test(session): cover avatar refresh and session teardown

Add regression tests for avatar reset and token-change refresh, stale 401 handling, idempotent session teardown and account-scoped preference cleanup. Update existing cubit tests for the new session dependency.

Refs: #1113

test/core/session/session_lifecycle_service_test.dart

@@ -0,0 +1,223 @@
+import 'package:eatvio_app/core/error_reporting/error_reporter.dart';
+import 'package:eatvio_app/core/locator_service.dart';
+import 'package:eatvio_app/core/prefs.dart';
+import 'package:eatvio_app/core/prefs_keys.dart';
+import 'package:eatvio_app/core/session/session_lifecycle_service.dart';
+import 'package:eatvio_app/core/token_storage.dart';
+import 'package:eatvio_app/core/websockets/ws_manager.dart';
+import 'package:eatvio_app/features/bottom_navigation_bar/presentation/bloc/new_messages_cubit/new_messages_cubit.dart';
+import 'package:eatvio_app/features/bottom_navigation_bar/presentation/bloc/profile_avatar_cubit/profile_avatar_cubit.dart';
+import 'package:eatvio_app/features/chat/presentation/bloc/chats_cubit/chats_cubit.dart';
+import 'package:eatvio_app/features/feed/presentation/bloc/feed_cubit/feed_cubit.dart';
+import 'package:eatvio_app/features/notifications/presentation/notifications_cubit/notifications_cubit.dart';
+import 'package:eatvio_app/features/video_calls/presentation/bloc/video_call_session/video_call_session_cubit.dart';
+import 'package:flutter_test/flutter_test.dart';
+import 'package:shared_preferences/shared_preferences.dart';
+
+class _FakeWsManager implements WsManager {
+  int clearCalls = 0;
+
+  @override
+  Future<void> clear() async {
+    clearCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('WsManager.${invocation.memberName}');
+  }
+}
+
+class _FakeErrorReporter implements ErrorReporter {
+  int reportCalls = 0;
+
+  @override
+  Future<void> report(
+    Object error,
+    StackTrace? stackTrace, {
+    String? origin,
+    Map<String, Object?>? extras,
+  }) async {
+    reportCalls++;
+  }
+}
+
+class _FakeProfileAvatarCubit implements ProfileAvatarCubit {
+  int resetCalls = 0;
+
+  @override
+  void reset() {
+    resetCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('ProfileAvatarCubit.${invocation.memberName}');
+  }
+}
+
+class _FakeChatsCubit implements ChatsCubit {
+  int resetCalls = 0;
+
+  @override
+  void reset() {
+    resetCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('ChatsCubit.${invocation.memberName}');
+  }
+}
+
+class _FakeNotificationsCubit implements NotificationsCubit {
+  int resetCalls = 0;
+
+  @override
+  void reset() {
+    resetCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('NotificationsCubit.${invocation.memberName}');
+  }
+}
+
+class _FakeNewMessagesCubit implements NewMessagesCubit {
+  int resetCalls = 0;
+
+  @override
+  void reset() {
+    resetCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('NewMessagesCubit.${invocation.memberName}');
+  }
+}
+
+class _FakeFeedCubit implements FeedCubit {
+  int resetCalls = 0;
+
+  @override
+  void reset() {
+    resetCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('FeedCubit.${invocation.memberName}');
+  }
+}
+
+class _FakeVideoCallSessionCubit implements VideoCallSessionCubit {
+  int endCallCalls = 0;
+
+  @override
+  Future<void> endCall() async {
+    endCallCalls++;
+  }
+
+  @override
+  dynamic noSuchMethod(Invocation invocation) {
+    throw UnimplementedError('VideoCallSessionCubit.${invocation.memberName}');
+  }
+}
+
+void main() {
+  TestWidgetsFlutterBinding.ensureInitialized();
