snapshot of https://github.com/ory/kratos.git (master, 2026-09-15; blobs > 131072B omitted)

selfservice/flow/recovery/error_test.go

@@ -0,0 +1,571 @@
+// Copyright © 2023 Ory Corp
+// SPDX-License-Identifier: Apache-2.0
+
+package recovery_test
+
+import (
+	"context"
+	"io"
+	"net/http"
+	"net/http/httptest"
+	"testing"
+	"time"
+
+	"github.com/gofrs/uuid"
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+	"github.com/tidwall/gjson"
+
+	"github.com/ory/x/clock"
+	"github.com/ory/x/configx"
+
+	"github.com/ory/herodot"
+	"github.com/ory/kratos/driver/config"
+	"github.com/ory/kratos/pkg"
+	"github.com/ory/kratos/pkg/testhelpers"
+	"github.com/ory/kratos/schema"
+	"github.com/ory/kratos/selfservice/flow"
+	"github.com/ory/kratos/selfservice/flow/recovery"
+	"github.com/ory/kratos/text"
+	"github.com/ory/kratos/ui/node"
+	"github.com/ory/kratos/x"
+	"github.com/ory/kratos/x/nosurfx"
+	"github.com/ory/x/assertx"
+	"github.com/ory/x/ioutilx"
+	"github.com/ory/x/jsonx"
+	"github.com/ory/x/snapshotx"
+	"github.com/ory/x/urlx"
+)
+
+func TestHandleError(t *testing.T) {
+	t.Parallel()
+
+	ctx := context.Background()
+	conf, reg := pkg.NewFastRegistryWithMocks(t,
+		configx.WithValues(map[string]any{
+			config.ViperKeySelfServiceRecoveryEnabled: true,
+			config.ViperKeySelfServiceRecoveryUse:     "code",
+		}),
+	)
+
+	public, _ := testhelpers.NewKratosServer(t, reg)
+
+	router := http.NewServeMux()
+	ts := httptest.NewServer(router)
+	t.Cleanup(ts.Close)
+
+	testhelpers.NewRecoveryUIFlowEchoServer(t, reg)
+	testhelpers.NewErrorTestServer(t, reg)
+
+	h := reg.RecoveryFlowErrorHandler()
+	sdk := testhelpers.NewSDKClient(public)
+
+	var recoveryFlow *recovery.Flow
+	var flowError error
+	var methodName node.UiNodeGroup
+	router.HandleFunc("GET /error", func(w http.ResponseWriter, r *http.Request) {
+		h.WriteFlowError(w, r, recoveryFlow, methodName, flowError)
+	})
+
+	reset := func() {
+		recoveryFlow = nil
+		flowError = nil
+		methodName = ""
+	}
+
+	newFlow := func(t *testing.T, ttl time.Duration, ft flow.Type) *recovery.Flow {
+		req := &http.Request{URL: urlx.ParseOrPanic("/")}
+		s, _, err := reg.GetActiveRecoveryStrategies(context.Background())
+		require.NoError(t, err)
+		f, err := recovery.NewFlow(reg, ttl, nosurfx.FakeCSRFToken, req, s, ft)
+		require.NoError(t, err)
+		require.NoError(t, reg.RecoveryFlowPersister().CreateRecoveryFlow(context.Background(), f))
+		f, err = reg.RecoveryFlowPersister().GetRecoveryFlow(context.Background(), f.ID)
+		require.NoError(t, err)
+		return f
+	}
+
+	expectErrorUI := func(t *testing.T) (map[string]interface{}, *http.Response) {
+		res, err := ts.Client().Get(ts.URL + "/error")
+		require.NoError(t, err)
+		defer func() { _ = res.Body.Close() }()
+		require.Contains(t, res.Request.URL.String(), conf.SelfServiceFlowErrorURL(ctx).String()+"?id=")
+
+		sse, _, err := sdk.FrontendAPI.GetFlowError(context.Background()).Id(res.Request.URL.Query().Get("id")).Execute()
+		require.NoError(t, err)
+
+		return sse.Error, nil
+	}
+
+	anHourAgo := time.Now().Add(-time.Hour)
+
+	t.Run("case=error with nil flow defaults to error ui redirect", func(t *testing.T) {
+		t.Cleanup(reset)
+
+		flowError = herodot.ErrInternalServerError().WithReason("system error")
+		methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+		sse, _ := expectErrorUI(t)
+		assertx.EqualAsJSON(t, flowError, sse)
+	})
+
+	t.Run("case=error with nil flow detects application/json", func(t *testing.T) {
+		t.Cleanup(reset)
+
+		flowError = herodot.ErrInternalServerError().WithReason("system error")
