snapshot of https://github.com/zulip/zulip.git @ 48c69911c7dd4e03b20552eb3bd77ad8151c1357 (2026-09-15)

corporate/tests/stripe_fixtures/add_minimum_licenses--Charge.list.1.json

@@ -0,0 +1,121 @@
+{
+  "data": [
+    {
+      "amount": 100000,
+      "amount_captured": 100000,
+      "amount_refunded": 0,
+      "application": null,
+      "application_fee": null,
+      "application_fee_amount": null,
+      "balance_transaction": "txn_NORMALIZED",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "calculated_statement_descriptor": "ZULIP CLOUD STANDARD",
+      "captured": true,
+      "created": 1000000000,
+      "currency": "usd",
+      "customer": "cus_UNRECORDED",
+      "description": "Payment for Invoice",
+      "destination": null,
+      "dispute": null,
+      "disputed": false,
+      "failure_balance_transaction": null,
+      "failure_code": null,
+      "failure_message": null,
+      "fraud_details": {},
+      "id": "add_minimum_licenses--Charge.list.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "charge",
+      "on_behalf_of": null,
+      "order": null,
+      "outcome": {
+        "advice_code": null,
+        "network_advice_code": null,
+        "network_decline_code": null,
+        "network_status": "approved_by_network",
+        "reason": null,
+        "risk_level": "normal",
+        "risk_score": 0,
+        "seller_message": "Payment complete.",
+        "type": "authorized"
+      },
+      "paid": true,
+      "payment_intent": "pi_NORMALIZED",
+      "payment_method": "pm_NORMALIZED",
+      "payment_method_details": {
+        "card": {
+          "amount_authorized": 100000,
+          "authorization_code": "000000",
+          "brand": "visa",
+          "checks": {
+            "address_line1_check": "pass",
+            "address_postal_code_check": "pass",
+            "cvc_check": "pass"
+          },
+          "country": "US",
+          "ds_transaction_id": null,
+          "exp_month": 1,
+          "exp_year": 9999,
+          "extended_authorization": {
+            "status": "disabled"
+          },
+          "fingerprint": "NORMALIZED",
+          "funding": "credit",
+          "incremental_authorization": {
+            "status": "unavailable"
+          },
+          "installments": null,
+          "last4": "4242",
+          "mandate": null,
+          "multicapture": {
+            "status": "unavailable"
+          },
+          "network": "visa",
+          "network_token": {
+            "used": false
+          },
+          "network_transaction_id": "000000000000000",
+          "overcapture": {
+            "maximum_amount_capturable": 100000,
+            "status": "unavailable"
+          },
+          "regulated_status": "unregulated",
+          "three_d_secure": null,
+          "transaction_link_id": null,
+          "wallet": null
+        },
+        "type": "card"
+      },
+      "radar_options": {},
+      "receipt_email": "hamlet@zulip.com",
+      "receipt_number": null,
+      "receipt_url": "https://pay.stripe.com/receipts/invoices/NORMALIZED?s=ap",
+      "refunded": false,
+      "review": null,
+      "shipping": null,
+      "source": null,
+      "source_transfer": null,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "statement_descriptor_suffix": null,
+      "status": "succeeded",
+      "transfer_data": null,
+      "transfer_group": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/charges"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.create.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": null,
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.modify.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": "pm_NORMALIZED",
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.retrieve.1.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "id": "add_minimum_licenses--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.retrieve.2.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "id": "add_minimum_licenses--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.retrieve.3.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "id": "add_minimum_licenses--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.retrieve.4.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "id": "add_minimum_licenses--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Customer.retrieve.5.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "add_minimum_licenses--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "id": "add_minimum_licenses--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Event.list.1.json

@@ -0,0 +1,180 @@
+{
+  "data": [
+    {
+      "api_version": "2025-11-17.clover",
+      "created": 1000000000,
+      "data": {
+        "object": {
+          "account_country": "US",
+          "account_name": "NORMALIZED",
+          "account_tax_ids": null,
+          "amount_due": 100000,
+          "amount_overpaid": 0,
+          "amount_paid": 100000,
+          "amount_remaining": 0,
+          "amount_shipping": 0,
+          "application": null,
+          "attempt_count": 1,
+          "attempted": true,
+          "auto_advance": false,
+          "automatic_tax": {
+            "disabled_reason": null,
+            "enabled": false,
+            "liability": null,
+            "provider": null,
+            "status": null
+          },
+          "automatically_finalizes_at": null,
+          "billing_reason": "manual",
+          "collection_method": "charge_automatically",
+          "created": 1000000000,
+          "currency": "usd",
+          "custom_fields": null,
+          "customer": "add_minimum_licenses--Customer.create.1.json",
+          "customer_account": null,
+          "customer_address": null,
+          "customer_email": "hamlet@zulip.com",
+          "customer_name": null,
+          "customer_phone": null,
+          "customer_shipping": null,
+          "customer_tax_exempt": "none",
+          "customer_tax_ids": [],
+          "default_payment_method": null,
+          "default_source": null,
+          "default_tax_rates": [],
+          "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+          "discounts": [],
+          "due_date": null,
+          "effective_at": 1000000000,
+          "ending_balance": 0,
+          "footer": null,
+          "from_invoice": null,
+          "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+          "id": "add_minimum_licenses--Event.list.1.json",
+          "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+          "issuer": {
+            "type": "self"
+          },
+          "last_finalization_error": null,
+          "latest_revision": null,
+          "lines": {
+            "data": [
+              {
+                "amount": 100000,
+                "currency": "usd",
+                "description": "Zulip Cloud Standard",
+                "discount_amounts": [],
+                "discountable": false,
+                "discounts": [],
+                "id": "add_minimum_licenses--Event.list.1.json",
+                "invoice": "add_minimum_licenses--Event.list.1.json",
+                "livemode": false,
+                "metadata": {},
+                "object": "line_item",
+                "parent": {
+                  "invoice_item_details": {
+                    "invoice_item": "ii_NORMALIZED",
+                    "proration": false,
+                    "proration_details": {
+                      "credited_items": null
+                    },
+                    "subscription": null
+                  },
+                  "license_fee_subscription_details": null,
+                  "subscription_item_details": null,
+                  "type": "invoice_item_details"
+                },
+                "period": {
+                  "end": 1357095845,
+                  "start": 1325473445
+                },
+                "pretax_credit_amounts": [],
+                "pricing": {
+                  "price_details": {
+                    "price": "price_NORMALIZED",
+                    "product": "prod_NORMALIZED"
+                  },
+                  "type": "price_details",
+                  "unit_amount_decimal": "4000"
+                },
+                "quantity": 25,
+                "quantity_decimal": "25",
+                "subtotal": 100000,
+                "taxes": []
+              }
+            ],
+            "has_more": false,
+            "object": "list",
+            "total_count": 1,
+            "url": "/v1/invoices/add_minimum_licenses--Event.list.1.json/lines"
+          },
+          "livemode": false,
+          "metadata": {
+            "billing_schedule": "1",
+            "current_plan_id": "None",
+            "license_management": "automatic",
+            "licenses": "25",
+            "on_free_trial": "False",
+            "plan_tier": "1",
+            "user_id": "10"
+          },
+          "next_payment_attempt": null,
+          "number": "NORMALIZED",
+          "object": "invoice",
+          "on_behalf_of": null,
+          "parent": null,
+          "payment_settings": {
+            "default_mandate": null,
+            "payment_method_options": null,
+            "payment_method_types": null
+          },
+          "period_end": 1000000000,
+          "period_start": 1000000000,
+          "post_payment_credit_notes_amount": 0,
+          "pre_payment_credit_notes_amount": 0,
+          "receipt_number": null,
+          "rendering": {
+            "amount_tax_display": null,
+            "pdf": {
+              "page_size": "letter"
+            },
+            "template": null,
+            "template_version": null
+          },
+          "shipping_cost": null,
+          "shipping_details": null,
+          "starting_balance": 0,
+          "statement_descriptor": "Zulip Cloud Standard",
+          "status": "paid",
+          "status_transitions": {
+            "finalized_at": 1000000000,
+            "marked_uncollectible_at": null,
+            "paid_at": 1000000000,
+            "voided_at": null
+          },
+          "subtotal": 100000,
+          "subtotal_excluding_tax": 100000,
+          "test_clock": null,
+          "total": 100000,
+          "total_discount_amounts": [],
+          "total_excluding_tax": 100000,
+          "total_pretax_credit_amounts": [],
+          "total_taxes": [],
+          "webhooks_delivered_at": null
+        }
+      },
+      "id": "add_minimum_licenses--Event.list.1.json",
+      "livemode": false,
+      "object": "event",
+      "pending_webhooks": 0,
+      "request": {
+        "id": "add_minimum_licenses--Event.list.1.json",
+        "idempotency_key": "00000000-0000-0000-0000-000000000000"
+      },
+      "type": "invoice.paid"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/events"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Invoice.create.1.json

@@ -0,0 +1,114 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 0,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": null,
+  "ending_balance": null,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": null,
+  "id": "add_minimum_licenses--Event.list.1.json",
+  "invoice_pdf": null,
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [],
+    "has_more": false,
+    "object": "list",
+    "total_count": 0,
+    "url": "/v1/invoices/add_minimum_licenses--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "25",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": null,
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "auto"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "draft",
+  "status_transitions": {
+    "finalized_at": null,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 0,
+  "subtotal_excluding_tax": 0,
+  "test_clock": null,
+  "total": 0,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 0,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Invoice.finalize_invoice.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 100000,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 100000,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "add_minimum_licenses--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 100000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "add_minimum_licenses--Event.list.1.json",
+        "invoice": "add_minimum_licenses--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "4000"
+        },
+        "quantity": 25,
+        "quantity_decimal": "25",
+        "subtotal": 100000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/add_minimum_licenses--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "25",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "open",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 100000,
+  "subtotal_excluding_tax": 100000,
+  "test_clock": null,
+  "total": 100000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 100000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Invoice.list.1.json

@@ -0,0 +1,6 @@
+{
+  "data": [],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--Invoice.pay.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 100000,
+  "amount_overpaid": 0,
+  "amount_paid": 100000,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 1,
+  "attempted": true,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "add_minimum_licenses--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 100000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "add_minimum_licenses--Event.list.1.json",
+        "invoice": "add_minimum_licenses--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "4000"
+        },
+        "quantity": 25,
+        "quantity_decimal": "25",
+        "subtotal": 100000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/add_minimum_licenses--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "25",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "paid",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": 1000000000,
+    "voided_at": null
+  },
+  "subtotal": 100000,
+  "subtotal_excluding_tax": 100000,
+  "test_clock": null,
+  "total": 100000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 100000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--InvoiceItem.create.1.json

@@ -0,0 +1,34 @@
+{
+  "amount": 100000,
+  "currency": "usd",
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "date": 1000000000,
+  "description": "Zulip Cloud Standard",
+  "discountable": false,
+  "discounts": [],
+  "id": "add_minimum_licenses--InvoiceItem.create.1.json",
+  "invoice": "add_minimum_licenses--Event.list.1.json",
+  "livemode": false,
+  "metadata": {},
+  "net_amount": 100000,
+  "object": "invoiceitem",
+  "parent": null,
+  "period": {
+    "end": 1357095845,
+    "start": 1325473445
+  },
+  "pricing": {
+    "price_details": {
+      "price": "price_NORMALIZED",
+      "product": "prod_NORMALIZED"
+    },
+    "type": "price_details",
+    "unit_amount_decimal": "4000"
+  },
+  "proration": false,
+  "quantity": 25,
+  "quantity_decimal": "25",
+  "tax_rates": [],
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--PaymentMethod.create.1.json

@@ -0,0 +1,53 @@
+{
+  "allow_redisplay": "unspecified",
+  "billing_details": {
+    "address": {
+      "city": "San Francisco",
+      "country": "US",
+      "line1": "123 Main St",
+      "line2": null,
+      "postal_code": "12345",
+      "state": "CA"
+    },
+    "email": null,
+    "name": "John Doe",
+    "phone": null,
+    "tax_id": null
+  },
+  "card": {
+    "brand": "visa",
+    "checks": {
+      "address_line1_check": "unchecked",
+      "address_postal_code_check": "unchecked",
+      "cvc_check": "unchecked"
+    },
+    "country": "US",
+    "display_brand": "visa",
+    "exp_month": 1,
+    "exp_year": 9999,
+    "fingerprint": "NORMALIZED",
+    "funding": "credit",
+    "generated_from": null,
+    "last4": "4242",
+    "networks": {
+      "available": [
+        "visa"
+      ],
+      "preferred": null
+    },
+    "regulated_status": "unregulated",
+    "three_d_secure_usage": {
+      "supported": true
+    },
+    "wallet": null
+  },
+  "created": 1000000000,
+  "customer": null,
+  "customer_account": null,
+  "id": "add_minimum_licenses--Customer.retrieve.1.json",
+  "livemode": false,
+  "metadata": {},
+  "object": "payment_method",
+  "shared_payment_granted_token": null,
+  "type": "card"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--SetupIntent.create.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "add_minimum_licenses--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "add_minimum_licenses--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--SetupIntent.list.1.json

