| // Copyright 2014 The Flutter Authors. 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_api_samples/widgets/routes/route_observer.0.dart' as example; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('RouteObserver notifies RouteAware widget', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| const example.RouteObserverApp(), |
| ); |
| |
| // Check the initial RouteObserver logs. |
| expect(find.text('didPush'), findsOneWidget); |
| |
| // Tap on the button to push a new route. |
| await tester.tap(find.text('Go to next page')); |
| await tester.pumpAndSettle(); |
| |
| // Tap on the button to go back to the previous route. |
| await tester.tap(find.text('Go back to RouteAware page')); |
| await tester.pumpAndSettle(); |
| |
| // Check the RouteObserver logs after the route is popped. |
| expect(find.text('didPush'), findsOneWidget); |
| expect(find.text('didPopNext'), findsOneWidget); |
| |
| // Tap on the button to push a new route again. |
| await tester.tap(find.text('Go to next page')); |
| await tester.pumpAndSettle(); |
| |
| // Tap on the button to go back to the previous route again. |
| await tester.tap(find.text('Go back to RouteAware page')); |
| await tester.pumpAndSettle(); |
| |
| // Check the RouteObserver logs after the route is popped again. |
| expect(find.text('didPush'), findsOneWidget); |
| expect(find.text('didPopNext'), findsNWidgets(2)); |
| }); |
| } |