flutter/packages/flutter/test/widgets/app_navigator_key_test.dart

37 lines
1.3 KiB
Dart

// Copyright 2017 The Chromium 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/widgets.dart' hide TypeMatcher;
final RouteFactory generateRoute = (RouteSettings settings) => new PageRouteBuilder<void>(
settings: settings,
pageBuilder: (BuildContext context, Animation<double> animation1, Animation<double> animation2) {
return const Placeholder();
},
);
void main() {
testWidgets('WidgetsApp.navigatorKey', (WidgetTester tester) async {
final GlobalKey<NavigatorState> key = new GlobalKey<NavigatorState>();
await tester.pumpWidget(new WidgetsApp(
navigatorKey: key,
color: const Color(0xFF112233),
onGenerateRoute: generateRoute,
));
expect(key.currentState, const TypeMatcher<NavigatorState>());
await tester.pumpWidget(new WidgetsApp(
color: const Color(0xFF112233),
onGenerateRoute: generateRoute,
));
expect(key.currentState, isNull);
await tester.pumpWidget(new WidgetsApp(
navigatorKey: key,
color: const Color(0xFF112233),
onGenerateRoute: generateRoute,
));
expect(key.currentState, const TypeMatcher<NavigatorState>());
});
}