app_overrides_test.dart 3.5 KB
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// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

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// TODO(gspencergoog): Remove this tag once this test's state leaks/test
// dependencies have been fixed.
// https://github.com/flutter/flutter/issues/85160
// Fails with "flutter test --test-randomize-ordering-seed=123"
@Tags(<String>['no-shuffle'])

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import 'package:flutter/widgets.dart';
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import 'package:flutter_test/flutter_test.dart';
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class TestRoute<T> extends PageRoute<T> {
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  TestRoute({ required this.child, RouteSettings? settings }) : super(settings: settings);
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  final Widget child;

  @override
  Duration get transitionDuration => const Duration(milliseconds: 150);

  @override
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  Color? get barrierColor => null;
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  @override
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  String? get barrierLabel => null;
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  @override
  bool get maintainState => false;

  @override
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  Widget buildPage(BuildContext context, Animation<double> animation, Animation<double> secondaryAnimation) {
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    return child;
  }
}

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Future<void> pumpApp(WidgetTester tester) async {
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  await tester.pumpWidget(
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    WidgetsApp(
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      color: const Color(0xFF333333),
      onGenerateRoute: (RouteSettings settings) {
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        return TestRoute<void>(settings: settings, child: Container());
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      },
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    ),
  );
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}

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);
  });

  testWidgets('showPerformanceOverlayOverride false', (WidgetTester tester) async {
    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);
  });

  testWidgets('debugAllowBannerOverride true', (WidgetTester tester) async {
    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);
  });
}