@@ -0,0 +1,46 @@
+{
+  "data": [
+    {
+      "application": null,
+      "automatic_payment_methods": null,
+      "cancellation_reason": null,
+      "client_secret": "NORMALIZED",
+      "created": 1000000000,
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "description": null,
+      "excluded_payment_method_types": null,
+      "flow_directions": null,
+      "id": "add_minimum_licenses--SetupIntent.list.1.json",
+      "last_setup_error": null,
+      "latest_attempt": null,
+      "livemode": false,
+      "managed_payments": {
+        "enabled": false
+      },
+      "mandate": null,
+      "metadata": {},
+      "next_action": null,
+      "object": "setup_intent",
+      "on_behalf_of": null,
+      "payment_method": null,
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "mandate_options": null,
+          "network": null,
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "single_use_mandate": null,
+      "status": "requires_payment_method",
+      "usage": "off_session"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/setup_intents"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--SetupIntent.retrieve.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "add_minimum_licenses--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "add_minimum_licenses--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--checkout.Session.create.1.json

@@ -0,0 +1,112 @@
+{
+  "adaptive_pricing": {
+    "enabled": false
+  },
+  "after_expiration": null,
+  "allow_promotion_codes": null,
+  "amount_subtotal": null,
+  "amount_total": null,
+  "automatic_tax": {
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "billing_address_collection": "required",
+  "branding_settings": {
+    "background_color": "#dbedff",
+    "border_style": "rounded",
+    "button_color": "#3e6bfe",
+    "display_name": "STRIPE SANDBOX",
+    "font_family": "source_sans_pro",
+    "icon": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    },
+    "logo": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    }
+  },
+  "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+  "client_reference_id": null,
+  "client_secret": null,
+  "collected_information": {
+    "business_name": null,
+    "individual_name": null,
+    "shipping_details": null
+  },
+  "consent": null,
+  "consent_collection": null,
+  "created": 1000000000,
+  "currency": null,
+  "currency_conversion": null,
+  "custom_fields": [],
+  "custom_text": {
+    "after_submit": null,
+    "shipping_address": null,
+    "submit": null,
+    "terms_of_service_acceptance": null
+  },
+  "customer": "add_minimum_licenses--Customer.create.1.json",
+  "customer_account": null,
+  "customer_creation": null,
+  "customer_details": {
+    "address": null,
+    "business_name": null,
+    "email": "hamlet@zulip.com",
+    "individual_name": null,
+    "name": null,
+    "phone": null,
+    "tax_exempt": null,
+    "tax_ids": null
+  },
+  "customer_email": null,
+  "discounts": null,
+  "expires_at": 1000000000,
+  "id": "add_minimum_licenses--checkout.Session.create.1.json",
+  "integration_identifier": null,
+  "invoice": null,
+  "invoice_creation": null,
+  "livemode": false,
+  "locale": null,
+  "managed_payments": null,
+  "metadata": {
+    "type": "card_update",
+    "user_id": "10"
+  },
+  "mode": "setup",
+  "object": "checkout.session",
+  "origin_context": null,
+  "payment_intent": null,
+  "payment_link": null,
+  "payment_method_collection": "always",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "payment_status": "no_payment_required",
+  "permissions": null,
+  "phone_number_collection": {
+    "enabled": false
+  },
+  "recovered_from": null,
+  "saved_payment_method_options": null,
+  "setup_intent": "add_minimum_licenses--SetupIntent.list.1.json",
+  "shipping_address_collection": null,
+  "shipping_cost": null,
+  "shipping_options": [],
+  "status": "open",
+  "submit_type": null,
+  "subscription": null,
+  "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+  "total_details": null,
+  "ui_mode": "hosted",
+  "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+  "wallet_options": null
+}

corporate/tests/stripe_fixtures/add_minimum_licenses--checkout.Session.list.1.json

@@ -0,0 +1,119 @@
+{
+  "data": [
+    {
+      "adaptive_pricing": {
+        "enabled": false
+      },
+      "after_expiration": null,
+      "allow_promotion_codes": null,
+      "amount_subtotal": null,
+      "amount_total": null,
+      "automatic_tax": {
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "billing_address_collection": "required",
+      "branding_settings": {
+        "background_color": "#dbedff",
+        "border_style": "rounded",
+        "button_color": "#3e6bfe",
+        "display_name": "STRIPE SANDBOX",
+        "font_family": "source_sans_pro",
+        "icon": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        },
+        "logo": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        }
+      },
+      "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+      "client_reference_id": null,
+      "client_secret": null,
+      "collected_information": {
+        "business_name": null,
+        "individual_name": null,
+        "shipping_details": null
+      },
+      "consent": null,
+      "consent_collection": null,
+      "created": 1000000000,
+      "currency": null,
+      "currency_conversion": null,
+      "custom_fields": [],
+      "custom_text": {
+        "after_submit": null,
+        "shipping_address": null,
+        "submit": null,
+        "terms_of_service_acceptance": null
+      },
+      "customer": "add_minimum_licenses--Customer.create.1.json",
+      "customer_account": null,
+      "customer_creation": null,
+      "customer_details": {
+        "address": null,
+        "business_name": null,
+        "email": "hamlet@zulip.com",
+        "individual_name": null,
+        "name": null,
+        "phone": null,
+        "tax_exempt": null,
+        "tax_ids": null
+      },
+      "customer_email": null,
+      "discounts": null,
+      "expires_at": 1000000000,
+      "id": "add_minimum_licenses--checkout.Session.create.1.json",
+      "integration_identifier": null,
+      "invoice": null,
+      "invoice_creation": null,
+      "livemode": false,
+      "locale": null,
+      "managed_payments": null,
+      "metadata": {
+        "type": "card_update",
+        "user_id": "10"
+      },
+      "mode": "setup",
+      "object": "checkout.session",
+      "origin_context": null,
+      "payment_intent": null,
+      "payment_link": null,
+      "payment_method_collection": "always",
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "payment_status": "no_payment_required",
+      "permissions": null,
+      "phone_number_collection": {
+        "enabled": false
+      },
+      "recovered_from": null,
+      "saved_payment_method_options": null,
+      "setup_intent": "add_minimum_licenses--SetupIntent.list.1.json",
+      "shipping_address_collection": null,
+      "shipping_cost": null,
+      "shipping_options": [],
+      "status": "open",
+      "submit_type": null,
+      "subscription": null,
+      "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+      "total_details": null,
+      "ui_mode": "hosted",
+      "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+      "wallet_options": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/checkout/sessions"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Charge.list.1.json

@@ -0,0 +1,121 @@
+{
+  "data": [
+    {
+      "amount": 7200,
+      "amount_captured": 7200,
+      "amount_refunded": 0,
+      "application": null,
+      "application_fee": null,
+      "application_fee_amount": null,
+      "balance_transaction": "txn_NORMALIZED",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "calculated_statement_descriptor": "ZULIP CLOUD STANDARD",
+      "captured": true,
+      "created": 1000000000,
+      "currency": "usd",
+      "customer": "cus_UNRECORDED",
+      "description": "Payment for Invoice",
+      "destination": null,
+      "dispute": null,
+      "disputed": false,
+      "failure_balance_transaction": null,
+      "failure_code": null,
+      "failure_message": null,
+      "fraud_details": {},
+      "id": "attach_discount_to_realm--Charge.list.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "charge",
+      "on_behalf_of": null,
+      "order": null,
+      "outcome": {
+        "advice_code": null,
+        "network_advice_code": null,
+        "network_decline_code": null,
+        "network_status": "approved_by_network",
+        "reason": null,
+        "risk_level": "normal",
+        "risk_score": 0,
+        "seller_message": "Payment complete.",
+        "type": "authorized"
+      },
+      "paid": true,
+      "payment_intent": "pi_NORMALIZED",
+      "payment_method": "pm_NORMALIZED",
+      "payment_method_details": {
+        "card": {
+          "amount_authorized": 7200,
+          "authorization_code": "000000",
+          "brand": "visa",
+          "checks": {
+            "address_line1_check": "pass",
+            "address_postal_code_check": "pass",
+            "cvc_check": "pass"
+          },
+          "country": "US",
+          "ds_transaction_id": null,
+          "exp_month": 1,
+          "exp_year": 9999,
+          "extended_authorization": {
+            "status": "disabled"
+          },
+          "fingerprint": "NORMALIZED",
+          "funding": "credit",
+          "incremental_authorization": {
+            "status": "unavailable"
+          },
+          "installments": null,
+          "last4": "4242",
+          "mandate": null,
+          "multicapture": {
+            "status": "unavailable"
+          },
+          "network": "visa",
+          "network_token": {
+            "used": false
+          },
+          "network_transaction_id": "000000000000000",
+          "overcapture": {
+            "maximum_amount_capturable": 7200,
+            "status": "unavailable"
+          },
+          "regulated_status": "unregulated",
+          "three_d_secure": null,
+          "transaction_link_id": null,
+          "wallet": null
+        },
+        "type": "card"
+      },
+      "radar_options": {},
+      "receipt_email": "hamlet@zulip.com",
+      "receipt_number": null,
+      "receipt_url": "https://pay.stripe.com/receipts/invoices/NORMALIZED?s=ap",
+      "refunded": false,
+      "review": null,
+      "shipping": null,
+      "source": null,
+      "source_transfer": null,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "statement_descriptor_suffix": null,
+      "status": "succeeded",
+      "transfer_data": null,
+      "transfer_group": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/charges"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Charge.list.2.json

@@ -0,0 +1,235 @@
+{
+  "data": [
+    {
+      "amount": 36000,
+      "amount_captured": 36000,
+      "amount_refunded": 0,
+      "application": null,
+      "application_fee": null,
+      "application_fee_amount": null,
+      "balance_transaction": "txn_NORMALIZED",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "calculated_statement_descriptor": "ZULIP CLOUD STANDARD",
+      "captured": true,
+      "created": 1000000000,
+      "currency": "usd",
+      "customer": "cus_UNRECORDED",
+      "description": "Payment for Invoice",
+      "destination": null,
+      "dispute": null,
+      "disputed": false,
+      "failure_balance_transaction": null,
+      "failure_code": null,
+      "failure_message": null,
+      "fraud_details": {},
+      "id": "attach_discount_to_realm--Charge.list.2.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "charge",
+      "on_behalf_of": null,
+      "order": null,
+      "outcome": {
+        "advice_code": null,
+        "network_advice_code": null,
+        "network_decline_code": null,
+        "network_status": "approved_by_network",
+        "reason": null,
+        "risk_level": "normal",
+        "risk_score": 0,
+        "seller_message": "Payment complete.",
+        "type": "authorized"
+      },
+      "paid": true,
+      "payment_intent": "pi_NORMALIZED",
+      "payment_method": "pm_NORMALIZED",
+      "payment_method_details": {
+        "card": {
+          "amount_authorized": 36000,
+          "authorization_code": "000000",
+          "brand": "visa",
+          "checks": {
+            "address_line1_check": "pass",
+            "address_postal_code_check": "pass",
+            "cvc_check": "pass"
+          },
+          "country": "US",
+          "ds_transaction_id": null,
+          "exp_month": 1,
+          "exp_year": 9999,
+          "extended_authorization": {
+            "status": "disabled"
+          },
+          "fingerprint": "NORMALIZED",
+          "funding": "credit",
+          "incremental_authorization": {
+            "status": "unavailable"
+          },
+          "installments": null,
+          "last4": "4242",
+          "mandate": null,
+          "multicapture": {
+            "status": "unavailable"
+          },
+          "network": "visa",
+          "network_token": {
+            "used": false
+          },
+          "network_transaction_id": "000000000000000",
+          "overcapture": {
+            "maximum_amount_capturable": 36000,
+            "status": "unavailable"
+          },
+          "regulated_status": "unregulated",
+          "three_d_secure": null,
+          "transaction_link_id": null,
+          "wallet": null
+        },
+        "type": "card"
+      },
+      "radar_options": {},
+      "receipt_email": "hamlet@zulip.com",
+      "receipt_number": null,
+      "receipt_url": "https://pay.stripe.com/receipts/invoices/NORMALIZED?s=ap",
+      "refunded": false,
+      "review": null,
+      "shipping": null,
+      "source": null,
+      "source_transfer": null,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "statement_descriptor_suffix": null,
+      "status": "succeeded",
+      "transfer_data": null,
+      "transfer_group": null
+    },
+    {
+      "amount": 7200,
+      "amount_captured": 7200,
+      "amount_refunded": 0,
+      "application": null,
+      "application_fee": null,
+      "application_fee_amount": null,
+      "balance_transaction": "txn_NORMALIZED",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "calculated_statement_descriptor": "ZULIP CLOUD STANDARD",
+      "captured": true,
+      "created": 1000000000,
+      "currency": "usd",
+      "customer": "cus_UNRECORDED",
+      "description": "Payment for Invoice",
+      "destination": null,
+      "dispute": null,
+      "disputed": false,
+      "failure_balance_transaction": null,
+      "failure_code": null,
+      "failure_message": null,
+      "fraud_details": {},
+      "id": "attach_discount_to_realm--Charge.list.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "charge",
+      "on_behalf_of": null,
+      "order": null,
+      "outcome": {
+        "advice_code": null,
+        "network_advice_code": null,
+        "network_decline_code": null,
+        "network_status": "approved_by_network",
+        "reason": null,
+        "risk_level": "normal",
+        "risk_score": 0,
+        "seller_message": "Payment complete.",
+        "type": "authorized"
+      },
+      "paid": true,
+      "payment_intent": "pi_NORMALIZED",
+      "payment_method": "pm_NORMALIZED",
+      "payment_method_details": {
+        "card": {
+          "amount_authorized": 7200,
+          "authorization_code": "000000",
+          "brand": "visa",
+          "checks": {
+            "address_line1_check": "pass",
+            "address_postal_code_check": "pass",
+            "cvc_check": "pass"
+          },
+          "country": "US",
+          "ds_transaction_id": null,
+          "exp_month": 1,
+          "exp_year": 9999,
+          "extended_authorization": {
+            "status": "disabled"
+          },
+          "fingerprint": "NORMALIZED",
+          "funding": "credit",
+          "incremental_authorization": {
+            "status": "unavailable"
+          },
+          "installments": null,
+          "last4": "4242",
+          "mandate": null,
+          "multicapture": {
+            "status": "unavailable"
+          },
+          "network": "visa",
+          "network_token": {
+            "used": false
+          },
+          "network_transaction_id": "000000000000000",
+          "overcapture": {
+            "maximum_amount_capturable": 7200,
+            "status": "unavailable"
+          },
+          "regulated_status": "unregulated",
+          "three_d_secure": null,
+          "transaction_link_id": null,
+          "wallet": null
+        },
+        "type": "card"
+      },
+      "radar_options": {},
+      "receipt_email": "hamlet@zulip.com",
+      "receipt_number": null,
+      "receipt_url": "https://pay.stripe.com/receipts/invoices/NORMALIZED?s=ap",
+      "refunded": false,
+      "review": null,
+      "shipping": null,
+      "source": null,
+      "source_transfer": null,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "statement_descriptor_suffix": null,
+      "status": "succeeded",
+      "transfer_data": null,
+      "transfer_group": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/charges"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.create.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": null,
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.modify.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": "pm_NORMALIZED",
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.modify.2.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": "pm_NORMALIZED",
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.1.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.10.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.2.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.3.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.4.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.5.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.6.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.7.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.8.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Customer.retrieve.9.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "attach_discount_to_realm--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Event.list.1.json

