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Reland (3): Removes single window assumptions from flutter_test (#122422)

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Reland (3): Removes single window assumptions from `flutter_test`
This commit is contained in:
pdblasi-google 2023-03-13 14:50:24 -07:00 committed by GitHub
parent 37fc9ed260
commit 7dd53fefe9
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GPG Key ID: 4AEE18F83AFDEB23
16 changed files with 2404 additions and 1283 deletions
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6
packages/flutter/lib/src/widgets/binding.dart
View File

@ -901,15 +901,13 @@ mixin WidgetsBinding on BindingBase, ServicesBinding, SchedulerBinding, GestureB
/// Used by [runApp] to wrap the provided `rootWidget` in the default [View].
///
/// The [View] determines into what [FlutterView] the app is rendered into.
/// For backwards-compatibility reasons, this method currently chooses
/// [window] (which is a [FlutterView]) as the rendering target. This will
/// change in a future version of Flutter.
/// This is currently [PlatformDispatcher.implicitView] from [platformDispatcher].
///
/// The `rootWidget` widget provided to this method must not already be
/// wrapped in a [View].
Widget wrapWithDefaultView(Widget rootWidget) {
return View(
view: window,
view: platformDispatcher.implicitView!,
child: rootWidget,
);
}

4
packages/flutter/test/material/debug_test.dart
View File

@ -235,7 +235,7 @@ void main() {
' MediaQuery\n'
' _MediaQueryFromView\n'
' _ViewScope\n'
' View-[GlobalObjectKey TestWindow#00000]\n'
' View-[GlobalObjectKey TestFlutterView#00000]\n'
' [root]\n'
' Typically, the Scaffold widget is introduced by the MaterialApp\n'
' or WidgetsApp widget at the top of your application widget tree.\n'
@ -376,7 +376,7 @@ void main() {
' MediaQuery\n'
' _MediaQueryFromView\n'
' _ViewScope\n'
' View-[GlobalObjectKey TestWindow#00000]\n'
' View-[GlobalObjectKey TestFlutterView#00000]\n'
' [root]\n'
' Typically, the ScaffoldMessenger widget is introduced by the\n'
' MaterialApp at the top of your application widget tree.\n'

2
packages/flutter/test/material/scaffold_test.dart
View File

@ -2454,7 +2454,7 @@ void main() {
' MediaQuery\n'
' _MediaQueryFromView\n'
' _ViewScope\n'
' View-[GlobalObjectKey TestWindow#e6136]\n'
' View-[GlobalObjectKey TestFlutterView#e6136]\n'
' [root]\n'
' Typically, the ScaffoldMessenger widget is introduced by the\n'
' MaterialApp at the top of your application widget tree.\n',

