| // 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 'dart:ui' show Brightness, DisplayFeature, DisplayFeatureState, DisplayFeatureType, GestureSettings, ViewConfiguration; |
| |
| import 'package:flutter/gestures.dart'; |
| import 'package:flutter/widgets.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| void main() { |
| testWidgets('MediaQuery does not have a default', (WidgetTester tester) async { |
| bool tested = false; |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| tested = true; |
| MediaQuery.of(context); // should throw |
| return Container(); |
| }, |
| ), |
| ); |
| expect(tested, isTrue); |
| final dynamic exception = tester.takeException(); |
| expect(exception, isNotNull); |
| expect(exception ,isFlutterError); |
| final FlutterError error = exception as FlutterError; |
| expect(error.diagnostics.length, 5); |
| expect(error.diagnostics.last, isA<ErrorHint>()); |
| expect( |
| error.toStringDeep(), |
| equalsIgnoringHashCodes( |
| 'FlutterError\n' |
| ' No MediaQuery widget ancestor found.\n' |
| ' Builder widgets require a MediaQuery widget ancestor.\n' |
| ' The specific widget that could not find a MediaQuery ancestor\n' |
| ' was:\n' |
| ' Builder\n' |
| ' The ownership chain for the affected widget is: "Builder ←\n' |
| ' [root]"\n' |
| ' No MediaQuery ancestor could be found starting from the context\n' |
| ' that was passed to MediaQuery.of(). This can happen because you\n' |
| ' have not added a WidgetsApp, CupertinoApp, or MaterialApp widget\n' |
| ' (those widgets introduce a MediaQuery), or it can happen if the\n' |
| ' context you use comes from a widget above those widgets.\n', |
| ), |
| ); |
| }); |
| |
| testWidgets('MediaQuery.of finds a MediaQueryData when there is one', (WidgetTester tester) async { |
| bool tested = false; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData(), |
| child: Builder( |
| builder: (BuildContext context) { |
| final MediaQueryData data = MediaQuery.of(context); |
| expect(data, isNotNull); |
| tested = true; |
| return Container(); |
| }, |
| ), |
| ), |
| ); |
| final dynamic exception = tester.takeException(); |
| expect(exception, isNull); |
| expect(tested, isTrue); |
| }); |
| |
| testWidgets('MediaQuery.maybeOf defaults to null', (WidgetTester tester) async { |
| bool tested = false; |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| final MediaQueryData? data = MediaQuery.maybeOf(context); |
| expect(data, isNull); |
| tested = true; |
| return Container(); |
| }, |
| ), |
| ); |
| expect(tested, isTrue); |
| }); |
| |
| testWidgets('MediaQuery.maybeOf finds a MediaQueryData when there is one', (WidgetTester tester) async { |
| bool tested = false; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData(), |
| child: Builder( |
| builder: (BuildContext context) { |
| final MediaQueryData? data = MediaQuery.maybeOf(context); |
| expect(data, isNotNull); |
| tested = true; |
| return Container(); |
| }, |
| ), |
| ), |
| ); |
| expect(tested, isTrue); |
| }); |
| |
| testWidgets('MediaQueryData.fromWindow is sane', (WidgetTester tester) async { |
| final MediaQueryData data = MediaQueryData.fromWindow(WidgetsBinding.instance.window); |
| expect(data, hasOneLineDescription); |
| expect(data.hashCode, equals(data.copyWith().hashCode)); |
| expect(data.size, equals(WidgetsBinding.instance.window.physicalSize / WidgetsBinding.instance.window.devicePixelRatio)); |
| expect(data.accessibleNavigation, false); |
| expect(data.invertColors, false); |
| expect(data.disableAnimations, false); |
| expect(data.boldText, false); |
| expect(data.highContrast, false); |
| expect(data.platformBrightness, Brightness.light); |
| expect(data.gestureSettings.touchSlop, null); |
| expect(data.displayFeatures, isEmpty); |
| }); |
| |
| testWidgets('MediaQueryData.copyWith defaults to source', (WidgetTester tester) async { |
| final MediaQueryData data = MediaQueryData.fromWindow(WidgetsBinding.instance.window); |
| final MediaQueryData copied = data.copyWith(); |
| expect(copied.size, data.size); |
| expect(copied.devicePixelRatio, data.devicePixelRatio); |