@@ -0,0 +1,180 @@
+{
+  "data": [
+    {
+      "api_version": "2025-11-17.clover",
+      "created": 1000000000,
+      "data": {
+        "object": {
+          "account_country": "US",
+          "account_name": "NORMALIZED",
+          "account_tax_ids": null,
+          "amount_due": 7200,
+          "amount_overpaid": 0,
+          "amount_paid": 7200,
+          "amount_remaining": 0,
+          "amount_shipping": 0,
+          "application": null,
+          "attempt_count": 1,
+          "attempted": true,
+          "auto_advance": false,
+          "automatic_tax": {
+            "disabled_reason": null,
+            "enabled": false,
+            "liability": null,
+            "provider": null,
+            "status": null
+          },
+          "automatically_finalizes_at": null,
+          "billing_reason": "manual",
+          "collection_method": "charge_automatically",
+          "created": 1000000000,
+          "currency": "usd",
+          "custom_fields": null,
+          "customer": "attach_discount_to_realm--Customer.create.1.json",
+          "customer_account": null,
+          "customer_address": null,
+          "customer_email": "hamlet@zulip.com",
+          "customer_name": null,
+          "customer_phone": null,
+          "customer_shipping": null,
+          "customer_tax_exempt": "none",
+          "customer_tax_ids": [],
+          "default_payment_method": null,
+          "default_source": null,
+          "default_tax_rates": [],
+          "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+          "discounts": [],
+          "due_date": null,
+          "effective_at": 1000000000,
+          "ending_balance": 0,
+          "footer": null,
+          "from_invoice": null,
+          "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+          "id": "attach_discount_to_realm--Event.list.1.json",
+          "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+          "issuer": {
+            "type": "self"
+          },
+          "last_finalization_error": null,
+          "latest_revision": null,
+          "lines": {
+            "data": [
+              {
+                "amount": 7200,
+                "currency": "usd",
+                "description": "Zulip Cloud Standard",
+                "discount_amounts": [],
+                "discountable": false,
+                "discounts": [],
+                "id": "attach_discount_to_realm--Event.list.1.json",
+                "invoice": "attach_discount_to_realm--Event.list.1.json",
+                "livemode": false,
+                "metadata": {},
+                "object": "line_item",
+                "parent": {
+                  "invoice_item_details": {
+                    "invoice_item": "ii_NORMALIZED",
+                    "proration": false,
+                    "proration_details": {
+                      "credited_items": null
+                    },
+                    "subscription": null
+                  },
+                  "license_fee_subscription_details": null,
+                  "subscription_item_details": null,
+                  "type": "invoice_item_details"
+                },
+                "period": {
+                  "end": 1357095845,
+                  "start": 1325473445
+                },
+                "pretax_credit_amounts": [],
+                "pricing": {
+                  "price_details": {
+                    "price": "price_NORMALIZED",
+                    "product": "prod_NORMALIZED"
+                  },
+                  "type": "price_details",
+                  "unit_amount_decimal": "1200"
+                },
+                "quantity": 6,
+                "quantity_decimal": "6",
+                "subtotal": 7200,
+                "taxes": []
+              }
+            ],
+            "has_more": false,
+            "object": "list",
+            "total_count": 1,
+            "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+          },
+          "livemode": false,
+          "metadata": {
+            "billing_schedule": "1",
+            "current_plan_id": "None",
+            "license_management": "automatic",
+            "licenses": "6",
+            "on_free_trial": "False",
+            "plan_tier": "1",
+            "user_id": "10"
+          },
+          "next_payment_attempt": null,
+          "number": "NORMALIZED",
+          "object": "invoice",
+          "on_behalf_of": null,
+          "parent": null,
+          "payment_settings": {
+            "default_mandate": null,
+            "payment_method_options": null,
+            "payment_method_types": null
+          },
+          "period_end": 1000000000,
+          "period_start": 1000000000,
+          "post_payment_credit_notes_amount": 0,
+          "pre_payment_credit_notes_amount": 0,
+          "receipt_number": null,
+          "rendering": {
+            "amount_tax_display": null,
+            "pdf": {
+              "page_size": "letter"
+            },
+            "template": null,
+            "template_version": null
+          },
+          "shipping_cost": null,
+          "shipping_details": null,
+          "starting_balance": 0,
+          "statement_descriptor": "Zulip Cloud Standard",
+          "status": "paid",
+          "status_transitions": {
+            "finalized_at": 1000000000,
+            "marked_uncollectible_at": null,
+            "paid_at": 1000000000,
+            "voided_at": null
+          },
+          "subtotal": 7200,
+          "subtotal_excluding_tax": 7200,
+          "test_clock": null,
+          "total": 7200,
+          "total_discount_amounts": [],
+          "total_excluding_tax": 7200,
+          "total_pretax_credit_amounts": [],
+          "total_taxes": [],
+          "webhooks_delivered_at": null
+        }
+      },
+      "id": "attach_discount_to_realm--Event.list.1.json",
+      "livemode": false,
+      "object": "event",
+      "pending_webhooks": 0,
+      "request": {
+        "id": "attach_discount_to_realm--Event.list.1.json",
+        "idempotency_key": "00000000-0000-0000-0000-000000000000"
+      },
+      "type": "invoice.paid"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/events"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Event.list.2.json

@@ -0,0 +1,180 @@
+{
+  "data": [
+    {
+      "api_version": "2025-11-17.clover",
+      "created": 1000000000,
+      "data": {
+        "object": {
+          "account_country": "US",
+          "account_name": "NORMALIZED",
+          "account_tax_ids": null,
+          "amount_due": 36000,
+          "amount_overpaid": 0,
+          "amount_paid": 36000,
+          "amount_remaining": 0,
+          "amount_shipping": 0,
+          "application": null,
+          "attempt_count": 1,
+          "attempted": true,
+          "auto_advance": false,
+          "automatic_tax": {
+            "disabled_reason": null,
+            "enabled": false,
+            "liability": null,
+            "provider": null,
+            "status": null
+          },
+          "automatically_finalizes_at": null,
+          "billing_reason": "manual",
+          "collection_method": "charge_automatically",
+          "created": 1000000000,
+          "currency": "usd",
+          "custom_fields": null,
+          "customer": "attach_discount_to_realm--Customer.create.1.json",
+          "customer_account": null,
+          "customer_address": null,
+          "customer_email": "hamlet@zulip.com",
+          "customer_name": null,
+          "customer_phone": null,
+          "customer_shipping": null,
+          "customer_tax_exempt": "none",
+          "customer_tax_ids": [],
+          "default_payment_method": null,
+          "default_source": null,
+          "default_tax_rates": [],
+          "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+          "discounts": [],
+          "due_date": null,
+          "effective_at": 1000000000,
+          "ending_balance": 0,
+          "footer": null,
+          "from_invoice": null,
+          "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+          "id": "attach_discount_to_realm--Event.list.2.json",
+          "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+          "issuer": {
+            "type": "self"
+          },
+          "last_finalization_error": null,
+          "latest_revision": null,
+          "lines": {
+            "data": [
+              {
+                "amount": 36000,
+                "currency": "usd",
+                "description": "Zulip Cloud Standard",
+                "discount_amounts": [],
+                "discountable": false,
+                "discounts": [],
+                "id": "attach_discount_to_realm--Event.list.2.json",
+                "invoice": "attach_discount_to_realm--Event.list.2.json",
+                "livemode": false,
+                "metadata": {},
+                "object": "line_item",
+                "parent": {
+                  "invoice_item_details": {
+                    "invoice_item": "ii_NORMALIZED",
+                    "proration": false,
+                    "proration_details": {
+                      "credited_items": null
+                    },
+                    "subscription": null
+                  },
+                  "license_fee_subscription_details": null,
+                  "subscription_item_details": null,
+                  "type": "invoice_item_details"
+                },
+                "period": {
+                  "end": 1357095845,
+                  "start": 1325473445
+                },
+                "pretax_credit_amounts": [],
+                "pricing": {
+                  "price_details": {
+                    "price": "price_NORMALIZED",
+                    "product": "prod_NORMALIZED"
+                  },
+                  "type": "price_details",
+                  "unit_amount_decimal": "6000"
+                },
+                "quantity": 6,
+                "quantity_decimal": "6",
+                "subtotal": 36000,
+                "taxes": []
+              }
+            ],
+            "has_more": false,
+            "object": "list",
+            "total_count": 1,
+            "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+          },
+          "livemode": false,
+          "metadata": {
+            "billing_schedule": "1",
+            "current_plan_id": "None",
+            "license_management": "automatic",
+            "licenses": "6",
+            "on_free_trial": "False",
+            "plan_tier": "1",
+            "user_id": "10"
+          },
+          "next_payment_attempt": null,
+          "number": "NORMALIZED",
+          "object": "invoice",
+          "on_behalf_of": null,
+          "parent": null,
+          "payment_settings": {
+            "default_mandate": null,
+            "payment_method_options": null,
+            "payment_method_types": null
+          },
+          "period_end": 1000000000,
+          "period_start": 1000000000,
+          "post_payment_credit_notes_amount": 0,
+          "pre_payment_credit_notes_amount": 0,
+          "receipt_number": null,
+          "rendering": {
+            "amount_tax_display": null,
+            "pdf": {
+              "page_size": "letter"
+            },
+            "template": null,
+            "template_version": null
+          },
+          "shipping_cost": null,
+          "shipping_details": null,
+          "starting_balance": 0,
+          "statement_descriptor": "Zulip Cloud Standard",
+          "status": "paid",
+          "status_transitions": {
+            "finalized_at": 1000000000,
+            "marked_uncollectible_at": null,
+            "paid_at": 1000000000,
+            "voided_at": null
+          },
+          "subtotal": 36000,
+          "subtotal_excluding_tax": 36000,
+          "test_clock": null,
+          "total": 36000,
+          "total_discount_amounts": [],
+          "total_excluding_tax": 36000,
+          "total_pretax_credit_amounts": [],
+          "total_taxes": [],
+          "webhooks_delivered_at": null
+        }
+      },
+      "id": "attach_discount_to_realm--Event.list.2.json",
+      "livemode": false,
+      "object": "event",
+      "pending_webhooks": 0,
+      "request": {
+        "id": "attach_discount_to_realm--Event.list.2.json",
+        "idempotency_key": "00000000-0000-0000-0000-000000000000"
+      },
+      "type": "invoice.paid"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/events"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.create.1.json

