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51 lines
1.5 KiB
51 lines
1.5 KiB
// Copyright 2020 The Flutter team. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter/material.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:integration_test/integration_test.dart';
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import 'package:provider/provider.dart';
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import 'package:testing_app/models/favorites.dart';
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import 'package:testing_app/screens/favorites.dart';
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late Favorites favoritesList;
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Widget createFavoritesScreen() => ChangeNotifierProvider<Favorites>(
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create: (context) {
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favoritesList = Favorites();
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return favoritesList;
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},
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child: const MaterialApp(
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home: FavoritesPage(),
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),
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);
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void main() {
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group('Testing App State Management Tests', () {
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IntegrationTestWidgetsFlutterBinding.ensureInitialized();
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testWidgets('Verifying add method', (tester) async {
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await tester.pumpWidget(createFavoritesScreen());
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// Add an item to the list.
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favoritesList.add(30);
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await tester.pumpAndSettle();
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// Check if the new item appears in the list.
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expect(find.text('Item 30'), findsOneWidget);
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});
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testWidgets('Verifying remove method', (tester) async {
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await tester.pumpWidget(createFavoritesScreen());
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// Remove an item from the list.
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favoritesList.remove(30);
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await tester.pumpAndSettle();
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// Verify if it disappears.
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expect(find.text('Item 30'), findsNothing);
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});
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});
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}
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