// 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_gallery/gallery/app.dart' show GalleryApp; import 'package:flutter_test/flutter_test.dart'; Future<String> mockUpdateUrlFetcher() { // A real implementation would connect to the network to retrieve this value return Future<String>.value('http://www.example.com/'); } void main() { final TestWidgetsFlutterBinding binding = TestWidgetsFlutterBinding.ensureInitialized(); if (binding is LiveTestWidgetsFlutterBinding) { binding.framePolicy = LiveTestWidgetsFlutterBindingFramePolicy.fullyLive; } // Regression test for https://github.com/flutter/flutter/pull/5168 testWidgets('update dialog', (WidgetTester tester) async { await tester.pumpWidget( const GalleryApp( testMode: true, updateUrlFetcher: mockUpdateUrlFetcher, ) ); await tester.pump(); // see https://github.com/flutter/flutter/issues/1865 await tester.pump(); // triggers a frame expect(find.text('UPDATE'), findsOneWidget); await tester.tap(find.text('NO THANKS')); await tester.pump(); await tester.tap(find.text('Studies')); await tester.pump(); // Launch await tester.pump(const Duration(seconds: 1)); // transition is complete final Finder backButton = find.byTooltip('Back'); expect(backButton, findsOneWidget); await tester.tap(backButton); await tester.pump(); // Start the pop "back" operation. await tester.pump(); // Complete the willPop() Future. await tester.pump(const Duration(seconds: 1)); // transition is complete //await tester.pumpUntilNoTransientCallbacks(const Duration(seconds: 1)); expect(find.text('UPDATE'), findsNothing); }); }