feat: support time_zone for user registration context

authsession/internal/testkit/user_directory.go

@@ -63,13 +63,13 @@ func (d *InMemoryUserDirectory) ExistsByUserID(ctx context.Context, userID commo
 	return ok, nil
 }
 
-// EnsureUserByEmail returns an existing user for email, creates a new user
-// when registration is allowed, or reports a blocked outcome.
-func (d *InMemoryUserDirectory) EnsureUserByEmail(ctx context.Context, email common.Email) (ports.EnsureUserResult, error) {
+// EnsureUserByEmail returns an existing user for input.Email, creates a new
+// user when registration is allowed, or reports a blocked outcome.
+func (d *InMemoryUserDirectory) EnsureUserByEmail(ctx context.Context, input ports.EnsureUserInput) (ports.EnsureUserResult, error) {
 	if err := ctx.Err(); err != nil {
 		return ports.EnsureUserResult{}, err
 	}
-	if err := email.Validate(); err != nil {
+	if err := input.Validate(); err != nil {
 		return ports.EnsureUserResult{}, fmt.Errorf("ensure user by email: %w", err)
 	}
 
@@ -83,7 +83,7 @@ func (d *InMemoryUserDirectory) EnsureUserByEmail(ctx context.Context, email com
 		d.emailByUserID = make(map[common.UserID]common.Email)
 	}
 
-	entry, ok := d.byEmail[email]
+	entry, ok := d.byEmail[input.Email]
 	if ok {
 		if !entry.BlockReasonCode.IsZero() {
 			result := ports.EnsureUserResult{
@@ -104,8 +104,8 @@ func (d *InMemoryUserDirectory) EnsureUserByEmail(ctx context.Context, email com
 	if err != nil {
 		return ports.EnsureUserResult{}, err
 	}
-	d.byEmail[email] = userDirectoryEntry{UserID: userID}
-	d.emailByUserID[userID] = email
+	d.byEmail[input.Email] = userDirectoryEntry{UserID: userID}
+	d.emailByUserID[userID] = input.Email
 
 	result := ports.EnsureUserResult{
 		Outcome: ports.EnsureUserOutcomeCreated,

authsession/internal/testkit/user_directory_test.go

@@ -94,7 +94,13 @@ func TestInMemoryUserDirectoryEnsureUserExistingCreatedAndBlocked(t *testing.T)
 		t.Run(tt.name, func(t *testing.T) {
 			t.Parallel()
 
-			got, err := directory.EnsureUserByEmail(context.Background(), tt.email)
+			got, err := directory.EnsureUserByEmail(context.Background(), ports.EnsureUserInput{
+				Email: tt.email,
+				RegistrationContext: &ports.RegistrationContext{
+					PreferredLanguage: "en",
+					TimeZone:          "Europe/Kaliningrad",
+				},
+			})
 			if err != nil {
 				require.Failf(t, "test failed", "EnsureUserByEmail() returned error: %v", err)
 			}