| expect(copied.textScaleFactor, data.textScaleFactor); |
| expect(copied.padding, data.padding); |
| expect(copied.viewPadding, data.viewPadding); |
| expect(copied.viewInsets, data.viewInsets); |
| expect(copied.systemGestureInsets, data.systemGestureInsets); |
| expect(copied.alwaysUse24HourFormat, data.alwaysUse24HourFormat); |
| expect(copied.accessibleNavigation, data.accessibleNavigation); |
| expect(copied.invertColors, data.invertColors); |
| expect(copied.disableAnimations, data.disableAnimations); |
| expect(copied.boldText, data.boldText); |
| expect(copied.highContrast, data.highContrast); |
| expect(copied.platformBrightness, data.platformBrightness); |
| expect(copied.gestureSettings, data.gestureSettings); |
| expect(copied.displayFeatures, data.displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.copyWith copies specified values', (WidgetTester tester) async { |
| // Random and unique double values are used to ensure that the correct |
| // values are copied over exactly |
| const Size customSize = Size(3.14, 2.72); |
| const double customDevicePixelRatio = 1.41; |
| const double customTextScaleFactor = 1.62; |
| const EdgeInsets customPadding = EdgeInsets.all(9.10938); |
| const EdgeInsets customViewPadding = EdgeInsets.all(11.24031); |
| const EdgeInsets customViewInsets = EdgeInsets.all(1.67262); |
| const EdgeInsets customSystemGestureInsets = EdgeInsets.all(1.5556); |
| const DeviceGestureSettings gestureSettings = DeviceGestureSettings(touchSlop: 8.0); |
| const List<DisplayFeature> customDisplayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| final MediaQueryData data = MediaQueryData.fromWindow(WidgetsBinding.instance.window); |
| final MediaQueryData copied = data.copyWith( |
| size: customSize, |
| devicePixelRatio: customDevicePixelRatio, |
| textScaleFactor: customTextScaleFactor, |
| padding: customPadding, |
| viewPadding: customViewPadding, |
| viewInsets: customViewInsets, |
| systemGestureInsets: customSystemGestureInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| platformBrightness: Brightness.dark, |
| navigationMode: NavigationMode.directional, |
| gestureSettings: gestureSettings, |
| displayFeatures: customDisplayFeatures, |
| ); |
| expect(copied.size, customSize); |
| expect(copied.devicePixelRatio, customDevicePixelRatio); |
| expect(copied.textScaleFactor, customTextScaleFactor); |
| expect(copied.padding, customPadding); |
| expect(copied.viewPadding, customViewPadding); |
| expect(copied.viewInsets, customViewInsets); |
| expect(copied.systemGestureInsets, customSystemGestureInsets); |
| expect(copied.alwaysUse24HourFormat, true); |
| expect(copied.accessibleNavigation, true); |
| expect(copied.invertColors, true); |
| expect(copied.disableAnimations, true); |
| expect(copied.boldText, true); |
| expect(copied.highContrast, true); |
| expect(copied.platformBrightness, Brightness.dark); |
| expect(copied.navigationMode, NavigationMode.directional); |
| expect(copied.gestureSettings, gestureSettings); |
| expect(copied.displayFeatures, customDisplayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removePadding removes specified padding', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removePadding( |
| context: context, |
| removeLeft: true, |
| removeTop: true, |
| removeRight: true, |
| removeBottom: true, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, EdgeInsets.zero); |
| expect(unpadded.viewPadding, viewInsets); |
| expect(unpadded.viewInsets, viewInsets); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removePadding only removes specified padding', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removePadding( |
| removeTop: true, |
| context: context, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, padding.copyWith(top: 0)); |
| expect(unpadded.viewPadding, viewPadding.copyWith(top: viewInsets.top)); |
| expect(unpadded.viewInsets, viewInsets); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removeViewInsets removes specified viewInsets', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removeViewInsets( |
| context: context, |
