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upstream-ory-kratos/selfservice/strategy/oidc/pkce_test.go
upstream-mirror c60cc7ca75
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snapshot of https://github.com/ory/kratos.git (master, 2026-09-15; blobs > 131072B omitted)
2026-09-15 21:19:12 +05:00

101 lines
3.6 KiB
Go

// Copyright © 2024 Ory Corp
// SPDX-License-Identifier: Apache-2.0
package oidc_test
import (
"fmt"
"net/http"
"net/http/httptest"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
oidcv1 "github.com/ory/kratos/gen/oidc/v1"
"github.com/ory/kratos/pkg"
"github.com/ory/kratos/selfservice/flow/login"
"github.com/ory/kratos/selfservice/flow/registration"
"github.com/ory/kratos/selfservice/strategy/oidc"
"github.com/ory/kratos/x"
)
func TestPKCESupport(t *testing.T) {
t.Parallel()
supported := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
_, _ = fmt.Fprintf(w, `{"issuer": "http://%s", "code_challenge_methods_supported":["S256"]}`, r.Host)
}))
t.Cleanup(supported.Close)
notSupported := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
_, _ = fmt.Fprintf(w, `{"issuer": "http://%s", "code_challenge_methods_supported": ["plain"]}`, r.Host)
}))
t.Cleanup(notSupported.Close)
_, reg := pkg.NewFastRegistryWithMocks(t)
strat := oidc.NewStrategy(reg)
for _, tc := range []struct {
c *oidc.Configuration
pkce bool
}{
{c: &oidc.Configuration{IssuerURL: supported.URL, PKCE: "force"}, pkce: true},
{c: &oidc.Configuration{IssuerURL: supported.URL, PKCE: "never"}, pkce: false},
{c: &oidc.Configuration{IssuerURL: supported.URL, PKCE: "auto"}, pkce: true},
{c: &oidc.Configuration{IssuerURL: supported.URL, PKCE: ""}, pkce: true}, // same as auto
{c: &oidc.Configuration{IssuerURL: notSupported.URL, PKCE: "force"}, pkce: true},
{c: &oidc.Configuration{IssuerURL: notSupported.URL, PKCE: "never"}, pkce: false},
{c: &oidc.Configuration{IssuerURL: notSupported.URL, PKCE: "auto"}, pkce: false},
{c: &oidc.Configuration{IssuerURL: notSupported.URL, PKCE: ""}, pkce: false}, // same as auto
{c: &oidc.Configuration{IssuerURL: "", PKCE: "force"}, pkce: true},
{c: &oidc.Configuration{IssuerURL: "", PKCE: "never"}, pkce: false},
{c: &oidc.Configuration{IssuerURL: "", PKCE: "auto"}, pkce: false},
{c: &oidc.Configuration{IssuerURL: "", PKCE: ""}, pkce: false}, // same as auto
} {
provider := oidc.NewProviderGenericOIDC(tc.c, reg)
flow := &login.Flow{
ID: x.NewUUID(),
}
stateParam, pkce, err := strat.GenerateState(t.Context(), provider, flow, "https://testhost")
require.NoError(t, err)
require.NotEmpty(t, stateParam)
state, err := oidc.DecryptState(t.Context(), reg.Cipher(t.Context()), stateParam)
require.NoError(t, err)
assert.Equal(t, oidcv1.FlowKind_FLOW_KIND_LOGIN, state.FlowKind)
assert.Equal(t, "https://testhost", state.RequestBaseUrl)
if tc.pkce {
require.NotEmpty(t, pkce)
require.NotEmpty(t, oidc.PKCEVerifier(state))
} else {
require.Empty(t, pkce)
require.Empty(t, oidc.PKCEVerifier(state))
}
}
t.Run("OAuth1", func(t *testing.T) {
for _, provider := range []oidc.Provider{
oidc.NewProviderX(&oidc.Configuration{IssuerURL: supported.URL, PKCE: "force"}, reg),
oidc.NewProviderX(&oidc.Configuration{IssuerURL: supported.URL, PKCE: "never"}, reg),
oidc.NewProviderX(&oidc.Configuration{IssuerURL: supported.URL, PKCE: "auto"}, reg),
} {
stateParam, pkce, err := strat.GenerateState(t.Context(), provider, &registration.Flow{ID: x.NewUUID()}, "https://testhost")
require.NoError(t, err)
require.NotEmpty(t, stateParam)
assert.Empty(t, pkce)
state, err := oidc.DecryptState(t.Context(), reg.Cipher(t.Context()), stateParam)
require.NoError(t, err)
assert.Empty(t, oidc.PKCEVerifier(state))
assert.Equal(t, oidcv1.FlowKind_FLOW_KIND_REGISTRATION, state.FlowKind)
assert.Equal(t, "https://testhost", state.RequestBaseUrl)
}
})
}