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// 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/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
class TestRoute<T> extends PageRoute<T> {
TestRoute({ required this.child, RouteSettings? settings }) : super(settings: settings);
final Widget child;
@override
Duration get transitionDuration => const Duration(milliseconds: 150);
@override
Color? get barrierColor => null;
@override
String? get barrierLabel => null;
@override
bool get maintainState => false;
@override
Widget buildPage(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
return child;
}
}
Future<void> pumpApp(WidgetTester tester) async {
await tester.pumpWidget(
WidgetsApp(
color: const Color(0xFF333333),
onGenerateRoute: (RouteSettings settings) {
return TestRoute<void>(settings: settings, child: Container());
},
),
);
}
void main() {
testWidgets('WidgetsApp control test', (WidgetTester tester) async {
await pumpApp(tester);
expect(find.byType(WidgetsApp), findsOneWidget);
expect(find.byType(Navigator), findsOneWidget);
expect(find.byType(PerformanceOverlay), findsNothing);
expect(find.byType(CheckedModeBanner), findsOneWidget);
});
testWidgets('showPerformanceOverlayOverride true', (WidgetTester tester) async {
expect(WidgetsApp.showPerformanceOverlayOverride, false);
WidgetsApp.showPerformanceOverlayOverride = true;
await pumpApp(tester);
expect(find.byType(WidgetsApp), findsOneWidget);
expect(find.byType(Navigator), findsOneWidget);
expect(find.byType(PerformanceOverlay), findsOneWidget);
expect(find.byType(CheckedModeBanner), findsOneWidget);
WidgetsApp.showPerformanceOverlayOverride = false;
});
testWidgets('showPerformanceOverlayOverride false', (WidgetTester tester) async {
WidgetsApp.showPerformanceOverlayOverride = true;
expect(WidgetsApp.showPerformanceOverlayOverride, true);
WidgetsApp.showPerformanceOverlayOverride = false;
await pumpApp(tester);
expect(find.byType(WidgetsApp), findsOneWidget);
expect(find.byType(Navigator), findsOneWidget);
expect(find.byType(PerformanceOverlay), findsNothing);
expect(find.byType(CheckedModeBanner), findsOneWidget);
});
testWidgets('debugAllowBannerOverride false', (WidgetTester tester) async {
expect(WidgetsApp.showPerformanceOverlayOverride, false);
expect(WidgetsApp.debugAllowBannerOverride, true);
WidgetsApp.debugAllowBannerOverride = false;
await pumpApp(tester);
expect(find.byType(WidgetsApp), findsOneWidget);
expect(find.byType(Navigator), findsOneWidget);
expect(find.byType(PerformanceOverlay), findsNothing);
expect(find.byType(CheckedModeBanner), findsNothing);
WidgetsApp.debugAllowBannerOverride = true; // restore to default value
});
testWidgets('debugAllowBannerOverride true', (WidgetTester tester) async {
WidgetsApp.debugAllowBannerOverride = false;
expect(WidgetsApp.showPerformanceOverlayOverride, false);
expect(WidgetsApp.debugAllowBannerOverride, false);
WidgetsApp.debugAllowBannerOverride = true;
await pumpApp(tester);
expect(find.byType(WidgetsApp), findsOneWidget);
expect(find.byType(Navigator), findsOneWidget);
expect(find.byType(PerformanceOverlay), findsNothing);
expect(find.byType(CheckedModeBanner), findsOneWidget);
});
}