| removeLeft: true, |
| removeTop: true, |
| removeRight: true, |
| removeBottom: true, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, padding); |
| expect(unpadded.viewPadding, padding); |
| expect(unpadded.viewInsets, EdgeInsets.zero); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removeViewInsets removes only specified viewInsets', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removeViewInsets( |
| context: context, |
| removeBottom: true, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, padding); |
| expect(unpadded.viewPadding, viewPadding.copyWith(bottom: 8)); |
| expect(unpadded.viewInsets, viewInsets.copyWith(bottom: 0)); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removeViewPadding removes specified viewPadding', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removeViewPadding( |
| context: context, |
| removeLeft: true, |
| removeTop: true, |
| removeRight: true, |
| removeBottom: true, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, EdgeInsets.zero); |
| expect(unpadded.viewPadding, EdgeInsets.zero); |
| expect(unpadded.viewInsets, viewInsets); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.removeViewPadding removes only specified viewPadding', (WidgetTester tester) async { |
| const Size size = Size(2.0, 4.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.zero, |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| late MediaQueryData unpadded; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| navigationMode: NavigationMode.directional, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery.removeViewPadding( |
| context: context, |
| removeLeft: true, |
| child: Builder( |
| builder: (BuildContext context) { |
| unpadded = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(unpadded.size, size); |
| expect(unpadded.devicePixelRatio, devicePixelRatio); |
| expect(unpadded.textScaleFactor, textScaleFactor); |
| expect(unpadded.padding, padding.copyWith(left: 0)); |
| expect(unpadded.viewPadding, viewPadding.copyWith(left: 0)); |
| expect(unpadded.viewInsets, viewInsets); |
| expect(unpadded.alwaysUse24HourFormat, true); |
| expect(unpadded.accessibleNavigation, true); |
| expect(unpadded.invertColors, true); |
| expect(unpadded.disableAnimations, true); |
| expect(unpadded.boldText, true); |
| expect(unpadded.highContrast, true); |
| expect(unpadded.navigationMode, NavigationMode.directional); |
| expect(unpadded.displayFeatures, displayFeatures); |
| }); |
| |
| testWidgets('MediaQuery.textScaleFactorOf', (WidgetTester tester) async { |
| late double outsideTextScaleFactor; |
| late double insideTextScaleFactor; |
| |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| outsideTextScaleFactor = MediaQuery.textScaleFactorOf(context); |
| return MediaQuery( |
| data: const MediaQueryData( |
| textScaleFactor: 4.0, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| insideTextScaleFactor = MediaQuery.textScaleFactorOf(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ); |
| |
| expect(outsideTextScaleFactor, 1.0); |
| expect(insideTextScaleFactor, 4.0); |
| }); |
| |
| testWidgets('MediaQuery.platformBrightnessOf', (WidgetTester tester) async { |
| late Brightness outsideBrightness; |
| late Brightness insideBrightness; |
| |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| outsideBrightness = MediaQuery.platformBrightnessOf(context); |
| return MediaQuery( |
| data: const MediaQueryData( |
| platformBrightness: Brightness.dark, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| insideBrightness = MediaQuery.platformBrightnessOf(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ); |
| |
| expect(outsideBrightness, Brightness.light); |
| expect(insideBrightness, Brightness.dark); |
| }); |
| |
| testWidgets('MediaQuery.highContrastOf', (WidgetTester tester) async { |
| late bool outsideHighContrast; |
| late bool insideHighContrast; |
| |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| outsideHighContrast = MediaQuery.highContrastOf(context); |
| return MediaQuery( |
| data: const MediaQueryData( |