953
packages/flutter/test/widgets/container_test.dart
View File

@ -13,7 +13,7 @@ import 'package:flutter_test/flutter_test.dart';
import '../rendering/mock_canvas.dart';
void main() {
testWidgets('Container control test', (WidgetTester tester) async {
group('Container control tests:', () {
final Container container = Container(
alignment: Alignment.bottomRight,
padding: const EdgeInsets.all(7.0),
@ -39,457 +39,522 @@ void main() {
),
);
expect(container, hasOneLineDescription);
testWidgets('paints as expected', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
final RenderBox box = tester.renderObject(find.byType(Container));
expect(box, isNotNull);
final RenderBox box = tester.renderObject(find.byType(Container));
expect(box, isNotNull);
expect(box, paints
..rect(rect: const Rect.fromLTWH(5.0, 5.0, 53.0, 78.0), color: const Color(0xFF00FF00))
..rect(rect: const Rect.fromLTWH(26.0, 43.0, 25.0, 33.0), color: const Color(0xFFFFFF00))
..rect(rect: const Rect.fromLTWH(5.0, 5.0, 53.0, 78.0), color: const Color(0x7F0000FF)),
);
});
expect(box, paints
..rect(rect: const Rect.fromLTWH(5.0, 5.0, 53.0, 78.0), color: const Color(0xFF00FF00))
..rect(rect: const Rect.fromLTWH(26.0, 43.0, 25.0, 33.0), color: const Color(0xFFFFFF00))
..rect(rect: const Rect.fromLTWH(5.0, 5.0, 53.0, 78.0), color: const Color(0x7F0000FF)),
);
group('diagnostics', () {
testWidgets('has reasonable default diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
expect(box, hasAGoodToStringDeep);
expect(
box.toStringDeep(minLevel: DiagnosticLevel.info),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
final RenderBox box = tester.renderObject(find.byType(Container));
expect(
box.toStringDeep(),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
expect(container, hasOneLineDescription);
expect(box, hasAGoodToStringDeep);
});
expect(
box.toStringDeep(minLevel: DiagnosticLevel.fine),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ image: null\n'
' │ border: null\n'
' │ borderRadius: null\n'
' │ boxShadow: null\n'
' │ gradient: null\n'
' │ shape: rectangle\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ textDirection: null\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' layer: null\n'
' semantics node: null\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' image: null\n'
' border: null\n'
' borderRadius: null\n'
' boxShadow: null\n'
' gradient: null\n'
' shape: rectangle\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
testWidgets('has expected info diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
expect(
box.toStringDeep(minLevel: DiagnosticLevel.hidden),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ needsCompositing: false\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ needsCompositing: false\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ image: null\n'
' │ border: null\n'
' │ borderRadius: null\n'
' │ boxShadow: null\n'
' │ gradient: null\n'
' │ shape: rectangle\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ needsCompositing: false\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ textDirection: null\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ needsCompositing: false\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' needsCompositing: false\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' layer: null\n'
' semantics node: null\n'
' isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' isSemanticBoundary: false\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' image: null\n'
' border: null\n'
' borderRadius: null\n'
' boxShadow: null\n'
' gradient: null\n'
' shape: rectangle\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
final RenderBox box = tester.renderObject(find.byType(Container));
final RenderBox decoratedBox = tester.renderObject(find.byType(DecoratedBox).last);
final PaintingContext context = _MockPaintingContext();
late FlutterError error;
try {
decoratedBox.paint(context, Offset.zero);
} on FlutterError catch (e) {
error = e;
}
expect(error, isNotNull);
expect(
error.toStringDeep(),
'FlutterError\n'
' BoxDecoration painter had mismatching save and restore calls.\n'
' Before painting the decoration, the canvas save count was 0.\n'
' After painting it, the canvas save count was 2. Every call to\n'
' save() or saveLayer() must be matched by a call to restore().\n'
' The decoration was:\n'
' BoxDecoration(color: Color(0xffffff00))\n'
' The painter was:\n'
' BoxPainter for BoxDecoration(color: Color(0xffffff00))\n',
);
expect(
box.toStringDeep(minLevel: DiagnosticLevel.info),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
});
testWidgets('has expected debug diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
final RenderBox box = tester.renderObject(find.byType(Container));
expect(
// Using the redundant value to ensure the test is explicitly for
// debug diagnostics, regardless of any changes to the default value.
// ignore: avoid_redundant_argument_values
box.toStringDeep(minLevel: DiagnosticLevel.debug),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
});
testWidgets('has expected fine diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
final RenderBox box = tester.renderObject(find.byType(Container));
expect(
box.toStringDeep(minLevel: DiagnosticLevel.fine),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ image: null\n'
' │ border: null\n'
' │ borderRadius: null\n'
' │ boxShadow: null\n'
' │ gradient: null\n'