@@ -0,0 +1,114 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 0,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": null,
+  "ending_balance": null,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": null,
+  "id": "attach_discount_to_realm--Event.list.1.json",
+  "invoice_pdf": null,
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [],
+    "has_more": false,
+    "object": "list",
+    "total_count": 0,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": null,
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "auto"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "draft",
+  "status_transitions": {
+    "finalized_at": null,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 0,
+  "subtotal_excluding_tax": 0,
+  "test_clock": null,
+  "total": 0,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 0,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.create.2.json

@@ -0,0 +1,114 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 0,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": null,
+  "ending_balance": null,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": null,
+  "id": "attach_discount_to_realm--Event.list.2.json",
+  "invoice_pdf": null,
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [],
+    "has_more": false,
+    "object": "list",
+    "total_count": 0,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": null,
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "auto"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "draft",
+  "status_transitions": {
+    "finalized_at": null,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 0,
+  "subtotal_excluding_tax": 0,
+  "test_clock": null,
+  "total": 0,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 0,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.create.3.json

@@ -0,0 +1,106 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 0,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": true,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": 1000000000,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": null,
+  "ending_balance": null,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": null,
+  "id": "attach_discount_to_realm--Invoice.create.3.json",
+  "invoice_pdf": null,
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [],
+    "has_more": false,
+    "object": "list",
+    "total_count": 0,
+    "url": "/v1/invoices/attach_discount_to_realm--Invoice.create.3.json/lines"
+  },
+  "livemode": false,
+  "metadata": {},
+  "next_payment_attempt": 1000000000,
+  "number": null,
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "auto"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "draft",
+  "status_transitions": {
+    "finalized_at": null,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 0,
+  "subtotal_excluding_tax": 0,
+  "test_clock": null,
+  "total": 0,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 0,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.finalize_invoice.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 7200,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 7200,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "attach_discount_to_realm--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 7200,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "attach_discount_to_realm--Event.list.1.json",
+        "invoice": "attach_discount_to_realm--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "1200"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 7200,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "open",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 7200,
+  "subtotal_excluding_tax": 7200,
+  "test_clock": null,
+  "total": 7200,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 7200,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.finalize_invoice.2.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 36000,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 36000,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "attach_discount_to_realm--Event.list.2.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 36000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "attach_discount_to_realm--Event.list.2.json",
+        "invoice": "attach_discount_to_realm--Event.list.2.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "6000"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 36000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "open",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 36000,
+  "subtotal_excluding_tax": 36000,
+  "test_clock": null,
+  "total": 36000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 36000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.finalize_invoice.3.json

@@ -0,0 +1,150 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 24000,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 24000,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": true,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "attach_discount_to_realm--Invoice.create.3.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 24000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard - renewal",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "attach_discount_to_realm--Invoice.finalize_invoice.3.json",
+        "invoice": "attach_discount_to_realm--Invoice.create.3.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1388631845,
+          "start": 1357095845
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "4000"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 24000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/attach_discount_to_realm--Invoice.create.3.json/lines"
+  },
+  "livemode": false,
+  "metadata": {},
+  "next_payment_attempt": 1000000000,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "open",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 24000,
+  "subtotal_excluding_tax": 24000,
+  "test_clock": null,
+  "total": 24000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 24000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.list.1.json

@@ -0,0 +1,6 @@
+{
+  "data": [],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.list.2.json

@@ -0,0 +1,165 @@
+{
+  "data": [
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 7200,
+      "amount_overpaid": 0,
+      "amount_paid": 7200,
+      "amount_remaining": 0,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 1,
+      "attempted": true,
+      "auto_advance": false,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Event.list.1.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 7200,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Event.list.1.json",
+            "invoice": "attach_discount_to_realm--Event.list.1.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1357095845,
+              "start": 1325473445
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "1200"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 7200,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+      },
+      "livemode": false,
+      "metadata": {
+        "billing_schedule": "1",
+        "current_plan_id": "None",
+        "license_management": "automatic",
+        "licenses": "6",
+        "on_free_trial": "False",
+        "plan_tier": "1",
+        "user_id": "10"
+      },
+      "next_payment_attempt": null,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "paid",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": 1000000000,
+        "voided_at": null
+      },
+      "subtotal": 7200,
+      "subtotal_excluding_tax": 7200,
+      "test_clock": null,
+      "total": 7200,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 7200,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.list.3.json

@@ -0,0 +1,6 @@
+{
+  "data": [],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.list.4.json

@@ -0,0 +1,323 @@
+{
+  "data": [
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 36000,
+      "amount_overpaid": 0,
+      "amount_paid": 36000,
+      "amount_remaining": 0,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 1,
+      "attempted": true,
+      "auto_advance": false,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Event.list.2.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 36000,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Event.list.2.json",
+            "invoice": "attach_discount_to_realm--Event.list.2.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1357095845,
+              "start": 1325473445
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "6000"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 36000,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+      },
+      "livemode": false,
+      "metadata": {
+        "billing_schedule": "1",
+        "current_plan_id": "None",
+        "license_management": "automatic",
+        "licenses": "6",
+        "on_free_trial": "False",
+        "plan_tier": "1",
+        "user_id": "10"
+      },
+      "next_payment_attempt": null,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "paid",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": 1000000000,
+        "voided_at": null
+      },
+      "subtotal": 36000,
+      "subtotal_excluding_tax": 36000,
+      "test_clock": null,
+      "total": 36000,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 36000,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    },
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 7200,
+      "amount_overpaid": 0,
+      "amount_paid": 7200,
+      "amount_remaining": 0,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 1,
+      "attempted": true,
+      "auto_advance": false,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Event.list.1.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 7200,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Event.list.1.json",
+            "invoice": "attach_discount_to_realm--Event.list.1.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1357095845,
+              "start": 1325473445
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "1200"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 7200,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+      },
+      "livemode": false,
+      "metadata": {
+        "billing_schedule": "1",
+        "current_plan_id": "None",
+        "license_management": "automatic",
+        "licenses": "6",
+        "on_free_trial": "False",
+        "plan_tier": "1",
+        "user_id": "10"
+      },
+      "next_payment_attempt": null,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "paid",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": 1000000000,
+        "voided_at": null
+      },
+      "subtotal": 7200,
+      "subtotal_excluding_tax": 7200,
+      "test_clock": null,
+      "total": 7200,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 7200,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.list.5.json

@@ -0,0 +1,473 @@
+{
+  "data": [
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 24000,
+      "amount_overpaid": 0,
+      "amount_paid": 0,
+      "amount_remaining": 24000,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 0,
+      "attempted": false,
+      "auto_advance": true,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Invoice.create.3.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 24000,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard - renewal",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Invoice.finalize_invoice.3.json",
+            "invoice": "attach_discount_to_realm--Invoice.create.3.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1388631845,
+              "start": 1357095845
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "4000"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 24000,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Invoice.create.3.json/lines"
+      },
+      "livemode": false,
+      "metadata": {},
+      "next_payment_attempt": 1000000000,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "open",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": null,
+        "voided_at": null
+      },
+      "subtotal": 24000,
+      "subtotal_excluding_tax": 24000,
+      "test_clock": null,
+      "total": 24000,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 24000,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    },
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 36000,
+      "amount_overpaid": 0,
+      "amount_paid": 36000,
+      "amount_remaining": 0,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 1,
+      "attempted": true,
+      "auto_advance": false,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Event.list.2.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 36000,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Event.list.2.json",
+            "invoice": "attach_discount_to_realm--Event.list.2.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1357095845,
+              "start": 1325473445
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "6000"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 36000,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+      },
+      "livemode": false,
+      "metadata": {
+        "billing_schedule": "1",
+        "current_plan_id": "None",
+        "license_management": "automatic",
+        "licenses": "6",
+        "on_free_trial": "False",
+        "plan_tier": "1",
+        "user_id": "10"
+      },
+      "next_payment_attempt": null,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "paid",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": 1000000000,
+        "voided_at": null
+      },
+      "subtotal": 36000,
+      "subtotal_excluding_tax": 36000,
+      "test_clock": null,
+      "total": 36000,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 36000,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    },
+    {
+      "account_country": "US",
+      "account_name": "NORMALIZED",
+      "account_tax_ids": null,
+      "amount_due": 7200,
+      "amount_overpaid": 0,
+      "amount_paid": 7200,
+      "amount_remaining": 0,
+      "amount_shipping": 0,
+      "application": null,
+      "attempt_count": 1,
+      "attempted": true,
+      "auto_advance": false,
+      "automatic_tax": {
+        "disabled_reason": null,
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "automatically_finalizes_at": null,
+      "billing_reason": "manual",
+      "collection_method": "charge_automatically",
+      "created": 1000000000,
+      "currency": "usd",
+      "custom_fields": null,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_address": null,
+      "customer_email": "hamlet@zulip.com",
+      "customer_name": null,
+      "customer_phone": null,
+      "customer_shipping": null,
+      "customer_tax_exempt": "none",
+      "customer_tax_ids": [],
+      "default_payment_method": null,
+      "default_source": null,
+      "default_tax_rates": [],
+      "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+      "discounts": [],
+      "due_date": null,
+      "effective_at": 1000000000,
+      "ending_balance": 0,
+      "footer": null,
+      "from_invoice": null,
+      "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+      "id": "attach_discount_to_realm--Event.list.1.json",
+      "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+      "issuer": {
+        "type": "self"
+      },
+      "last_finalization_error": null,
+      "latest_revision": null,
+      "lines": {
+        "data": [
+          {
+            "amount": 7200,
+            "currency": "usd",
+            "description": "Zulip Cloud Standard",
+            "discount_amounts": [],
+            "discountable": false,
+            "discounts": [],
+            "id": "attach_discount_to_realm--Event.list.1.json",
+            "invoice": "attach_discount_to_realm--Event.list.1.json",
+            "livemode": false,
+            "metadata": {},
+            "object": "line_item",
+            "parent": {
+              "invoice_item_details": {
+                "invoice_item": "ii_NORMALIZED",
+                "proration": false,
+                "proration_details": {
+                  "credited_items": null
+                },
+                "subscription": null
+              },
+              "license_fee_subscription_details": null,
+              "subscription_item_details": null,
+              "type": "invoice_item_details"
+            },
+            "period": {
+              "end": 1357095845,
+              "start": 1325473445
+            },
+            "pretax_credit_amounts": [],
+            "pricing": {
+              "price_details": {
+                "price": "price_NORMALIZED",
+                "product": "prod_NORMALIZED"
+              },
+              "type": "price_details",
+              "unit_amount_decimal": "1200"
+            },
+            "quantity": 6,
+            "quantity_decimal": "6",
+            "subtotal": 7200,
+            "taxes": []
+          }
+        ],
+        "has_more": false,
+        "object": "list",
+        "total_count": 1,
+        "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+      },
+      "livemode": false,
+      "metadata": {
+        "billing_schedule": "1",
+        "current_plan_id": "None",
+        "license_management": "automatic",
+        "licenses": "6",
+        "on_free_trial": "False",
+        "plan_tier": "1",
+        "user_id": "10"
+      },
+      "next_payment_attempt": null,
+      "number": "NORMALIZED",
+      "object": "invoice",
+      "on_behalf_of": null,
+      "parent": null,
+      "payment_settings": {
+        "default_mandate": null,
+        "payment_method_options": null,
+        "payment_method_types": null
+      },
+      "period_end": 1000000000,
+      "period_start": 1000000000,
+      "post_payment_credit_notes_amount": 0,
+      "pre_payment_credit_notes_amount": 0,
+      "receipt_number": null,
+      "rendering": {
+        "amount_tax_display": null,
+        "pdf": {
+          "page_size": "letter"
+        },
+        "template": null,
+        "template_version": null
+      },
+      "shipping_cost": null,
+      "shipping_details": null,
+      "starting_balance": 0,
+      "statement_descriptor": "Zulip Cloud Standard",
+      "status": "paid",
+      "status_transitions": {
+        "finalized_at": 1000000000,
+        "marked_uncollectible_at": null,
+        "paid_at": 1000000000,
+        "voided_at": null
+      },
+      "subtotal": 7200,
+      "subtotal_excluding_tax": 7200,
+      "test_clock": null,
+      "total": 7200,
+      "total_discount_amounts": [],
+      "total_excluding_tax": 7200,
+      "total_pretax_credit_amounts": [],
+      "total_taxes": [],
+      "webhooks_delivered_at": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.pay.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 7200,
+  "amount_overpaid": 0,
+  "amount_paid": 7200,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 1,
+  "attempted": true,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "attach_discount_to_realm--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 7200,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "attach_discount_to_realm--Event.list.1.json",
+        "invoice": "attach_discount_to_realm--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "1200"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 7200,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "paid",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": 1000000000,
+    "voided_at": null
+  },
+  "subtotal": 7200,
+  "subtotal_excluding_tax": 7200,
+  "test_clock": null,
+  "total": 7200,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 7200,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--Invoice.pay.2.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 36000,
+  "amount_overpaid": 0,
+  "amount_paid": 36000,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 1,
+  "attempted": true,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "hamlet@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "attach_discount_to_realm--Event.list.2.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 36000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "attach_discount_to_realm--Event.list.2.json",
+        "invoice": "attach_discount_to_realm--Event.list.2.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "6000"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 36000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/attach_discount_to_realm--Event.list.2.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "10"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "paid",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": 1000000000,
+    "voided_at": null
+  },
+  "subtotal": 36000,
+  "subtotal_excluding_tax": 36000,
+  "test_clock": null,
+  "total": 36000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 36000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--InvoiceItem.create.1.json

