| // 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. |
| |
| // @dart = 2.8 |
| |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:flutter/cupertino.dart'; |
| import 'package:flutter/foundation.dart'; |
| import 'package:flutter/services.dart'; |
| |
| void main() { |
| testWidgets('Heroes work', (WidgetTester tester) async { |
| await tester.pumpWidget(CupertinoApp( |
| home: |
| ListView( |
| children: <Widget>[ |
| const Hero(tag: 'a', child: Text('foo')), |
| Builder(builder: (BuildContext context) { |
| return CupertinoButton( |
| child: const Text('next'), |
| onPressed: () { |
| Navigator.push( |
| context, |
| CupertinoPageRoute<void>( |
| builder: (BuildContext context) { |
| return const Hero(tag: 'a', child: Text('foo')); |
| } |
| ), |
| ); |
| }, |
| ); |
| }), |
| ], |
| ), |
| )); |
| |
| await tester.tap(find.text('next')); |
| await tester.pump(); |
| await tester.pump(const Duration(milliseconds: 100)); |
| |
| // During the hero transition, the hero widget is lifted off of both |
| // page routes and exists as its own overlay on top of both routes. |
| expect(find.widgetWithText(CupertinoPageRoute, 'foo'), findsNothing); |
| expect(find.widgetWithText(Navigator, 'foo'), findsOneWidget); |
| }); |
| |
| testWidgets('Has default cupertino localizations', (WidgetTester tester) async { |
| await tester.pumpWidget( |
| CupertinoApp( |
| home: Builder( |
| builder: (BuildContext context) { |
| return Column( |
| children: <Widget>[ |
| Text(CupertinoLocalizations.of(context).selectAllButtonLabel), |
| Text(CupertinoLocalizations.of(context).datePickerMediumDate( |
| DateTime(2018, 10, 4), |
| )), |
| ], |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(find.text('Select All'), findsOneWidget); |
| expect(find.text('Thu Oct 4 '), findsOneWidget); |
| }); |
| |
| testWidgets('Can use dynamic color', (WidgetTester tester) async { |
| const CupertinoDynamicColor dynamicColor = CupertinoDynamicColor.withBrightness( |
| color: Color(0xFF000000), |
| darkColor: Color(0xFF000001), |
| ); |
| await tester.pumpWidget(const CupertinoApp( |
| theme: CupertinoThemeData(brightness: Brightness.light), |
| color: dynamicColor, |
| home: Placeholder(), |
| )); |
| |
| expect(tester.widget<Title>(find.byType(Title)).color.value, 0xFF000000); |
| |
| await tester.pumpWidget(const CupertinoApp( |
| theme: CupertinoThemeData(brightness: Brightness.dark), |
| color: dynamicColor, |
| home: Placeholder(), |
| )); |
| |
| expect(tester.widget<Title>(find.byType(Title)).color.value, 0xFF000001); |
| }); |
| |
| testWidgets('Can customize initial routes', (WidgetTester tester) async { |
| final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>(); |
| await tester.pumpWidget( |
| CupertinoApp( |
| navigatorKey: navigatorKey, |
| onGenerateInitialRoutes: (String initialRoute) { |
| expect(initialRoute, '/abc'); |
| return <Route<void>>[ |
| PageRouteBuilder<void>( |
| pageBuilder: ( |
| BuildContext context, |
| Animation<double> animation, |
| Animation<double> secondaryAnimation) { |
| return const Text('non-regular page one'); |
| } |
| ), |
| PageRouteBuilder<void>( |
| pageBuilder: ( |
| BuildContext context, |
| Animation<double> animation, |
| Animation<double> secondaryAnimation) { |
| return const Text('non-regular page two'); |
| } |
| ), |
| ]; |
| }, |
| initialRoute: '/abc', |
| routes: <String, WidgetBuilder>{ |
| '/': (BuildContext context) => const Text('regular page one'), |
| '/abc': (BuildContext context) => const Text('regular page two'), |
| }, |
| ) |
| ); |
| expect(find.text('non-regular page two'), findsOneWidget); |
| expect(find.text('non-regular page one'), findsNothing); |
| expect(find.text('regular page one'), findsNothing); |
| expect(find.text('regular page two'), findsNothing); |
| navigatorKey.currentState.pop(); |
| await tester.pumpAndSettle(); |
| expect(find.text('non-regular page two'), findsNothing); |
| expect(find.text('non-regular page one'), findsOneWidget); |
| expect(find.text('regular page one'), findsNothing); |