+		methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+		res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+		require.NoError(t, err)
+		defer func() { _ = res.Body.Close() }()
+		assert.Contains(t, res.Header.Get("Content-Type"), "application/json")
+		assert.NotContains(t, res.Request.URL.String(), conf.SelfServiceFlowErrorURL(ctx).String()+"?id=")
+
+		body, err := io.ReadAll(res.Body)
+		require.NoError(t, err)
+		assert.Contains(t, string(body), "system error")
+	})
+
+	for _, tc := range []struct {
+		n string
+		t flow.Type
+	}{
+		{"api", flow.TypeAPI},
+		{"spa", flow.TypeBrowser},
+	} {
+		t.Run("flow="+tc.n, func(t *testing.T) {
+			t.Run("case=expired error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Contains(t, res.Request.URL.String(), public.URL+recovery.RouteGetFlow)
+				require.Equal(t, http.StatusOK, res.StatusCode, "%+v", res.Request)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+				assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(gjson.GetBytes(body, "ui.messages.0.id").Int()), string(body))
+				assert.NotEqual(t, recoveryFlow.ID.String(), gjson.GetBytes(body, "id").String())
+			})
+
+			t.Run("case=validation error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = schema.NewInvalidCredentialsError()
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusBadRequest, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+				assert.Equal(t, int(text.ErrorValidationInvalidCredentials), int(gjson.GetBytes(body, "ui.messages.0.id").Int()), "%s", body)
+				assert.Equal(t, recoveryFlow.ID.String(), gjson.GetBytes(body, "id").String())
+			})
+
+			t.Run("case=generic error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = herodot.ErrInternalServerError().WithReason("system error")
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusInternalServerError, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+				assert.JSONEq(t, x.MustEncodeJSON(t, flowError), gjson.GetBytes(body, "error").Raw)
+			})
+
+			t.Run("case=fails if active strategy is disabled", func(t *testing.T) {
+				c, reg := pkg.NewVeryFastRegistryWithoutDB(t)
+				require.NoError(t, c.Set(context.Background(), "selfservice.methods.code.enabled", false))
+				require.NoError(t, c.Set(context.Background(), config.ViperKeySelfServiceRecoveryUse, "code"))
+				_, _, err := reg.GetActiveRecoveryStrategies(context.Background())
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = err
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusBadRequest, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+
+				snapshotx.SnapshotTJSON(t, body, snapshotx.ExceptPaths("id", "expires_at", "issued_at", "ui.action", "ui.nodes.0.attributes.value"))
+			})
+		})
+	}
+
+	t.Run("flow=browser", func(t *testing.T) {
+		expectRecoveryUI := func(t *testing.T) (*recovery.Flow, *http.Response) {
+			res, err := ts.Client().Get(ts.URL + "/error")
+			require.NoError(t, err)
+			defer func() { _ = res.Body.Close() }()
+			assert.Contains(t, res.Request.URL.String(), conf.SelfServiceFlowRecoveryUI(ctx).String()+"?flow=")
+
+			rf, err := reg.RecoveryFlowPersister().GetRecoveryFlow(context.Background(), uuid.FromStringOrNil(res.Request.URL.Query().Get("flow")))
+			require.NoError(t, err)
+			return rf, res
+		}
+
+		t.Run("case=expired error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+			methodName = node.LinkGroup
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+		})
+
+		t.Run("case=validation error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = newFlow(t, time.Minute, flow.TypeBrowser)
+			flowError = schema.NewInvalidCredentialsError()