@@ -0,0 +1,34 @@
+{
+  "amount": 7200,
+  "currency": "usd",
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "date": 1000000000,
+  "description": "Zulip Cloud Standard",
+  "discountable": false,
+  "discounts": [],
+  "id": "attach_discount_to_realm--InvoiceItem.create.1.json",
+  "invoice": "attach_discount_to_realm--Event.list.1.json",
+  "livemode": false,
+  "metadata": {},
+  "net_amount": 7200,
+  "object": "invoiceitem",
+  "parent": null,
+  "period": {
+    "end": 1357095845,
+    "start": 1325473445
+  },
+  "pricing": {
+    "price_details": {
+      "price": "price_NORMALIZED",
+      "product": "prod_NORMALIZED"
+    },
+    "type": "price_details",
+    "unit_amount_decimal": "1200"
+  },
+  "proration": false,
+  "quantity": 6,
+  "quantity_decimal": "6",
+  "tax_rates": [],
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--InvoiceItem.create.2.json

@@ -0,0 +1,34 @@
+{
+  "amount": 36000,
+  "currency": "usd",
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "date": 1000000000,
+  "description": "Zulip Cloud Standard",
+  "discountable": false,
+  "discounts": [],
+  "id": "attach_discount_to_realm--InvoiceItem.create.2.json",
+  "invoice": "attach_discount_to_realm--Event.list.2.json",
+  "livemode": false,
+  "metadata": {},
+  "net_amount": 36000,
+  "object": "invoiceitem",
+  "parent": null,
+  "period": {
+    "end": 1357095845,
+    "start": 1325473445
+  },
+  "pricing": {
+    "price_details": {
+      "price": "price_NORMALIZED",
+      "product": "prod_NORMALIZED"
+    },
+    "type": "price_details",
+    "unit_amount_decimal": "6000"
+  },
+  "proration": false,
+  "quantity": 6,
+  "quantity_decimal": "6",
+  "tax_rates": [],
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--InvoiceItem.create.3.json

@@ -0,0 +1,34 @@
+{
+  "amount": 24000,
+  "currency": "usd",
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "date": 1000000000,
+  "description": "Zulip Cloud Standard - renewal",
+  "discountable": false,
+  "discounts": [],
+  "id": "attach_discount_to_realm--InvoiceItem.create.3.json",
+  "invoice": "attach_discount_to_realm--Invoice.create.3.json",
+  "livemode": false,
+  "metadata": {},
+  "net_amount": 24000,
+  "object": "invoiceitem",
+  "parent": null,
+  "period": {
+    "end": 1388631845,
+    "start": 1357095845
+  },
+  "pricing": {
+    "price_details": {
+      "price": "price_NORMALIZED",
+      "product": "prod_NORMALIZED"
+    },
+    "type": "price_details",
+    "unit_amount_decimal": "4000"
+  },
+  "proration": false,
+  "quantity": 6,
+  "quantity_decimal": "6",
+  "tax_rates": [],
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--PaymentMethod.create.1.json

@@ -0,0 +1,53 @@
+{
+  "allow_redisplay": "unspecified",
+  "billing_details": {
+    "address": {
+      "city": "San Francisco",
+      "country": "US",
+      "line1": "123 Main St",
+      "line2": null,
+      "postal_code": "12345",
+      "state": "CA"
+    },
+    "email": null,
+    "name": "John Doe",
+    "phone": null,
+    "tax_id": null
+  },
+  "card": {
+    "brand": "visa",
+    "checks": {
+      "address_line1_check": "unchecked",
+      "address_postal_code_check": "unchecked",
+      "cvc_check": "unchecked"
+    },
+    "country": "US",
+    "display_brand": "visa",
+    "exp_month": 1,
+    "exp_year": 9999,
+    "fingerprint": "NORMALIZED",
+    "funding": "credit",
+    "generated_from": null,
+    "last4": "4242",
+    "networks": {
+      "available": [
+        "visa"
+      ],
+      "preferred": null
+    },
+    "regulated_status": "unregulated",
+    "three_d_secure_usage": {
+      "supported": true
+    },
+    "wallet": null
+  },
+  "created": 1000000000,
+  "customer": null,
+  "customer_account": null,
+  "id": "attach_discount_to_realm--Customer.retrieve.1.json",
+  "livemode": false,
+  "metadata": {},
+  "object": "payment_method",
+  "shared_payment_granted_token": null,
+  "type": "card"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--PaymentMethod.create.2.json

@@ -0,0 +1,53 @@
+{
+  "allow_redisplay": "unspecified",
+  "billing_details": {
+    "address": {
+      "city": "San Francisco",
+      "country": "US",
+      "line1": "123 Main St",
+      "line2": null,
+      "postal_code": "12345",
+      "state": "CA"
+    },
+    "email": null,
+    "name": "John Doe",
+    "phone": null,
+    "tax_id": null
+  },
+  "card": {
+    "brand": "visa",
+    "checks": {
+      "address_line1_check": "unchecked",
+      "address_postal_code_check": "unchecked",
+      "cvc_check": "unchecked"
+    },
+    "country": "US",
+    "display_brand": "visa",
+    "exp_month": 1,
+    "exp_year": 9999,
+    "fingerprint": "NORMALIZED",
+    "funding": "credit",
+    "generated_from": null,
+    "last4": "4242",
+    "networks": {
+      "available": [
+        "visa"
+      ],
+      "preferred": null
+    },
+    "regulated_status": "unregulated",
+    "three_d_secure_usage": {
+      "supported": true
+    },
+    "wallet": null
+  },
+  "created": 1000000000,
+  "customer": null,
+  "customer_account": null,
+  "id": "attach_discount_to_realm--Customer.retrieve.6.json",
+  "livemode": false,
+  "metadata": {},
+  "object": "payment_method",
+  "shared_payment_granted_token": null,
+  "type": "card"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.create.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "attach_discount_to_realm--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "attach_discount_to_realm--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.create.2.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "attach_discount_to_realm--SetupIntent.create.2.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "attach_discount_to_realm--Customer.retrieve.6.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.list.1.json

@@ -0,0 +1,46 @@
+{
+  "data": [
+    {
+      "application": null,
+      "automatic_payment_methods": null,
+      "cancellation_reason": null,
+      "client_secret": "NORMALIZED",
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "description": null,
+      "excluded_payment_method_types": null,
+      "flow_directions": null,
+      "id": "attach_discount_to_realm--SetupIntent.list.1.json",
+      "last_setup_error": null,
+      "latest_attempt": null,
+      "livemode": false,
+      "managed_payments": {
+        "enabled": false
+      },
+      "mandate": null,
+      "metadata": {},
+      "next_action": null,
+      "object": "setup_intent",
+      "on_behalf_of": null,
+      "payment_method": null,
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "mandate_options": null,
+          "network": null,
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "single_use_mandate": null,
+      "status": "requires_payment_method",
+      "usage": "off_session"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/setup_intents"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.list.2.json

@@ -0,0 +1,46 @@
+{
+  "data": [
+    {
+      "application": null,
+      "automatic_payment_methods": null,
+      "cancellation_reason": null,
+      "client_secret": "NORMALIZED",
+      "created": 1000000000,
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "description": null,
+      "excluded_payment_method_types": null,
+      "flow_directions": null,
+      "id": "attach_discount_to_realm--SetupIntent.list.2.json",
+      "last_setup_error": null,
+      "latest_attempt": null,
+      "livemode": false,
+      "managed_payments": {
+        "enabled": false
+      },
+      "mandate": null,
+      "metadata": {},
+      "next_action": null,
+      "object": "setup_intent",
+      "on_behalf_of": null,
+      "payment_method": null,
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "mandate_options": null,
+          "network": null,
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "single_use_mandate": null,
+      "status": "requires_payment_method",
+      "usage": "off_session"
+    }
+  ],
+  "has_more": true,
+  "object": "list",
+  "url": "/v1/setup_intents"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.retrieve.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "attach_discount_to_realm--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "attach_discount_to_realm--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--SetupIntent.retrieve.2.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "attach_discount_to_realm--SetupIntent.create.2.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "attach_discount_to_realm--Customer.retrieve.6.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--checkout.Session.create.1.json

@@ -0,0 +1,112 @@
+{
+  "adaptive_pricing": {
+    "enabled": false
+  },
+  "after_expiration": null,
+  "allow_promotion_codes": null,
+  "amount_subtotal": null,
+  "amount_total": null,
+  "automatic_tax": {
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "billing_address_collection": "required",
+  "branding_settings": {
+    "background_color": "#dbedff",
+    "border_style": "rounded",
+    "button_color": "#3e6bfe",
+    "display_name": "STRIPE SANDBOX",
+    "font_family": "source_sans_pro",
+    "icon": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    },
+    "logo": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    }
+  },
+  "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+  "client_reference_id": null,
+  "client_secret": null,
+  "collected_information": {
+    "business_name": null,
+    "individual_name": null,
+    "shipping_details": null
+  },
+  "consent": null,
+  "consent_collection": null,
+  "created": 1000000000,
+  "currency": null,
+  "currency_conversion": null,
+  "custom_fields": [],
+  "custom_text": {
+    "after_submit": null,
+    "shipping_address": null,
+    "submit": null,
+    "terms_of_service_acceptance": null
+  },
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_creation": null,
+  "customer_details": {
+    "address": null,
+    "business_name": null,
+    "email": "hamlet@zulip.com",
+    "individual_name": null,
+    "name": null,
+    "phone": null,
+    "tax_exempt": null,
+    "tax_ids": null
+  },
+  "customer_email": null,
+  "discounts": null,
+  "expires_at": 1000000000,
+  "id": "attach_discount_to_realm--checkout.Session.create.1.json",
+  "integration_identifier": null,
+  "invoice": null,
+  "invoice_creation": null,
+  "livemode": false,
+  "locale": null,
+  "managed_payments": null,
+  "metadata": {
+    "type": "card_update",
+    "user_id": "10"
+  },
+  "mode": "setup",
+  "object": "checkout.session",
+  "origin_context": null,
+  "payment_intent": null,
+  "payment_link": null,
+  "payment_method_collection": "always",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "payment_status": "no_payment_required",
+  "permissions": null,
+  "phone_number_collection": {
+    "enabled": false
+  },
+  "recovered_from": null,
+  "saved_payment_method_options": null,
+  "setup_intent": "attach_discount_to_realm--SetupIntent.list.1.json",
+  "shipping_address_collection": null,
+  "shipping_cost": null,
+  "shipping_options": [],
+  "status": "open",
+  "submit_type": null,
+  "subscription": null,
+  "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+  "total_details": null,
+  "ui_mode": "hosted",
+  "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+  "wallet_options": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--checkout.Session.create.2.json

@@ -0,0 +1,112 @@
+{
+  "adaptive_pricing": {
+    "enabled": false
+  },
+  "after_expiration": null,
+  "allow_promotion_codes": null,
+  "amount_subtotal": null,
+  "amount_total": null,
+  "automatic_tax": {
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "billing_address_collection": "required",
+  "branding_settings": {
+    "background_color": "#dbedff",
+    "border_style": "rounded",
+    "button_color": "#3e6bfe",
+    "display_name": "STRIPE SANDBOX",
+    "font_family": "source_sans_pro",
+    "icon": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    },
+    "logo": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    }
+  },
+  "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+  "client_reference_id": null,
+  "client_secret": null,
+  "collected_information": {
+    "business_name": null,
+    "individual_name": null,
+    "shipping_details": null
+  },
+  "consent": null,
+  "consent_collection": null,
+  "created": 1000000000,
+  "currency": null,
+  "currency_conversion": null,
+  "custom_fields": [],
+  "custom_text": {
+    "after_submit": null,
+    "shipping_address": null,
+    "submit": null,
+    "terms_of_service_acceptance": null
+  },
+  "customer": "attach_discount_to_realm--Customer.create.1.json",
+  "customer_account": null,
+  "customer_creation": null,
+  "customer_details": {
+    "address": null,
+    "business_name": null,
+    "email": "hamlet@zulip.com",
+    "individual_name": null,
+    "name": null,
+    "phone": null,
+    "tax_exempt": null,
+    "tax_ids": null
+  },
+  "customer_email": null,
+  "discounts": null,
+  "expires_at": 1000000000,
+  "id": "attach_discount_to_realm--checkout.Session.create.2.json",
+  "integration_identifier": null,
+  "invoice": null,
+  "invoice_creation": null,
+  "livemode": false,
+  "locale": null,
+  "managed_payments": null,
+  "metadata": {
+    "type": "card_update",
+    "user_id": "10"
+  },
+  "mode": "setup",
+  "object": "checkout.session",
+  "origin_context": null,
+  "payment_intent": null,
+  "payment_link": null,
+  "payment_method_collection": "always",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "payment_status": "no_payment_required",
+  "permissions": null,
+  "phone_number_collection": {
+    "enabled": false
+  },
+  "recovered_from": null,
+  "saved_payment_method_options": null,
+  "setup_intent": "attach_discount_to_realm--SetupIntent.list.2.json",
+  "shipping_address_collection": null,
+  "shipping_cost": null,
+  "shipping_options": [],
+  "status": "open",
+  "submit_type": null,
+  "subscription": null,
+  "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+  "total_details": null,
+  "ui_mode": "hosted",
+  "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+  "wallet_options": null
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--checkout.Session.list.1.json