| expect(find.text('regular page two'), findsNothing); |
| }); |
| |
| testWidgets('CupertinoApp.navigatorKey can be updated', (WidgetTester tester) async { |
| final GlobalKey<NavigatorState> key1 = GlobalKey<NavigatorState>(); |
| await tester.pumpWidget(CupertinoApp( |
| navigatorKey: key1, |
| home: const Placeholder(), |
| )); |
| expect(key1.currentState, isA<NavigatorState>()); |
| final GlobalKey<NavigatorState> key2 = GlobalKey<NavigatorState>(); |
| await tester.pumpWidget(CupertinoApp( |
| navigatorKey: key2, |
| home: const Placeholder(), |
| )); |
| expect(key2.currentState, isA<NavigatorState>()); |
| expect(key1.currentState, isNull); |
| }); |
| |
| testWidgets('CupertinoApp.router works', (WidgetTester tester) async { |
| final PlatformRouteInformationProvider provider = PlatformRouteInformationProvider( |
| initialRouteInformation: const RouteInformation( |
| location: 'initial', |
| ), |
| ); |
| final SimpleNavigatorRouterDelegate delegate = SimpleNavigatorRouterDelegate( |
| builder: (BuildContext context, RouteInformation information) { |
| return Text(information.location); |
| }, |
| onPopPage: (Route<void> route, void result, SimpleNavigatorRouterDelegate delegate) { |
| delegate.routeInformation = const RouteInformation( |
| location: 'popped', |
| ); |
| return route.didPop(result); |
| } |
| ); |
| await tester.pumpWidget(CupertinoApp.router( |
| routeInformationProvider: provider, |
| routeInformationParser: SimpleRouteInformationParser(), |
| routerDelegate: delegate, |
| )); |
| expect(find.text('initial'), findsOneWidget); |
| |
| // Simulate android back button intent. |
| final ByteData message = const JSONMethodCodec().encodeMethodCall(const MethodCall('popRoute')); |
| await ServicesBinding.instance.defaultBinaryMessenger.handlePlatformMessage('flutter/navigation', message, (_) { }); |
| await tester.pumpAndSettle(); |
| expect(find.text('popped'), findsOneWidget); |
| }); |
| } |
| |
| typedef SimpleRouterDelegateBuilder = Widget Function(BuildContext, RouteInformation); |
| typedef SimpleNavigatorRouterDelegatePopPage<T> = bool Function(Route<T> route, T result, SimpleNavigatorRouterDelegate delegate); |
| |
| class SimpleRouteInformationParser extends RouteInformationParser<RouteInformation> { |
| SimpleRouteInformationParser(); |
| |
| @override |
| Future<RouteInformation> parseRouteInformation(RouteInformation information) { |
| return SynchronousFuture<RouteInformation>(information); |
| } |
| |
| @override |
| RouteInformation restoreRouteInformation(RouteInformation configuration) { |
| return configuration; |
| } |
| } |
| |
| class SimpleNavigatorRouterDelegate extends RouterDelegate<RouteInformation> with PopNavigatorRouterDelegateMixin<RouteInformation>, ChangeNotifier { |
| SimpleNavigatorRouterDelegate({ |
| @required this.builder, |
| this.onPopPage, |
| }); |
| |
| @override |
| GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>(); |
| |
| RouteInformation get routeInformation => _routeInformation; |
| RouteInformation _routeInformation; |
| set routeInformation(RouteInformation newValue) { |
| _routeInformation = newValue; |
| notifyListeners(); |
| } |
| |
| SimpleRouterDelegateBuilder builder; |
| SimpleNavigatorRouterDelegatePopPage<void> onPopPage; |
| |
| @override |
| Future<void> setNewRoutePath(RouteInformation configuration) { |
| _routeInformation = configuration; |
| return SynchronousFuture<void>(null); |
| } |
| |
| bool _handlePopPage(Route<void> route, void data) { |
| return onPopPage(route, data, this); |
| } |
| |
| @override |
| Widget build(BuildContext context) { |
| return Navigator( |
| key: navigatorKey, |
| onPopPage: _handlePopPage, |
| pages: <Page<void>>[ |
| // We need at least two pages for the pop to propagate through. |
| // Otherwise, the navigator will bubble the pop to the system navigator. |
| const CupertinoPage<void>( |
| child: Text('base'), |
| ), |
| CupertinoPage<void>( |
| key: ValueKey<String>(routeInformation?.location), |
| child: builder(context, routeInformation), |
| ) |
| ], |
| ); |
| } |
| } |