| // 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_test/flutter_test.dart'; |
| import 'package:flutter/services.dart'; |
| |
| void main() { |
| testWidgets('initialLifecycleState is used to init state paused', (WidgetTester tester) async { |
| // The lifecycleState is null initially in tests as there is no |
| // initialLifecycleState. |
| expect(ServicesBinding.instance.lifecycleState, equals(null)); |
| // Mock the Window to provide paused as the AppLifecycleState |
| final TestWidgetsFlutterBinding binding = tester.binding; |
| // Use paused as the initial state. |
| binding.window.initialLifecycleStateTestValue = 'AppLifecycleState.paused'; |
| binding.readTestInitialLifecycleStateFromNativeWindow(); // Re-attempt the initializaiton. |
| |
| // The lifecycleState should now be the state we passed above, |
| // even though no lifecycle event was fired from the platform. |
| expect(ServicesBinding.instance.lifecycleState.toString(), equals('AppLifecycleState.paused')); |
| }); |
| } |