@@ -0,0 +1,119 @@
+{
+  "data": [
+    {
+      "adaptive_pricing": {
+        "enabled": false
+      },
+      "after_expiration": null,
+      "allow_promotion_codes": null,
+      "amount_subtotal": null,
+      "amount_total": null,
+      "automatic_tax": {
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "billing_address_collection": "required",
+      "branding_settings": {
+        "background_color": "#dbedff",
+        "border_style": "rounded",
+        "button_color": "#3e6bfe",
+        "display_name": "STRIPE SANDBOX",
+        "font_family": "source_sans_pro",
+        "icon": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        },
+        "logo": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        }
+      },
+      "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+      "client_reference_id": null,
+      "client_secret": null,
+      "collected_information": {
+        "business_name": null,
+        "individual_name": null,
+        "shipping_details": null
+      },
+      "consent": null,
+      "consent_collection": null,
+      "created": 1000000000,
+      "currency": null,
+      "currency_conversion": null,
+      "custom_fields": [],
+      "custom_text": {
+        "after_submit": null,
+        "shipping_address": null,
+        "submit": null,
+        "terms_of_service_acceptance": null
+      },
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_creation": null,
+      "customer_details": {
+        "address": null,
+        "business_name": null,
+        "email": "hamlet@zulip.com",
+        "individual_name": null,
+        "name": null,
+        "phone": null,
+        "tax_exempt": null,
+        "tax_ids": null
+      },
+      "customer_email": null,
+      "discounts": null,
+      "expires_at": 1000000000,
+      "id": "attach_discount_to_realm--checkout.Session.create.1.json",
+      "integration_identifier": null,
+      "invoice": null,
+      "invoice_creation": null,
+      "livemode": false,
+      "locale": null,
+      "managed_payments": null,
+      "metadata": {
+        "type": "card_update",
+        "user_id": "10"
+      },
+      "mode": "setup",
+      "object": "checkout.session",
+      "origin_context": null,
+      "payment_intent": null,
+      "payment_link": null,
+      "payment_method_collection": "always",
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "payment_status": "no_payment_required",
+      "permissions": null,
+      "phone_number_collection": {
+        "enabled": false
+      },
+      "recovered_from": null,
+      "saved_payment_method_options": null,
+      "setup_intent": "attach_discount_to_realm--SetupIntent.list.1.json",
+      "shipping_address_collection": null,
+      "shipping_cost": null,
+      "shipping_options": [],
+      "status": "open",
+      "submit_type": null,
+      "subscription": null,
+      "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+      "total_details": null,
+      "ui_mode": "hosted",
+      "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+      "wallet_options": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/checkout/sessions"
+}

corporate/tests/stripe_fixtures/attach_discount_to_realm--checkout.Session.list.2.json

@@ -0,0 +1,119 @@
+{
+  "data": [
+    {
+      "adaptive_pricing": {
+        "enabled": false
+      },
+      "after_expiration": null,
+      "allow_promotion_codes": null,
+      "amount_subtotal": null,
+      "amount_total": null,
+      "automatic_tax": {
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "billing_address_collection": "required",
+      "branding_settings": {
+        "background_color": "#dbedff",
+        "border_style": "rounded",
+        "button_color": "#3e6bfe",
+        "display_name": "STRIPE SANDBOX",
+        "font_family": "source_sans_pro",
+        "icon": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        },
+        "logo": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        }
+      },
+      "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+      "client_reference_id": null,
+      "client_secret": null,
+      "collected_information": {
+        "business_name": null,
+        "individual_name": null,
+        "shipping_details": null
+      },
+      "consent": null,
+      "consent_collection": null,
+      "created": 1000000000,
+      "currency": null,
+      "currency_conversion": null,
+      "custom_fields": [],
+      "custom_text": {
+        "after_submit": null,
+        "shipping_address": null,
+        "submit": null,
+        "terms_of_service_acceptance": null
+      },
+      "customer": "attach_discount_to_realm--Customer.create.1.json",
+      "customer_account": null,
+      "customer_creation": null,
+      "customer_details": {
+        "address": null,
+        "business_name": null,
+        "email": "hamlet@zulip.com",
+        "individual_name": null,
+        "name": null,
+        "phone": null,
+        "tax_exempt": null,
+        "tax_ids": null
+      },
+      "customer_email": null,
+      "discounts": null,
+      "expires_at": 1000000000,
+      "id": "attach_discount_to_realm--checkout.Session.create.2.json",
+      "integration_identifier": null,
+      "invoice": null,
+      "invoice_creation": null,
+      "livemode": false,
+      "locale": null,
+      "managed_payments": null,
+      "metadata": {
+        "type": "card_update",
+        "user_id": "10"
+      },
+      "mode": "setup",
+      "object": "checkout.session",
+      "origin_context": null,
+      "payment_intent": null,
+      "payment_link": null,
+      "payment_method_collection": "always",
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "payment_status": "no_payment_required",
+      "permissions": null,
+      "phone_number_collection": {
+        "enabled": false
+      },
+      "recovered_from": null,
+      "saved_payment_method_options": null,
+      "setup_intent": "attach_discount_to_realm--SetupIntent.list.2.json",
+      "shipping_address_collection": null,
+      "shipping_cost": null,
+      "shipping_options": [],
+      "status": "open",
+      "submit_type": null,
+      "subscription": null,
+      "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+      "total_details": null,
+      "ui_mode": "hosted",
+      "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+      "wallet_options": null
+    }
+  ],
+  "has_more": true,
+  "object": "list",
+  "url": "/v1/checkout/sessions"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.create.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": null,
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.modify.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": "pm_NORMALIZED",
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.1.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.2.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.3.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.4.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.5.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Customer.retrieve.6.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": "usd",
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "desdemona@zulip.com",
+  "id": "billing_page_permissions--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "id": "billing_page_permissions--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 2,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Event.list.1.json

@@ -0,0 +1,180 @@
+{
+  "data": [
+    {
+      "api_version": "2025-11-17.clover",
+      "created": 1000000000,
+      "data": {
+        "object": {
+          "account_country": "US",
+          "account_name": "NORMALIZED",
+          "account_tax_ids": null,
+          "amount_due": 48000,
+          "amount_overpaid": 0,
+          "amount_paid": 48000,
+          "amount_remaining": 0,
+          "amount_shipping": 0,
+          "application": null,
+          "attempt_count": 1,
+          "attempted": true,
+          "auto_advance": false,
+          "automatic_tax": {
+            "disabled_reason": null,
+            "enabled": false,
+            "liability": null,
+            "provider": null,
+            "status": null
+          },
+          "automatically_finalizes_at": null,
+          "billing_reason": "manual",
+          "collection_method": "charge_automatically",
+          "created": 1000000000,
+          "currency": "usd",
+          "custom_fields": null,
+          "customer": "billing_page_permissions--Customer.create.1.json",
+          "customer_account": null,
+          "customer_address": null,
+          "customer_email": "desdemona@zulip.com",
+          "customer_name": null,
+          "customer_phone": null,
+          "customer_shipping": null,
+          "customer_tax_exempt": "none",
+          "customer_tax_ids": [],
+          "default_payment_method": null,
+          "default_source": null,
+          "default_tax_rates": [],
+          "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+          "discounts": [],
+          "due_date": null,
+          "effective_at": 1000000000,
+          "ending_balance": 0,
+          "footer": null,
+          "from_invoice": null,
+          "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+          "id": "billing_page_permissions--Event.list.1.json",
+          "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+          "issuer": {
+            "type": "self"
+          },
+          "last_finalization_error": null,
+          "latest_revision": null,
+          "lines": {
+            "data": [
+              {
+                "amount": 48000,
+                "currency": "usd",
+                "description": "Zulip Cloud Standard",
+                "discount_amounts": [],
+                "discountable": false,
+                "discounts": [],
+                "id": "billing_page_permissions--Event.list.1.json",
+                "invoice": "billing_page_permissions--Event.list.1.json",
+                "livemode": false,
+                "metadata": {},
+                "object": "line_item",
+                "parent": {
+                  "invoice_item_details": {
+                    "invoice_item": "ii_NORMALIZED",
+                    "proration": false,
+                    "proration_details": {
+                      "credited_items": null
+                    },
+                    "subscription": null
+                  },
+                  "license_fee_subscription_details": null,
+                  "subscription_item_details": null,
+                  "type": "invoice_item_details"
+                },
+                "period": {
+                  "end": 1357095845,
+                  "start": 1325473445
+                },
+                "pretax_credit_amounts": [],
+                "pricing": {
+                  "price_details": {
+                    "price": "price_NORMALIZED",
+                    "product": "prod_NORMALIZED"
+                  },
+                  "type": "price_details",
+                  "unit_amount_decimal": "8000"
+                },
+                "quantity": 6,
+                "quantity_decimal": "6",
+                "subtotal": 48000,
+                "taxes": []
+              }
+            ],
+            "has_more": false,
+            "object": "list",
+            "total_count": 1,
+            "url": "/v1/invoices/billing_page_permissions--Event.list.1.json/lines"
+          },
+          "livemode": false,
+          "metadata": {
+            "billing_schedule": "1",
+            "current_plan_id": "None",
+            "license_management": "automatic",
+            "licenses": "6",
+            "on_free_trial": "False",
+            "plan_tier": "1",
+            "user_id": "9"
+          },
+          "next_payment_attempt": null,
+          "number": "NORMALIZED",
+          "object": "invoice",
+          "on_behalf_of": null,
+          "parent": null,
+          "payment_settings": {
+            "default_mandate": null,
+            "payment_method_options": null,
+            "payment_method_types": null
+          },
+          "period_end": 1000000000,
+          "period_start": 1000000000,
+          "post_payment_credit_notes_amount": 0,
+          "pre_payment_credit_notes_amount": 0,
+          "receipt_number": null,
+          "rendering": {
+            "amount_tax_display": null,
+            "pdf": {
+              "page_size": "letter"
+            },
+            "template": null,
+            "template_version": null
+          },
+          "shipping_cost": null,
+          "shipping_details": null,
+          "starting_balance": 0,
+          "statement_descriptor": "Zulip Cloud Standard",
+          "status": "paid",
+          "status_transitions": {
+            "finalized_at": 1000000000,
+            "marked_uncollectible_at": null,
+            "paid_at": 1000000000,
+            "voided_at": null
+          },
+          "subtotal": 48000,
+          "subtotal_excluding_tax": 48000,
+          "test_clock": null,
+          "total": 48000,
+          "total_discount_amounts": [],
+          "total_excluding_tax": 48000,
+          "total_pretax_credit_amounts": [],
+          "total_taxes": [],
+          "webhooks_delivered_at": null
+        }
+      },
+      "id": "billing_page_permissions--Event.list.1.json",
+      "livemode": false,
+      "object": "event",
+      "pending_webhooks": 0,
+      "request": {
+        "id": "billing_page_permissions--Event.list.1.json",
+        "idempotency_key": "00000000-0000-0000-0000-000000000000"
+      },
+      "type": "invoice.paid"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/events"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Invoice.create.1.json

@@ -0,0 +1,114 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 0,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "desdemona@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": null,
+  "ending_balance": null,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": null,
+  "id": "billing_page_permissions--Event.list.1.json",
+  "invoice_pdf": null,
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [],
+    "has_more": false,
+    "object": "list",
+    "total_count": 0,
+    "url": "/v1/invoices/billing_page_permissions--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "9"
+  },
+  "next_payment_attempt": null,
+  "number": null,
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "auto"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "draft",
+  "status_transitions": {
+    "finalized_at": null,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 0,
+  "subtotal_excluding_tax": 0,
+  "test_clock": null,
+  "total": 0,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 0,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Invoice.finalize_invoice.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 48000,
+  "amount_overpaid": 0,
+  "amount_paid": 0,
+  "amount_remaining": 48000,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 0,
+  "attempted": false,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "desdemona@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "billing_page_permissions--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 48000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "billing_page_permissions--Event.list.1.json",
+        "invoice": "billing_page_permissions--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "8000"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 48000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/billing_page_permissions--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "9"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "open",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": null,
+    "voided_at": null
+  },
+  "subtotal": 48000,
+  "subtotal_excluding_tax": 48000,
+  "test_clock": null,
+  "total": 48000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 48000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Invoice.list.1.json

@@ -0,0 +1,6 @@
+{
+  "data": [],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--Invoice.pay.1.json