| highContrast: true, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| insideHighContrast = MediaQuery.highContrastOf(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ); |
| |
| expect(outsideHighContrast, false); |
| expect(insideHighContrast, true); |
| }); |
| |
| testWidgets('MediaQuery.boldTextOverride', (WidgetTester tester) async { |
| late bool outsideBoldTextOverride; |
| late bool insideBoldTextOverride; |
| |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| outsideBoldTextOverride = MediaQuery.boldTextOverride(context); |
| return MediaQuery( |
| data: const MediaQueryData( |
| boldText: true, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| insideBoldTextOverride = MediaQuery.boldTextOverride(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ); |
| |
| expect(outsideBoldTextOverride, false); |
| expect(insideBoldTextOverride, true); |
| }); |
| |
| testWidgets('MediaQuery.fromWindow creates a MediaQuery', (WidgetTester tester) async { |
| bool hasMediaQueryAsParentOutside = false; |
| bool hasMediaQueryAsParentInside = false; |
| |
| await tester.pumpWidget( |
| Builder( |
| builder: (BuildContext context) { |
| hasMediaQueryAsParentOutside = |
| context.findAncestorWidgetOfExactType<MediaQuery>() != null; |
| return MediaQuery.fromWindow( |
| child: Builder( |
| builder: (BuildContext context) { |
| hasMediaQueryAsParentInside = |
| context.findAncestorWidgetOfExactType<MediaQuery>() != null; |
| return const SizedBox(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ); |
| |
| expect(hasMediaQueryAsParentOutside, false); |
| expect(hasMediaQueryAsParentInside, true); |
| }); |
| |
| testWidgets('MediaQueryData.fromWindow is created using window values', (WidgetTester tester) async { |
| final MediaQueryData windowData = MediaQueryData.fromWindow(WidgetsBinding.instance.window); |
| late MediaQueryData fromWindowData; |
| |
| await tester.pumpWidget( |
| MediaQuery.fromWindow( |
| child: Builder( |
| builder: (BuildContext context) { |
| fromWindowData = MediaQuery.of(context); |
| return const SizedBox(); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(windowData, equals(fromWindowData)); |
| }); |
| |
| test('DeviceGestureSettings has reasonable hashCode', () { |
| final DeviceGestureSettings settingsA = DeviceGestureSettings(touchSlop: nonconst(16)); |
| final DeviceGestureSettings settingsB = DeviceGestureSettings(touchSlop: nonconst(8)); |
| final DeviceGestureSettings settingsC = DeviceGestureSettings(touchSlop: nonconst(16)); |
| |
| expect(settingsA.hashCode, settingsC.hashCode); |
| expect(settingsA.hashCode, isNot(settingsB.hashCode)); |
| }); |
| |
| test('DeviceGestureSettings has reasonable equality', () { |
| final DeviceGestureSettings settingsA = DeviceGestureSettings(touchSlop: nonconst(16)); |
| final DeviceGestureSettings settingsB = DeviceGestureSettings(touchSlop: nonconst(8)); |
| final DeviceGestureSettings settingsC = DeviceGestureSettings(touchSlop: nonconst(16)); |
| |
| expect(settingsA, equals(settingsC)); |
| expect(settingsA, isNot(settingsB)); |
| }); |
| |
| testWidgets('MediaQuery.removeDisplayFeatures removes specified display features and padding', (WidgetTester tester) async { |
| const Size size = Size(82.0, 40.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 10.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.fromLTRB(40, 0, 42, 40), |
| type: DisplayFeatureType.hinge, |
| state: DisplayFeatureState.postureFlat, |
| ), |
| DisplayFeature( |
| bounds: Rect.fromLTRB(70, 10, 74, 14), |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ), |
| ]; |
| |
| // A section of the screen that intersects no display feature or padding area |
| const Rect subScreen = Rect.fromLTRB(20, 10, 40, 20); |
| |
| late MediaQueryData subScreenMediaQuery; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery( |
| data: MediaQuery.of(context).removeDisplayFeatures(subScreen), |
| child: Builder( |
| builder: (BuildContext context) { |
| subScreenMediaQuery = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(subScreenMediaQuery.size, size); |
| expect(subScreenMediaQuery.devicePixelRatio, devicePixelRatio); |
