You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
samples/testing_app/integration_test/state_mgmt_test.dart

51 lines
1.5 KiB

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