@@ -0,0 +1,158 @@
+{
+  "account_country": "US",
+  "account_name": "NORMALIZED",
+  "account_tax_ids": null,
+  "amount_due": 48000,
+  "amount_overpaid": 0,
+  "amount_paid": 48000,
+  "amount_remaining": 0,
+  "amount_shipping": 0,
+  "application": null,
+  "attempt_count": 1,
+  "attempted": true,
+  "auto_advance": false,
+  "automatic_tax": {
+    "disabled_reason": null,
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "automatically_finalizes_at": null,
+  "billing_reason": "manual",
+  "collection_method": "charge_automatically",
+  "created": 1000000000,
+  "currency": "usd",
+  "custom_fields": null,
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "customer_address": null,
+  "customer_email": "desdemona@zulip.com",
+  "customer_name": null,
+  "customer_phone": null,
+  "customer_shipping": null,
+  "customer_tax_exempt": "none",
+  "customer_tax_ids": [],
+  "default_payment_method": null,
+  "default_source": null,
+  "default_tax_rates": [],
+  "description": "If paying by bank transfer outside of the US, use the OUR option for who should pay bank transfer fees, to make sure that your invoice is paid in full.",
+  "discounts": [],
+  "due_date": null,
+  "effective_at": 1000000000,
+  "ending_balance": 0,
+  "footer": null,
+  "from_invoice": null,
+  "hosted_invoice_url": "https://invoice.stripe.com/i/acct_NORMALIZED/test_NORMALIZED?s=ap",
+  "id": "billing_page_permissions--Event.list.1.json",
+  "invoice_pdf": "https://pay.stripe.com/invoice/acct_NORMALIZED/test_NORMALIZED/pdf?s=ap",
+  "issuer": {
+    "type": "self"
+  },
+  "last_finalization_error": null,
+  "latest_revision": null,
+  "lines": {
+    "data": [
+      {
+        "amount": 48000,
+        "currency": "usd",
+        "description": "Zulip Cloud Standard",
+        "discount_amounts": [],
+        "discountable": false,
+        "discounts": [],
+        "id": "billing_page_permissions--Event.list.1.json",
+        "invoice": "billing_page_permissions--Event.list.1.json",
+        "livemode": false,
+        "metadata": {},
+        "object": "line_item",
+        "parent": {
+          "invoice_item_details": {
+            "invoice_item": "ii_NORMALIZED",
+            "proration": false,
+            "proration_details": {
+              "credited_items": null
+            },
+            "subscription": null
+          },
+          "license_fee_subscription_details": null,
+          "subscription_item_details": null,
+          "type": "invoice_item_details"
+        },
+        "period": {
+          "end": 1357095845,
+          "start": 1325473445
+        },
+        "pretax_credit_amounts": [],
+        "pricing": {
+          "price_details": {
+            "price": "price_NORMALIZED",
+            "product": "prod_NORMALIZED"
+          },
+          "type": "price_details",
+          "unit_amount_decimal": "8000"
+        },
+        "quantity": 6,
+        "quantity_decimal": "6",
+        "subtotal": 48000,
+        "taxes": []
+      }
+    ],
+    "has_more": false,
+    "object": "list",
+    "total_count": 1,
+    "url": "/v1/invoices/billing_page_permissions--Event.list.1.json/lines"
+  },
+  "livemode": false,
+  "metadata": {
+    "billing_schedule": "1",
+    "current_plan_id": "None",
+    "license_management": "automatic",
+    "licenses": "6",
+    "on_free_trial": "False",
+    "plan_tier": "1",
+    "user_id": "9"
+  },
+  "next_payment_attempt": null,
+  "number": "NORMALIZED",
+  "object": "invoice",
+  "on_behalf_of": null,
+  "parent": null,
+  "payment_settings": {
+    "default_mandate": null,
+    "payment_method_options": null,
+    "payment_method_types": null
+  },
+  "period_end": 1000000000,
+  "period_start": 1000000000,
+  "post_payment_credit_notes_amount": 0,
+  "pre_payment_credit_notes_amount": 0,
+  "receipt_number": null,
+  "rendering": {
+    "amount_tax_display": null,
+    "pdf": {
+      "page_size": "letter"
+    },
+    "template": null,
+    "template_version": null
+  },
+  "shipping_cost": null,
+  "shipping_details": null,
+  "starting_balance": 0,
+  "statement_descriptor": "Zulip Cloud Standard",
+  "status": "paid",
+  "status_transitions": {
+    "finalized_at": 1000000000,
+    "marked_uncollectible_at": null,
+    "paid_at": 1000000000,
+    "voided_at": null
+  },
+  "subtotal": 48000,
+  "subtotal_excluding_tax": 48000,
+  "test_clock": null,
+  "total": 48000,
+  "total_discount_amounts": [],
+  "total_excluding_tax": 48000,
+  "total_pretax_credit_amounts": [],
+  "total_taxes": [],
+  "webhooks_delivered_at": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--InvoiceItem.create.1.json

@@ -0,0 +1,34 @@
+{
+  "amount": 48000,
+  "currency": "usd",
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "date": 1000000000,
+  "description": "Zulip Cloud Standard",
+  "discountable": false,
+  "discounts": [],
+  "id": "billing_page_permissions--InvoiceItem.create.1.json",
+  "invoice": "billing_page_permissions--Event.list.1.json",
+  "livemode": false,
+  "metadata": {},
+  "net_amount": 48000,
+  "object": "invoiceitem",
+  "parent": null,
+  "period": {
+    "end": 1357095845,
+    "start": 1325473445
+  },
+  "pricing": {
+    "price_details": {
+      "price": "price_NORMALIZED",
+      "product": "prod_NORMALIZED"
+    },
+    "type": "price_details",
+    "unit_amount_decimal": "8000"
+  },
+  "proration": false,
+  "quantity": 6,
+  "quantity_decimal": "6",
+  "tax_rates": [],
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--PaymentMethod.create.1.json

@@ -0,0 +1,53 @@
+{
+  "allow_redisplay": "unspecified",
+  "billing_details": {
+    "address": {
+      "city": "San Francisco",
+      "country": "US",
+      "line1": "123 Main St",
+      "line2": null,
+      "postal_code": "12345",
+      "state": "CA"
+    },
+    "email": null,
+    "name": "John Doe",
+    "phone": null,
+    "tax_id": null
+  },
+  "card": {
+    "brand": "visa",
+    "checks": {
+      "address_line1_check": "unchecked",
+      "address_postal_code_check": "unchecked",
+      "cvc_check": "unchecked"
+    },
+    "country": "US",
+    "display_brand": "visa",
+    "exp_month": 1,
+    "exp_year": 9999,
+    "fingerprint": "NORMALIZED",
+    "funding": "credit",
+    "generated_from": null,
+    "last4": "4242",
+    "networks": {
+      "available": [
+        "visa"
+      ],
+      "preferred": null
+    },
+    "regulated_status": "unregulated",
+    "three_d_secure_usage": {
+      "supported": true
+    },
+    "wallet": null
+  },
+  "created": 1000000000,
+  "customer": null,
+  "customer_account": null,
+  "id": "billing_page_permissions--Customer.retrieve.1.json",
+  "livemode": false,
+  "metadata": {},
+  "object": "payment_method",
+  "shared_payment_granted_token": null,
+  "type": "card"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--SetupIntent.create.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "billing_page_permissions--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "billing_page_permissions--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--SetupIntent.list.1.json

@@ -0,0 +1,46 @@
+{
+  "data": [
+    {
+      "application": null,
+      "automatic_payment_methods": null,
+      "cancellation_reason": null,
+      "client_secret": "NORMALIZED",
+      "created": 1000000000,
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "description": null,
+      "excluded_payment_method_types": null,
+      "flow_directions": null,
+      "id": "billing_page_permissions--SetupIntent.list.1.json",
+      "last_setup_error": null,
+      "latest_attempt": null,
+      "livemode": false,
+      "managed_payments": {
+        "enabled": false
+      },
+      "mandate": null,
+      "metadata": {},
+      "next_action": null,
+      "object": "setup_intent",
+      "on_behalf_of": null,
+      "payment_method": null,
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "mandate_options": null,
+          "network": null,
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "single_use_mandate": null,
+      "status": "requires_payment_method",
+      "usage": "off_session"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/setup_intents"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--SetupIntent.retrieve.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "billing_page_permissions--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "billing_page_permissions--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/billing_page_permissions--checkout.Session.create.1.json

@@ -0,0 +1,112 @@
+{
+  "adaptive_pricing": {
+    "enabled": false
+  },
+  "after_expiration": null,
+  "allow_promotion_codes": null,
+  "amount_subtotal": null,
+  "amount_total": null,
+  "automatic_tax": {
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "billing_address_collection": "required",
+  "branding_settings": {
+    "background_color": "#dbedff",
+    "border_style": "rounded",
+    "button_color": "#3e6bfe",
+    "display_name": "STRIPE SANDBOX",
+    "font_family": "source_sans_pro",
+    "icon": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    },
+    "logo": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    }
+  },
+  "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+  "client_reference_id": null,
+  "client_secret": null,
+  "collected_information": {
+    "business_name": null,
+    "individual_name": null,
+    "shipping_details": null
+  },
+  "consent": null,
+  "consent_collection": null,
+  "created": 1000000000,
+  "currency": null,
+  "currency_conversion": null,
+  "custom_fields": [],
+  "custom_text": {
+    "after_submit": null,
+    "shipping_address": null,
+    "submit": null,
+    "terms_of_service_acceptance": null
+  },
+  "customer": "billing_page_permissions--Customer.create.1.json",
+  "customer_account": null,
+  "customer_creation": null,
+  "customer_details": {
+    "address": null,
+    "business_name": null,
+    "email": "desdemona@zulip.com",
+    "individual_name": null,
+    "name": null,
+    "phone": null,
+    "tax_exempt": null,
+    "tax_ids": null
+  },
+  "customer_email": null,
+  "discounts": null,
+  "expires_at": 1000000000,
+  "id": "billing_page_permissions--checkout.Session.create.1.json",
+  "integration_identifier": null,
+  "invoice": null,
+  "invoice_creation": null,
+  "livemode": false,
+  "locale": null,
+  "managed_payments": null,
+  "metadata": {
+    "type": "card_update",
+    "user_id": "9"
+  },
+  "mode": "setup",
+  "object": "checkout.session",
+  "origin_context": null,
+  "payment_intent": null,
+  "payment_link": null,
+  "payment_method_collection": "always",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "payment_status": "no_payment_required",
+  "permissions": null,
+  "phone_number_collection": {
+    "enabled": false
+  },
+  "recovered_from": null,
+  "saved_payment_method_options": null,
+  "setup_intent": "billing_page_permissions--SetupIntent.list.1.json",
+  "shipping_address_collection": null,
+  "shipping_cost": null,
+  "shipping_options": [],
+  "status": "open",
+  "submit_type": null,
+  "subscription": null,
+  "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+  "total_details": null,
+  "ui_mode": "hosted",
+  "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+  "wallet_options": null
+}

corporate/tests/stripe_fixtures/billing_page_permissions--checkout.Session.list.1.json

@@ -0,0 +1,119 @@
+{
+  "data": [
+    {
+      "adaptive_pricing": {
+        "enabled": false
+      },
+      "after_expiration": null,
+      "allow_promotion_codes": null,
+      "amount_subtotal": null,
+      "amount_total": null,
+      "automatic_tax": {
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "billing_address_collection": "required",
+      "branding_settings": {
+        "background_color": "#dbedff",
+        "border_style": "rounded",
+        "button_color": "#3e6bfe",
+        "display_name": "STRIPE SANDBOX",
+        "font_family": "source_sans_pro",
+        "icon": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        },
+        "logo": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        }
+      },
+      "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+      "client_reference_id": null,
+      "client_secret": null,
+      "collected_information": {
+        "business_name": null,
+        "individual_name": null,
+        "shipping_details": null
+      },
+      "consent": null,
+      "consent_collection": null,
+      "created": 1000000000,
+      "currency": null,
+      "currency_conversion": null,
+      "custom_fields": [],
+      "custom_text": {
+        "after_submit": null,
+        "shipping_address": null,
+        "submit": null,
+        "terms_of_service_acceptance": null
+      },
+      "customer": "billing_page_permissions--Customer.create.1.json",
+      "customer_account": null,
+      "customer_creation": null,
+      "customer_details": {
+        "address": null,
+        "business_name": null,
+        "email": "desdemona@zulip.com",
+        "individual_name": null,
+        "name": null,
+        "phone": null,
+        "tax_exempt": null,
+        "tax_ids": null
+      },
+      "customer_email": null,
+      "discounts": null,
+      "expires_at": 1000000000,
+      "id": "billing_page_permissions--checkout.Session.create.1.json",
+      "integration_identifier": null,
+      "invoice": null,
+      "invoice_creation": null,
+      "livemode": false,
+      "locale": null,
+      "managed_payments": null,
+      "metadata": {
+        "type": "card_update",
+        "user_id": "9"
+      },
+      "mode": "setup",
+      "object": "checkout.session",
+      "origin_context": null,
+      "payment_intent": null,
+      "payment_link": null,
+      "payment_method_collection": "always",
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "payment_status": "no_payment_required",
+      "permissions": null,
+      "phone_number_collection": {
+        "enabled": false
+      },
+      "recovered_from": null,
+      "saved_payment_method_options": null,
+      "setup_intent": "billing_page_permissions--SetupIntent.list.1.json",
+      "shipping_address_collection": null,
+      "shipping_cost": null,
+      "shipping_options": [],
+      "status": "open",
+      "submit_type": null,
+      "subscription": null,
+      "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+      "total_details": null,
+      "ui_mode": "hosted",
+      "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+      "wallet_options": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/checkout/sessions"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.create.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": null,
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.modify.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": "pm_NORMALIZED",
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.retrieve.2.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.retrieve.3.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.retrieve.4.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Customer.retrieve.5.json