+			methodName = node.LinkGroup
+
+			lf, _ := expectRecoveryUI(t)
+			require.NotEmpty(t, lf.UI, x.MustEncodeJSON(t, lf))
+			require.Len(t, lf.UI.Messages, 1, x.MustEncodeJSON(t, lf))
+			assert.Equal(t, int(text.ErrorValidationInvalidCredentials), int(lf.UI.Messages[0].ID), x.MustEncodeJSON(t, lf))
+		})
+
+		t.Run("case=generic error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = newFlow(t, time.Minute, flow.TypeBrowser)
+			flowError = herodot.ErrInternalServerError().WithReason("system error")
+			methodName = node.LinkGroup
+
+			sse, _ := expectErrorUI(t)
+			assertx.EqualAsJSON(t, flowError, sse)
+		})
+
+		t.Run("case=new flow uses strategy of old flow", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser, Active: "code"}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+			assert.Equal(t, recoveryFlow.Active.String(), lf.Active.String())
+		})
+
+		t.Run("case=new flow uses current strategy if strategy of old flow does not exist", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser, Active: "not-valid"}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+			assert.Equal(t, "code", lf.Active.String())
+		})
+
+		t.Run("case=fails to retry flow if recovery strategy id is not valid", func(t *testing.T) {
+			t.Cleanup(func() {
+				reset()
+				conf.MustSet(ctx, config.ViperKeySelfServiceRecoveryUse, "code")
+			})
+
+			recoveryFlow = newFlow(t, 0, flow.TypeBrowser)
+			recoveryFlow.Active = "not-valid"
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			conf.MustSet(ctx, config.ViperKeySelfServiceRecoveryUse, "not-valid")
+			sse, _ := expectErrorUI(t)
+			snapshotx.SnapshotT(t, sse)
+		})
+	})
+}
+
+func TestHandleError_WithContinueWith(t *testing.T) {
+	t.Parallel()
+
+	ctx := context.Background()
+	conf, reg := pkg.NewFastRegistryWithMocks(t,
+		configx.WithValues(map[string]any{
+			config.ViperKeyUseContinueWithTransitions: true,
+			config.ViperKeySelfServiceRecoveryEnabled: true,
+			config.ViperKeySelfServiceRecoveryUse:     "code",
+		}),
+	)
+
+	public, _ := testhelpers.NewKratosServer(t, reg)
+
+	router := http.NewServeMux()
+	ts := httptest.NewServer(router)
+	t.Cleanup(ts.Close)
+
+	testhelpers.NewRecoveryUIFlowEchoServer(t, reg)
+	testhelpers.NewErrorTestServer(t, reg)
+
+	h := reg.RecoveryFlowErrorHandler()
+	sdk := testhelpers.NewSDKClient(public)
+
+	var recoveryFlow *recovery.Flow
+	var flowError error
+	var methodName node.UiNodeGroup
+	router.HandleFunc("GET /error", func(w http.ResponseWriter, r *http.Request) {
+		h.WriteFlowError(w, r, recoveryFlow, methodName, flowError)
+	})
+
+	reset := func() {
+		recoveryFlow = nil
+		flowError = nil
+		methodName = ""
+	}
+
+	newFlow := func(t *testing.T, ttl time.Duration, ft flow.Type) *recovery.Flow {
+		req := &http.Request{URL: urlx.ParseOrPanic("/")}
+		s, _, err := reg.GetActiveRecoveryStrategies(context.Background())
+		require.NoError(t, err)
+		f, err := recovery.NewFlow(reg, ttl, nosurfx.FakeCSRFToken, req, s, ft)
+		require.NoError(t, err)
+		require.NoError(t, reg.RecoveryFlowPersister().CreateRecoveryFlow(context.Background(), f))
+		f, err = reg.RecoveryFlowPersister().GetRecoveryFlow(context.Background(), f.ID)
+		require.NoError(t, err)
+		return f
+	}
+
+	expectErrorUI := func(t *testing.T) (map[string]interface{}, *http.Response) {
+		res, err := ts.Client().Get(ts.URL + "/error")
+		require.NoError(t, err)
+		defer func() { _ = res.Body.Close() }()
+		require.Contains(t, res.Request.URL.String(), conf.SelfServiceFlowErrorURL(ctx).String()+"?id=")
+