' │ shape: rectangle\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ textDirection: null\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' layer: null\n'
' semantics node: null\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' image: null\n'
' border: null\n'
' borderRadius: null\n'
' boxShadow: null\n'
' gradient: null\n'
' shape: rectangle\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
});
testWidgets('has expected hidden diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
final RenderBox box = tester.renderObject(find.byType(Container));
expect(
box.toStringDeep(minLevel: DiagnosticLevel.hidden),
equalsIgnoringHashCodes(
'RenderPadding#00000 relayoutBoundary=up1\n'
' │ needsCompositing: false\n'
' │ creator: Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(63.0, 88.0)\n'
' │ padding: EdgeInsets.all(5.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ needsCompositing: false\n'
' │ creator: ConstrainedBox ← Padding ← Container ← Align ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(5.0, 5.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=790.0, 0.0<=h<=590.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ additionalConstraints: BoxConstraints(w=53.0, h=78.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: DecoratedBox ← ConstrainedBox ← Padding ← Container ←\n'
' │ Align ← MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ decoration: BoxDecoration:\n'
' │ color: Color(0x7f0000ff)\n'
' │ image: null\n'
' │ border: null\n'
' │ borderRadius: null\n'
' │ boxShadow: null\n'
' │ gradient: null\n'
' │ shape: rectangle\n'
' │ configuration: ImageConfiguration(bundle:\n'
' │ PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' │ android)\n'
' │\n'
' └─child: _RenderColoredBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: ColoredBox ← DecoratedBox ← ConstrainedBox ← Padding ←\n'
' │ Container ← Align ← MediaQuery ← _MediaQueryFromView ←\n'
' │ _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ behavior: opaque\n'
' │\n'
' └─child: RenderPadding#00000\n'
' │ needsCompositing: false\n'
' │ creator: Padding ← ColoredBox ← DecoratedBox ← ConstrainedBox ←\n'
' │ Padding ← Container ← Align ← MediaQuery ← _MediaQueryFromView\n'
' │ ← _ViewScope ← View-[GlobalObjectKey TestFlutterView#00000] ←\n'
' │ [root]\n'
' │ parentData: <none> (can use size)\n'
' │ constraints: BoxConstraints(w=53.0, h=78.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(53.0, 78.0)\n'
' │ padding: EdgeInsets.all(7.0)\n'
' │ textDirection: null\n'
' │\n'
' └─child: RenderPositionedBox#00000\n'
' │ needsCompositing: false\n'
' │ creator: Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestFlutterView#00000] ← ⋯\n'
' │ parentData: offset=Offset(7.0, 7.0) (can use size)\n'
' │ constraints: BoxConstraints(w=39.0, h=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(39.0, 64.0)\n'
' │ alignment: Alignment.bottomRight\n'
' │ textDirection: null\n'
' │ widthFactor: expand\n'
' │ heightFactor: expand\n'
' │\n'
' └─child: RenderConstrainedBox#00000 relayoutBoundary=up1\n'
' │ needsCompositing: false\n'
' │ creator: SizedBox ← Align ← Padding ← ColoredBox ← DecoratedBox ←\n'
' │ ConstrainedBox ← Padding ← Container ← Align ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← ⋯\n'
' │ parentData: offset=Offset(14.0, 31.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=39.0, 0.0<=h<=64.0)\n'
' │ layer: null\n'
' │ semantics node: null\n'
' │ isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' │ isSemanticBoundary: false\n'
' │ size: Size(25.0, 33.0)\n'
' │ additionalConstraints: BoxConstraints(w=25.0, h=33.0)\n'
' │\n'
' └─child: RenderDecoratedBox#00000\n'
' needsCompositing: false\n'
' creator: DecoratedBox ← SizedBox ← Align ← Padding ← ColoredBox ←\n'
' DecoratedBox ← ConstrainedBox ← Padding ← Container ← Align ←\n'
' MediaQuery ← _MediaQueryFromView ← ⋯\n'
' parentData: <none> (can use size)\n'
' constraints: BoxConstraints(w=25.0, h=33.0)\n'
' layer: null\n'
' semantics node: null\n'
' isBlockingSemanticsOfPreviouslyPaintedNodes: false\n'
' isSemanticBoundary: false\n'
' size: Size(25.0, 33.0)\n'
' decoration: BoxDecoration:\n'
' color: Color(0xffffff00)\n'
' image: null\n'
' border: null\n'
' borderRadius: null\n'
' boxShadow: null\n'
' gradient: null\n'
' shape: rectangle\n'
' configuration: ImageConfiguration(bundle:\n'
' PlatformAssetBundle#00000(), devicePixelRatio: 3.0, platform:\n'
' android)\n',
),
);
});
testWidgets('painting error has expected diagnostics', (WidgetTester tester) async {
await tester.pumpWidget(Align(
alignment: Alignment.topLeft,
child: container,
));
final RenderBox decoratedBox = tester.renderObject(find.byType(DecoratedBox).last);
final PaintingContext context = _MockPaintingContext();
late FlutterError error;
try {
decoratedBox.paint(context, Offset.zero);
} on FlutterError catch (e) {
error = e;
}
expect(error, isNotNull);
expect(
error.toStringDeep(),
'FlutterError\n'
' BoxDecoration painter had mismatching save and restore calls.\n'
' Before painting the decoration, the canvas save count was 0.\n'
' After painting it, the canvas save count was 2. Every call to\n'
' save() or saveLayer() must be matched by a call to restore().\n'
' The decoration was:\n'
' BoxDecoration(color: Color(0xffffff00))\n'
' The painter was:\n'
' BoxPainter for BoxDecoration(color: Color(0xffffff00))\n',
);
});
});
});
testWidgets('Can be placed in an infinite box', (WidgetTester tester) async {

