Decouple email sync tests from local stubs

backend/internal/service/user_service_email_identity_sync_test.go

@@ -5,48 +5,17 @@ package service
 import (
 	"context"
 	"testing"
-	"time"
 
 	"github.com/stretchr/testify/require"
 )
 
-type emailSyncMockUserRepo struct {
-	*mockUserRepo
-	ensureCalls  []ensureEmailCall
-	replaceCalls []replaceEmailCall
-}
-
-func (m *emailSyncMockUserRepo) EnsureEmailAuthIdentity(_ context.Context, userID int64, email string) error {
-	m.ensureCalls = append(m.ensureCalls, ensureEmailCall{userID: userID, email: email})
-	return nil
-}
-
-func (m *emailSyncMockUserRepo) ReplaceEmailAuthIdentity(_ context.Context, userID int64, oldEmail, newEmail string) error {
-	m.replaceCalls = append(m.replaceCalls, replaceEmailCall{
-		userID:   userID,
-		oldEmail: oldEmail,
-		newEmail: newEmail,
-	})
-	return nil
-}
-
-func (m *emailSyncMockUserRepo) GetLatestUsedAtByUserIDs(context.Context, []int64) (map[int64]*time.Time, error) {
-	return map[int64]*time.Time{}, nil
-}
-
-func (m *emailSyncMockUserRepo) GetLatestUsedAtByUserID(context.Context, int64) (*time.Time, error) {
-	return nil, nil
-}
-
 func TestUpdateProfile_ReplacesEmailAuthIdentityWhenEmailChanges(t *testing.T) {
-	repo := &emailSyncMockUserRepo{
-		mockUserRepo: &mockUserRepo{
-			getByIDUser: &User{
-				ID:          19,
-				Email:       "profile-before@example.com",
-				Username:    "tester",
-				Concurrency: 2,
-			},
+	repo := &emailSyncRepoStub{
+		user: &User{
+			ID:          19,
+			Email:       "profile-before@example.com",
+			Username:    "tester",
+			Concurrency: 2,
 		},
 	}
 	svc := NewUserService(repo, nil, nil, nil)