+		sse, _, err := sdk.FrontendAPI.GetFlowError(context.Background()).Id(res.Request.URL.Query().Get("id")).Execute()
+		require.NoError(t, err)
+
+		return sse.Error, nil
+	}
+
+	anHourAgo := time.Now().Add(-time.Hour)
+
+	t.Run("case=error with nil flow defaults to error ui redirect", func(t *testing.T) {
+		t.Cleanup(reset)
+
+		flowError = herodot.ErrInternalServerError().WithReason("system error")
+		methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+		sse, _ := expectErrorUI(t)
+		assertx.EqualAsJSON(t, flowError, sse)
+	})
+
+	t.Run("case=error with nil flow detects application/json", func(t *testing.T) {
+		t.Cleanup(reset)
+
+		flowError = herodot.ErrInternalServerError().WithReason("system error")
+		methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+		res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+		require.NoError(t, err)
+		defer func() { _ = res.Body.Close() }()
+		assert.Contains(t, res.Header.Get("Content-Type"), "application/json")
+		assert.NotContains(t, res.Request.URL.String(), conf.SelfServiceFlowErrorURL(ctx).String()+"?id=")
+
+		body, err := io.ReadAll(res.Body)
+		require.NoError(t, err)
+		assert.Contains(t, string(body), "system error")
+	})
+
+	for _, tc := range []struct {
+		n string
+		t flow.Type
+	}{
+		{"api", flow.TypeAPI},
+		{"spa", flow.TypeBrowser},
+	} {
+		t.Run("flow="+tc.n, func(t *testing.T) {
+			t.Run("case=expired error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				body := ioutilx.MustReadAll(res.Body)
+				switch tc.t {
+				case flow.TypeAPI:
+					require.Equal(t, http.StatusGone, res.StatusCode, "%s", body)
+					require.Len(t, gjson.GetBytes(body, "error.details.continue_with").Array(), 1, "%s", body)
+					require.Equal(t, "show_recovery_ui", gjson.GetBytes(body, "error.details.continue_with.0.action").String(), "%s", body)
+					id := gjson.GetBytes(body, "error.details.continue_with.0.flow.id").String()
+					res, err = ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, public.URL+recovery.RouteGetFlow+"?id="+id))
+					require.NoError(t, err)
+					body = ioutilx.MustReadAll(res.Body)
+				case flow.TypeBrowser:
+					require.Contains(t, res.Request.URL.String(), public.URL+recovery.RouteGetFlow, "%s", body)
+					require.Equal(t, http.StatusOK, res.StatusCode, "%+v", res.Request)
+				}
+				assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(gjson.GetBytes(body, "ui.messages.0.id").Int()), string(body))
+				assert.NotEqual(t, recoveryFlow.ID.String(), gjson.GetBytes(body, "id").String())
+			})
+
+			t.Run("case=validation error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = schema.NewInvalidCredentialsError()
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusBadRequest, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+				assert.Equal(t, int(text.ErrorValidationInvalidCredentials), int(gjson.GetBytes(body, "ui.messages.0.id").Int()), "%s", body)
+				assert.Equal(t, recoveryFlow.ID.String(), gjson.GetBytes(body, "id").String())
+			})
+
+			t.Run("case=generic error", func(t *testing.T) {
+				t.Cleanup(reset)
+
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = herodot.ErrInternalServerError().WithReason("system error")
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusInternalServerError, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+				assert.JSONEq(t, x.MustEncodeJSON(t, flowError), gjson.GetBytes(body, "error").Raw)
+			})
+
+			t.Run("case=fails if active strategy is disabled", func(t *testing.T) {
+				c, reg := pkg.NewVeryFastRegistryWithoutDB(t)
+				require.NoError(t, c.Set(context.Background(), "selfservice.methods.code.enabled", false))