+
+  late _FakeWsManager wsManager;
+  late _FakeProfileAvatarCubit profileAvatarCubit;
+  late _FakeChatsCubit chatsCubit;
+  late _FakeNotificationsCubit notificationsCubit;
+  late _FakeNewMessagesCubit newMessagesCubit;
+  late _FakeFeedCubit feedCubit;
+  late _FakeVideoCallSessionCubit videoCallSessionCubit;
+  late SessionLifecycleService service;
+
+  setUp(() async {
+    SharedPreferences.setMockInitialValues({
+      'token': 'token-a',
+      'socketId': 'socket-a',
+      PrefsKeys.customBaseUrl.name: 'https://old.example',
+      PrefsKeys.isEmailVerificationSkipped.name: true,
+      PrefsKeys.registrationDate.name: '2024-01-01',
+      PrefsKeys.welcomeScreenWasShowed.name: true,
+    });
+    TokenStorage.clearCache();
+    await sl.reset();
+
+    wsManager = _FakeWsManager();
+    profileAvatarCubit = _FakeProfileAvatarCubit();
+    chatsCubit = _FakeChatsCubit();
+    notificationsCubit = _FakeNotificationsCubit();
+    newMessagesCubit = _FakeNewMessagesCubit();
+    feedCubit = _FakeFeedCubit();
+    videoCallSessionCubit = _FakeVideoCallSessionCubit();
+
+    sl.registerSingleton<ProfileAvatarCubit>(profileAvatarCubit);
+    sl.registerSingleton<ChatsCubit>(chatsCubit);
+    sl.registerSingleton<NotificationsCubit>(notificationsCubit);
+    sl.registerSingleton<NewMessagesCubit>(newMessagesCubit);
+    sl.registerSingleton<FeedCubit>(feedCubit);
+    sl.registerSingleton<VideoCallSessionCubit>(videoCallSessionCubit);
+    sl.registerSingleton<Prefs>(Prefs(await SharedPreferences.getInstance()));
+
+    service = SessionLifecycleService(
+      wsManager: wsManager,
+      errorReporter: _FakeErrorReporter(),
+    );
+  });
+
+  tearDown(() async {
+    await sl.reset();
+    TokenStorage.clearCache();
+  });
+
+  group('SessionLifecycleService.endSession', () {
+    test(
+      'resets user-scoped state and clears only session-scoped keys',
+      () async {
+        await service.endSession(reason: SessionEndReason.logout);
+
+        expect(wsManager.clearCalls, 1);
+        expect(profileAvatarCubit.resetCalls, 1);
+        expect(chatsCubit.resetCalls, 1);
+        expect(notificationsCubit.resetCalls, 1);
+        expect(newMessagesCubit.resetCalls, 1);
+        expect(feedCubit.resetCalls, 1);
+        expect(videoCallSessionCubit.endCallCalls, 1);
+
+        expect(await TokenStorage.getTokenFromStorage(), isNull);
+        expect(await SocketIdStorage.getSocketIdFromStorage(), isNull);
+
+        final prefs = sl<Prefs>();
+        expect(prefs.getString(PrefsKeys.customBaseUrl), 'https://old.example');
+        expect(prefs.getBool(PrefsKeys.isEmailVerificationSkipped), isNull);
+        expect(prefs.getString(PrefsKeys.registrationDate), isNull);
+        expect(prefs.getBool(PrefsKeys.welcomeScreenWasShowed), isTrue);
+      },
+    );
+
+    test('is idempotent for concurrent calls', () async {
+      final first = service.endSession(reason: SessionEndReason.logout);
+      final second = service.endSession(reason: SessionEndReason.unauthorized);
+
+      await Future.wait([first, second]);
+
+      expect(wsManager.clearCalls, 1);
+      expect(profileAvatarCubit.resetCalls, 1);
+      expect(chatsCubit.resetCalls, 1);
+      expect(notificationsCubit.resetCalls, 1);
+      expect(newMessagesCubit.resetCalls, 1);
+      expect(feedCubit.resetCalls, 1);
+      expect(videoCallSessionCubit.endCallCalls, 1);
+
+      expect(await TokenStorage.getTokenFromStorage(), isNull);
+      expect(await SocketIdStorage.getSocketIdFromStorage(), isNull);
+    });
+  });
+}