@@ -0,0 +1,85 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": {
+      "allow_redisplay": "unspecified",
+      "billing_details": {
+        "address": {
+          "city": "San Francisco",
+          "country": "US",
+          "line1": "123 Main St",
+          "line2": null,
+          "postal_code": "12345",
+          "state": "CA"
+        },
+        "email": null,
+        "name": "John Doe",
+        "phone": null,
+        "tax_id": null
+      },
+      "card": {
+        "brand": "visa",
+        "checks": {
+          "address_line1_check": "pass",
+          "address_postal_code_check": "pass",
+          "cvc_check": "pass"
+        },
+        "country": "US",
+        "display_brand": "visa",
+        "exp_month": 1,
+        "exp_year": 9999,
+        "fingerprint": "NORMALIZED",
+        "funding": "credit",
+        "generated_from": null,
+        "last4": "4242",
+        "networks": {
+          "available": [
+            "visa"
+          ],
+          "preferred": null
+        },
+        "regulated_status": "unregulated",
+        "three_d_secure_usage": {
+          "supported": true
+        },
+        "wallet": null
+      },
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+      "livemode": false,
+      "metadata": {},
+      "object": "payment_method",
+      "shared_payment_granted_token": null,
+      "type": "card"
+    },
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--Invoice.list.1.json

@@ -0,0 +1,6 @@
+{
+  "data": [],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/invoices"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--PaymentMethod.create.1.json

@@ -0,0 +1,53 @@
+{
+  "allow_redisplay": "unspecified",
+  "billing_details": {
+    "address": {
+      "city": "San Francisco",
+      "country": "US",
+      "line1": "123 Main St",
+      "line2": null,
+      "postal_code": "12345",
+      "state": "CA"
+    },
+    "email": null,
+    "name": "John Doe",
+    "phone": null,
+    "tax_id": null
+  },
+  "card": {
+    "brand": "visa",
+    "checks": {
+      "address_line1_check": "unchecked",
+      "address_postal_code_check": "unchecked",
+      "cvc_check": "unchecked"
+    },
+    "country": "US",
+    "display_brand": "visa",
+    "exp_month": 1,
+    "exp_year": 9999,
+    "fingerprint": "NORMALIZED",
+    "funding": "credit",
+    "generated_from": null,
+    "last4": "4242",
+    "networks": {
+      "available": [
+        "visa"
+      ],
+      "preferred": null
+    },
+    "regulated_status": "unregulated",
+    "three_d_secure_usage": {
+      "supported": true
+    },
+    "wallet": null
+  },
+  "created": 1000000000,
+  "customer": null,
+  "customer_account": null,
+  "id": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+  "livemode": false,
+  "metadata": {},
+  "object": "payment_method",
+  "shared_payment_granted_token": null,
+  "type": "card"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--SetupIntent.create.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "cancel_downgrade_at_end_of_free_trial--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--SetupIntent.list.1.json

@@ -0,0 +1,46 @@
+{
+  "data": [
+    {
+      "application": null,
+      "automatic_payment_methods": null,
+      "cancellation_reason": null,
+      "client_secret": "NORMALIZED",
+      "created": 1000000000,
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "description": null,
+      "excluded_payment_method_types": null,
+      "flow_directions": null,
+      "id": "cancel_downgrade_at_end_of_free_trial--SetupIntent.list.1.json",
+      "last_setup_error": null,
+      "latest_attempt": null,
+      "livemode": false,
+      "managed_payments": {
+        "enabled": false
+      },
+      "mandate": null,
+      "metadata": {},
+      "next_action": null,
+      "object": "setup_intent",
+      "on_behalf_of": null,
+      "payment_method": null,
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "mandate_options": null,
+          "network": null,
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "single_use_mandate": null,
+      "status": "requires_payment_method",
+      "usage": "off_session"
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/setup_intents"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--SetupIntent.retrieve.1.json

@@ -0,0 +1,39 @@
+{
+  "application": null,
+  "automatic_payment_methods": null,
+  "cancellation_reason": null,
+  "client_secret": "NORMALIZED",
+  "created": 1000000000,
+  "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "customer_account": null,
+  "description": null,
+  "excluded_payment_method_types": null,
+  "flow_directions": null,
+  "id": "cancel_downgrade_at_end_of_free_trial--SetupIntent.create.1.json",
+  "last_setup_error": null,
+  "latest_attempt": "setatt_NORMALIZED",
+  "livemode": false,
+  "managed_payments": {
+    "enabled": false
+  },
+  "mandate": null,
+  "metadata": {},
+  "next_action": null,
+  "object": "setup_intent",
+  "on_behalf_of": null,
+  "payment_method": "cancel_downgrade_at_end_of_free_trial--Customer.retrieve.1.json",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "mandate_options": null,
+      "network": null,
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "single_use_mandate": null,
+  "status": "succeeded",
+  "usage": "off_session"
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--checkout.Session.create.1.json

@@ -0,0 +1,112 @@
+{
+  "adaptive_pricing": {
+    "enabled": false
+  },
+  "after_expiration": null,
+  "allow_promotion_codes": null,
+  "amount_subtotal": null,
+  "amount_total": null,
+  "automatic_tax": {
+    "enabled": false,
+    "liability": null,
+    "provider": null,
+    "status": null
+  },
+  "billing_address_collection": "required",
+  "branding_settings": {
+    "background_color": "#dbedff",
+    "border_style": "rounded",
+    "button_color": "#3e6bfe",
+    "display_name": "STRIPE SANDBOX",
+    "font_family": "source_sans_pro",
+    "icon": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    },
+    "logo": {
+      "file": "file_NORMALIZED",
+      "type": "file"
+    }
+  },
+  "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+  "client_reference_id": null,
+  "client_secret": null,
+  "collected_information": {
+    "business_name": null,
+    "individual_name": null,
+    "shipping_details": null
+  },
+  "consent": null,
+  "consent_collection": null,
+  "created": 1000000000,
+  "currency": null,
+  "currency_conversion": null,
+  "custom_fields": [],
+  "custom_text": {
+    "after_submit": null,
+    "shipping_address": null,
+    "submit": null,
+    "terms_of_service_acceptance": null
+  },
+  "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+  "customer_account": null,
+  "customer_creation": null,
+  "customer_details": {
+    "address": null,
+    "business_name": null,
+    "email": "hamlet@zulip.com",
+    "individual_name": null,
+    "name": null,
+    "phone": null,
+    "tax_exempt": null,
+    "tax_ids": null
+  },
+  "customer_email": null,
+  "discounts": null,
+  "expires_at": 1000000000,
+  "id": "cancel_downgrade_at_end_of_free_trial--checkout.Session.create.1.json",
+  "integration_identifier": null,
+  "invoice": null,
+  "invoice_creation": null,
+  "livemode": false,
+  "locale": null,
+  "managed_payments": null,
+  "metadata": {
+    "type": "card_update",
+    "user_id": "10"
+  },
+  "mode": "setup",
+  "object": "checkout.session",
+  "origin_context": null,
+  "payment_intent": null,
+  "payment_link": null,
+  "payment_method_collection": "always",
+  "payment_method_configuration_details": null,
+  "payment_method_options": {
+    "card": {
+      "request_three_d_secure": "automatic"
+    }
+  },
+  "payment_method_types": [
+    "card"
+  ],
+  "payment_status": "no_payment_required",
+  "permissions": null,
+  "phone_number_collection": {
+    "enabled": false
+  },
+  "recovered_from": null,
+  "saved_payment_method_options": null,
+  "setup_intent": "cancel_downgrade_at_end_of_free_trial--SetupIntent.list.1.json",
+  "shipping_address_collection": null,
+  "shipping_cost": null,
+  "shipping_options": [],
+  "status": "open",
+  "submit_type": null,
+  "subscription": null,
+  "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+  "total_details": null,
+  "ui_mode": "hosted",
+  "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+  "wallet_options": null
+}

corporate/tests/stripe_fixtures/cancel_downgrade_at_end_of_free_trial--checkout.Session.list.1.json

@@ -0,0 +1,119 @@
+{
+  "data": [
+    {
+      "adaptive_pricing": {
+        "enabled": false
+      },
+      "after_expiration": null,
+      "allow_promotion_codes": null,
+      "amount_subtotal": null,
+      "amount_total": null,
+      "automatic_tax": {
+        "enabled": false,
+        "liability": null,
+        "provider": null,
+        "status": null
+      },
+      "billing_address_collection": "required",
+      "branding_settings": {
+        "background_color": "#dbedff",
+        "border_style": "rounded",
+        "button_color": "#3e6bfe",
+        "display_name": "STRIPE SANDBOX",
+        "font_family": "source_sans_pro",
+        "icon": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        },
+        "logo": {
+          "file": "file_NORMALIZED",
+          "type": "file"
+        }
+      },
+      "cancel_url": "http://zulip.testserver/upgrade/?manual_license_management=false&tier=1",
+      "client_reference_id": null,
+      "client_secret": null,
+      "collected_information": {
+        "business_name": null,
+        "individual_name": null,
+        "shipping_details": null
+      },
+      "consent": null,
+      "consent_collection": null,
+      "created": 1000000000,
+      "currency": null,
+      "currency_conversion": null,
+      "custom_fields": [],
+      "custom_text": {
+        "after_submit": null,
+        "shipping_address": null,
+        "submit": null,
+        "terms_of_service_acceptance": null
+      },
+      "customer": "cancel_downgrade_at_end_of_free_trial--Customer.create.1.json",
+      "customer_account": null,
+      "customer_creation": null,
+      "customer_details": {
+        "address": null,
+        "business_name": null,
+        "email": "hamlet@zulip.com",
+        "individual_name": null,
+        "name": null,
+        "phone": null,
+        "tax_exempt": null,
+        "tax_ids": null
+      },
+      "customer_email": null,
+      "discounts": null,
+      "expires_at": 1000000000,
+      "id": "cancel_downgrade_at_end_of_free_trial--checkout.Session.create.1.json",
+      "integration_identifier": null,
+      "invoice": null,
+      "invoice_creation": null,
+      "livemode": false,
+      "locale": null,
+      "managed_payments": null,
+      "metadata": {
+        "type": "card_update",
+        "user_id": "10"
+      },
+      "mode": "setup",
+      "object": "checkout.session",
+      "origin_context": null,
+      "payment_intent": null,
+      "payment_link": null,
+      "payment_method_collection": "always",
+      "payment_method_configuration_details": null,
+      "payment_method_options": {
+        "card": {
+          "request_three_d_secure": "automatic"
+        }
+      },
+      "payment_method_types": [
+        "card"
+      ],
+      "payment_status": "no_payment_required",
+      "permissions": null,
+      "phone_number_collection": {
+        "enabled": false
+      },
+      "recovered_from": null,
+      "saved_payment_method_options": null,
+      "setup_intent": "cancel_downgrade_at_end_of_free_trial--SetupIntent.list.1.json",
+      "shipping_address_collection": null,
+      "shipping_cost": null,
+      "shipping_options": [],
+      "status": "open",
+      "submit_type": null,
+      "subscription": null,
+      "success_url": "http://zulip.testserver/billing/event_status/?stripe_session_id={CHECKOUT_SESSION_ID}",
+      "total_details": null,
+      "ui_mode": "hosted",
+      "url": "https://checkout.stripe.com/c/pay/cs_test_NORMALIZED",
+      "wallet_options": null
+    }
+  ],
+  "has_more": false,
+  "object": "list",
+  "url": "/v1/checkout/sessions"
+}

corporate/tests/stripe_fixtures/card_attached_to_customer_but_payment_fails--Customer.create.1.json

@@ -0,0 +1,33 @@
+{
+  "address": null,
+  "balance": 0,
+  "created": 1000000000,
+  "currency": null,
+  "customer_account": null,
+  "default_source": null,
+  "delinquent": false,
+  "description": "zulip (Zulip Dev)",
+  "discount": null,
+  "email": "hamlet@zulip.com",
+  "id": "card_attached_to_customer_but_payment_fails--Customer.create.1.json",
+  "invoice_prefix": "NORMALIZED",
+  "invoice_settings": {
+    "custom_fields": null,
+    "default_payment_method": null,
+    "footer": null,
+    "rendering_options": null
+  },
+  "livemode": false,
+  "metadata": {
+    "realm_id": "1",
+    "realm_str": "zulip"
+  },
+  "name": null,
+  "next_invoice_sequence": 1,
+  "object": "customer",
+  "phone": null,
+  "preferred_locales": [],
+  "shipping": null,
+  "tax_exempt": "none",
+  "test_clock": null
+}