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| 1 | +// ignore_for_file: prefer_const_constructors |
| 2 | + |
| 3 | +import 'package:flutter/material.dart'; |
| 4 | +import 'package:flutter_news_example/network_error/network_error.dart'; |
| 5 | +import 'package:flutter_test/flutter_test.dart'; |
| 6 | +import 'package:go_router/go_router.dart'; |
| 7 | +import 'package:mocktail/mocktail.dart'; |
| 8 | + |
| 9 | +import '../helpers/helpers.dart'; |
| 10 | + |
| 11 | +class MockGoRouter extends Mock implements GoRouter {} |
| 12 | + |
| 13 | +void main() { |
| 14 | + const tapMeText = 'Tap Me'; |
| 15 | + late GoRouter goRouter; |
| 16 | + |
| 17 | + setUpAll(() { |
| 18 | + goRouter = MockGoRouter(); |
| 19 | + when(() => goRouter.goNamed(NetworkErrorPage.routePath)).thenAnswer((_) {}); |
| 20 | + }); |
| 21 | + |
| 22 | + group('NetworkError', () { |
| 23 | + testWidgets('renders correctly', (tester) async { |
| 24 | + await tester.pumpApp(NetworkError()); |
| 25 | + |
| 26 | + expect(find.byType(NetworkError), findsOneWidget); |
| 27 | + }); |
| 28 | + |
| 29 | + testWidgets('navigates to network error page routePath', (tester) async { |
| 30 | + await tester.pumpApp( |
| 31 | + InheritedGoRouter( |
| 32 | + goRouter: goRouter, |
| 33 | + child: Scaffold( |
| 34 | + body: Builder( |
| 35 | + builder: (context) { |
| 36 | + return ElevatedButton( |
| 37 | + onPressed: () { |
| 38 | + context.goNamed(NetworkErrorPage.routePath); |
| 39 | + }, |
| 40 | + child: const Text(tapMeText), |
| 41 | + ); |
| 42 | + }, |
| 43 | + ), |
| 44 | + ), |
| 45 | + ), |
| 46 | + ); |
| 47 | + |
| 48 | + await tester.tap(find.text(tapMeText)); |
| 49 | + |
| 50 | + verify(() => goRouter.goNamed(NetworkErrorPage.routePath)).called(1); |
| 51 | + }); |
| 52 | + }); |
| 53 | + |
| 54 | + testWidgets('calls onRetry function when button pressed', (tester) async { |
| 55 | + var retryPressed = false; |
| 56 | + await tester.pumpApp( |
| 57 | + NetworkError( |
| 58 | + onRetry: () { |
| 59 | + retryPressed = true; |
| 60 | + }, |
| 61 | + ), |
| 62 | + ); |
| 63 | + |
| 64 | + await tester.tap(find.byType(ElevatedButton)); |
| 65 | + |
| 66 | + expect(retryPressed, isTrue); |
| 67 | + }); |
| 68 | +} |
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