+				require.NoError(t, c.Set(context.Background(), config.ViperKeySelfServiceRecoveryUse, "code"))
+				_, _, err := reg.GetActiveRecoveryStrategies(context.Background())
+				recoveryFlow = newFlow(t, time.Minute, tc.t)
+				flowError = err
+				methodName = node.UiNodeGroup(recovery.RecoveryStrategyLink)
+
+				res, err := ts.Client().Do(testhelpers.NewHTTPGetJSONRequest(t, ts.URL+"/error"))
+				require.NoError(t, err)
+				defer func() { _ = res.Body.Close() }()
+				require.Equal(t, http.StatusBadRequest, res.StatusCode)
+
+				body, err := io.ReadAll(res.Body)
+				require.NoError(t, err)
+
+				snapshotx.SnapshotTJSON(t, body, snapshotx.ExceptPaths("id", "expires_at", "issued_at", "ui.action", "ui.nodes.0.attributes.value"))
+			})
+		})
+	}
+
+	t.Run("flow=browser", func(t *testing.T) {
+		expectRecoveryUI := func(t *testing.T) (*recovery.Flow, *http.Response) {
+			res, err := ts.Client().Get(ts.URL + "/error")
+			require.NoError(t, err)
+			defer func() { _ = res.Body.Close() }()
+			assert.Contains(t, res.Request.URL.String(), conf.SelfServiceFlowRecoveryUI(ctx).String()+"?flow=")
+
+			rf, err := reg.RecoveryFlowPersister().GetRecoveryFlow(context.Background(), uuid.FromStringOrNil(res.Request.URL.Query().Get("flow")))
+			require.NoError(t, err)
+			return rf, res
+		}
+
+		t.Run("case=expired error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+			methodName = node.LinkGroup
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+		})
+
+		t.Run("case=validation error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = newFlow(t, time.Minute, flow.TypeBrowser)
+			flowError = schema.NewInvalidCredentialsError()
+			methodName = node.LinkGroup
+
+			lf, _ := expectRecoveryUI(t)
+			require.NotEmpty(t, lf.UI, x.MustEncodeJSON(t, lf))
+			require.Len(t, lf.UI.Messages, 1, x.MustEncodeJSON(t, lf))
+			assert.Equal(t, int(text.ErrorValidationInvalidCredentials), int(lf.UI.Messages[0].ID), x.MustEncodeJSON(t, lf))
+		})
+
+		t.Run("case=generic error", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = newFlow(t, time.Minute, flow.TypeBrowser)
+			flowError = herodot.ErrInternalServerError().WithReason("system error")
+			methodName = node.LinkGroup
+
+			sse, _ := expectErrorUI(t)
+			assertx.EqualAsJSON(t, flowError, sse)
+		})
+
+		t.Run("case=new flow uses strategy of old flow", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser, Active: "code"}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+			assert.Equal(t, recoveryFlow.Active.String(), lf.Active.String())
+		})
+
+		t.Run("case=new flow uses current strategy if strategy of old flow does not exist", func(t *testing.T) {
+			t.Cleanup(reset)
+
+			recoveryFlow = &recovery.Flow{Type: flow.TypeBrowser, Active: "not-valid"}
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			lf, _ := expectRecoveryUI(t)
+			require.Len(t, lf.UI.Messages, 1, "%s", jsonx.TestMarshalJSONString(t, lf))
+			assert.Equal(t, int(text.ErrorValidationRecoveryFlowExpired), int(lf.UI.Messages[0].ID))
+			assert.Equal(t, "code", lf.Active.String())
+		})
+
+		t.Run("case=fails to retry flow if recovery strategy id is not valid", func(t *testing.T) {
+			t.Cleanup(func() {
+				reset()
+				conf.MustSet(ctx, config.ViperKeySelfServiceRecoveryUse, "code")
+			})
+
+			recoveryFlow = newFlow(t, 0, flow.TypeBrowser)
+			recoveryFlow.Active = "not-valid"
+			flowError = flow.NewFlowExpiredError(clock.New(), anHourAgo)
+
+			conf.MustSet(ctx, config.ViperKeySelfServiceRecoveryUse, "not-valid")
+			sse, _ := expectErrorUI(t)
+			snapshotx.SnapshotT(t, sse)
+		})
+	})
+}