eatvio_app/test/features/chat/presentation/widgets/notification_banner_test.dart

import 'package:eatvio_app/core/theme/theme_helper.dart';
import 'package:eatvio_app/features/chat/presentation/bloc/chat_room_cubit/chat_room_cubit.dart';
import 'package:eatvio_app/features/chat/presentation/bloc/chat_room_cubit/chat_room_state.dart';
import 'package:eatvio_app/features/chat/presentation/widgets/notification_banner.dart';
import 'package:eatvio_app/generated/l10n.dart';
import 'package:flutter/material.dart';
import 'package:flutter_bloc/flutter_bloc.dart';
import 'package:flutter_localizations/flutter_localizations.dart';
import 'package:flutter_test/flutter_test.dart';
import 'package:mockito/annotations.dart';
import 'package:mockito/mockito.dart';
import 'notification_banner_test.mocks.dart';

@GenerateNiceMocks([MockSpec<ChatRoomCubit>()])
void main() {
  group('NotificationBanner Tests', () {
    Widget createTestWidget(Widget child, ChatRoomCubit? cubit) {
      return MaterialApp(
        theme: ThemeHelper().themeData(),
        localizationsDelegates: const [
          S.delegate,
          GlobalMaterialLocalizations.delegate,
          GlobalWidgetsLocalizations.delegate,
          GlobalCupertinoLocalizations.delegate,
        ],
        supportedLocales: const [Locale('ru')],
        home: cubit != null
            ? BlocProvider<ChatRoomCubit>(
                create: (_) => cubit,
                child: Scaffold(body: child),
              )
            : Scaffold(body: child),
      );
    }

    testWidgets('NotificationBanner - отображает баннер типа date', (WidgetTester tester) async {
      const widget = NotificationBanner(
        bannerType: BannerType.date,
        hasPersonalDiet: false,
      );

      await tester.pumpWidget(createTestWidget(widget, null));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
    });

    testWidgets('NotificationBanner - отображает баннер типа card', (WidgetTester tester) async {
      const widget = NotificationBanner(
        bannerType: BannerType.card,
      );

      await tester.pumpWidget(createTestWidget(widget, null));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
    });

    testWidgets('NotificationBanner - отображает баннер типа payment', (WidgetTester tester) async {
      final mockCubit = MockChatRoomCubit();
      when(mockCubit.getPaymentLink()).thenAnswer((_) async => 'https://payment.link');
      when(mockCubit.state).thenReturn(const ChatRoomState.loading());

      const widget = NotificationBanner(
        bannerType: BannerType.payment,
      );

      await tester.pumpWidget(createTestWidget(widget, mockCubit));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
    });

    testWidgets('NotificationBanner - отображает баннер типа collectCharge', (WidgetTester tester) async {
      const widget = NotificationBanner(
        bannerType: BannerType.collectCharge,
        planName: 'Test Plan',
        planPrice: 1500.0,
        chosenPlanId: 1,
      );

      await tester.pumpWidget(createTestWidget(widget, null));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
      expect(find.textContaining('Test Plan'), findsOneWidget);
    });

    testWidgets('NotificationBanner - отображает баннер типа finishPlan', (WidgetTester tester) async {
      final mockCubit = MockChatRoomCubit();
      when(mockCubit.finishChosenPlan()).thenAnswer((_) async => true);
      when(mockCubit.complainAboutConsultation(description: anyNamed('description'))).thenAnswer((_) async => true);

      const widget = NotificationBanner(
        bannerType: BannerType.finishPlan,
        planName: 'Test Plan',
      );

      await tester.pumpWidget(createTestWidget(widget, mockCubit));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
      expect(find.textContaining('Test Plan'), findsOneWidget);
    });

    testWidgets('NotificationBanner - отображает баннер типа setPersonalDiet', (WidgetTester tester) async {
      const widget = NotificationBanner(
        bannerType: BannerType.setPersonalDiet,
      );

      await tester.pumpWidget(createTestWidget(widget, null));
      await tester.pumpAndSettle();

      expect(find.byType(NotificationBanner), findsOneWidget);
    });
  });
}