| expect(subScreenMediaQuery.textScaleFactor, textScaleFactor); |
| expect(subScreenMediaQuery.padding, EdgeInsets.zero); |
| expect(subScreenMediaQuery.viewPadding, EdgeInsets.zero); |
| expect(subScreenMediaQuery.viewInsets, EdgeInsets.zero); |
| expect(subScreenMediaQuery.alwaysUse24HourFormat, true); |
| expect(subScreenMediaQuery.accessibleNavigation, true); |
| expect(subScreenMediaQuery.invertColors, true); |
| expect(subScreenMediaQuery.disableAnimations, true); |
| expect(subScreenMediaQuery.boldText, true); |
| expect(subScreenMediaQuery.highContrast, true); |
| expect(subScreenMediaQuery.displayFeatures, isEmpty); |
| }); |
| |
| testWidgets('MediaQuery.removePadding only removes specified display features and padding', (WidgetTester tester) async { |
| const Size size = Size(82.0, 40.0); |
| const double devicePixelRatio = 2.0; |
| const double textScaleFactor = 1.2; |
| const EdgeInsets padding = EdgeInsets.only(top: 1.0, right: 2.0, left: 3.0, bottom: 4.0); |
| const EdgeInsets viewPadding = EdgeInsets.only(top: 6.0, right: 8.0, left: 46.0, bottom: 12.0); |
| const EdgeInsets viewInsets = EdgeInsets.only(top: 5.0, right: 6.0, left: 7.0, bottom: 8.0); |
| const DisplayFeature cutoutDisplayFeature = DisplayFeature( |
| bounds: Rect.fromLTRB(70, 10, 74, 14), |
| type: DisplayFeatureType.cutout, |
| state: DisplayFeatureState.unknown, |
| ); |
| const List<DisplayFeature> displayFeatures = <DisplayFeature>[ |
| DisplayFeature( |
| bounds: Rect.fromLTRB(40, 0, 42, 40), |
| type: DisplayFeatureType.hinge, |
| state: DisplayFeatureState.postureFlat, |
| ), |
| cutoutDisplayFeature, |
| ]; |
| |
| // A section of the screen that does contain display features and padding |
| const Rect subScreen = Rect.fromLTRB(42, 0, 82, 40); |
| |
| late MediaQueryData subScreenMediaQuery; |
| await tester.pumpWidget( |
| MediaQuery( |
| data: const MediaQueryData( |
| size: size, |
| devicePixelRatio: devicePixelRatio, |
| textScaleFactor: textScaleFactor, |
| padding: padding, |
| viewPadding: viewPadding, |
| viewInsets: viewInsets, |
| alwaysUse24HourFormat: true, |
| accessibleNavigation: true, |
| invertColors: true, |
| disableAnimations: true, |
| boldText: true, |
| highContrast: true, |
| displayFeatures: displayFeatures, |
| ), |
| child: Builder( |
| builder: (BuildContext context) { |
| return MediaQuery( |
| data: MediaQuery.of(context).removeDisplayFeatures(subScreen), |
| child: Builder( |
| builder: (BuildContext context) { |
| subScreenMediaQuery = MediaQuery.of(context); |
| return Container(); |
| }, |
| ), |
| ); |
| }, |
| ), |
| ), |
| ); |
| |
| expect(subScreenMediaQuery.size, size); |
| expect(subScreenMediaQuery.devicePixelRatio, devicePixelRatio); |
| expect(subScreenMediaQuery.textScaleFactor, textScaleFactor); |
| expect( |
| subScreenMediaQuery.padding, |
| const EdgeInsets.only(top: 1.0, right: 2.0, bottom: 4.0), |
| ); |
| expect( |
| subScreenMediaQuery.viewPadding, |
| const EdgeInsets.only(top: 6.0, left: 4.0, right: 8.0, bottom: 12.0), |
| ); |
| expect( |
| subScreenMediaQuery.viewInsets, |
| const EdgeInsets.only(top: 5.0, right: 6.0, bottom: 8.0), |
| ); |
| expect(subScreenMediaQuery.alwaysUse24HourFormat, true); |
| expect(subScreenMediaQuery.accessibleNavigation, true); |
| expect(subScreenMediaQuery.invertColors, true); |
| expect(subScreenMediaQuery.disableAnimations, true); |
| expect(subScreenMediaQuery.boldText, true); |
| expect(subScreenMediaQuery.highContrast, true); |
| expect(subScreenMediaQuery.displayFeatures, <DisplayFeature>[cutoutDisplayFeature]); |
| }); |
| |
| testWidgets('MediaQueryData.gestureSettings is set from window.viewConfiguration', (WidgetTester tester) async { |
| tester.binding.window.viewConfigurationTestValue = const ViewConfiguration( |
| gestureSettings: GestureSettings(physicalDoubleTapSlop: 100, physicalTouchSlop: 100), |
| ); |
| |
| expect(MediaQueryData.fromWindow(tester.binding.window).gestureSettings.touchSlop, closeTo(33.33, 0.1)); // Repeating, of course |
| tester.binding.window.viewConfigurationTestValue = null; |
| }); |
| } |