2
packages/flutter/test/widgets/custom_multi_child_layout_test.dart
View File

@ -374,7 +374,7 @@ void main() {
' creator: ConstrainedBox ← Container ← LayoutWithMissingId ←\n'
' CustomMultiChildLayout ← Center ← MediaQuery ←\n'
' _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' TestWindow#00000] ← [root]\n'
' TestFlutterView#00000] ← [root]\n'
' parentData: offset=Offset(0.0, 0.0); id=null\n'
' constraints: MISSING\n'
' size: MISSING\n'

2
packages/flutter/test/widgets/focus_manager_test.dart
View File

@ -1230,7 +1230,7 @@ void main() {
' │ primaryFocus: FocusNode#00000(Child 4 [PRIMARY FOCUS])\n'
' │ primaryFocusCreator: Container-[GlobalKey#00000] ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← [root]\n'
' │ TestFlutterView#00000] ← [root]\n'
' │\n'
' └─rootScope: FocusScopeNode#00000(Root Focus Scope [IN FOCUS PATH])\n'
' │ IN FOCUS PATH\n'

259
packages/flutter/test/widgets/media_query_test.dart
View File

@ -2,7 +2,7 @@
// 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, PlatformDispatcher, ViewPadding;
import 'dart:ui' show Brightness, DisplayFeature, DisplayFeatureState, DisplayFeatureType, GestureSettings;
import 'package:flutter/gestures.dart';
import 'package:flutter/material.dart';
@ -146,10 +146,10 @@ void main() {
});
testWidgets('MediaQueryData.fromView is sane', (WidgetTester tester) async {
final MediaQueryData data = MediaQueryData.fromView(tester.binding.window);
final MediaQueryData data = MediaQueryData.fromView(tester.view);
expect(data, hasOneLineDescription);
expect(data.hashCode, equals(data.copyWith().hashCode));
expect(data.size, equals(tester.binding.window.physicalSize / tester.binding.window.devicePixelRatio));
expect(data.size, equals(tester.view.physicalSize / tester.view.devicePixelRatio));
expect(data.accessibleNavigation, false);
expect(data.invertColors, false);
expect(data.disableAnimations, false);
@ -173,26 +173,17 @@ void main() {
navigationMode: NavigationMode.directional,
);
final TestView view = TestView(
physicalSize: const Size(300, 600),
devicePixelRatio: 3.0,
padding: const TestViewPadding(15),
viewPadding: const TestViewPadding(75),
viewInsets: const TestViewPadding(45),
systemGestureInsets: const TestViewPadding(9),
);
final MediaQueryData data = MediaQueryData.fromView(view, platformData: platformData);
final MediaQueryData data = MediaQueryData.fromView(tester.view, platformData: platformData);
expect(data, hasOneLineDescription);
expect(data.hashCode, data.copyWith().hashCode);
expect(data.size, view.physicalSize / view.devicePixelRatio);
expect(data.devicePixelRatio, view.devicePixelRatio);
expect(data.size, tester.view.physicalSize / tester.view.devicePixelRatio);
expect(data.devicePixelRatio, tester.view.devicePixelRatio);
expect(data.textScaleFactor, platformData.textScaleFactor);
expect(data.platformBrightness, platformData.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(view.padding, view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(view.viewPadding, view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(view.viewInsets, view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(view.systemGestureInsets, view.devicePixelRatio));
expect(data.padding, EdgeInsets.fromViewPadding(tester.view.padding, tester.view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(tester.view.viewPadding, tester.view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(tester.view.viewInsets, tester.view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(tester.view.systemGestureInsets, tester.view.devicePixelRatio));
expect(data.accessibleNavigation, platformData.accessibleNavigation);
expect(data.invertColors, platformData.invertColors);
expect(data.disableAnimations, platformData.disableAnimations);
@ -200,48 +191,37 @@ void main() {
expect(data.highContrast, platformData.highContrast);
expect(data.alwaysUse24HourFormat, platformData.alwaysUse24HourFormat);
expect(data.navigationMode, platformData.navigationMode);
expect(data.gestureSettings, DeviceGestureSettings.fromView(view));
expect(data.displayFeatures, view.displayFeatures);
expect(data.gestureSettings, DeviceGestureSettings.fromView(tester.view));
expect(data.displayFeatures, tester.view.displayFeatures);
});
testWidgets('MediaQueryData.fromView uses data from platformDispatcher if no platformData is provided', (WidgetTester tester) async {
final TestPlatformDispatcher platformDispatcher = TestPlatformDispatcher(platformDispatcher: tester.binding.platformDispatcher);
platformDispatcher
tester.platformDispatcher
..textScaleFactorTestValue = 123
..platformBrightnessTestValue = Brightness.dark
..accessibilityFeaturesTestValue = FakeAccessibilityFeatures.allOn;
addTearDown(() => platformDispatcher.clearAllTestValues());
addTearDown(() => tester.platformDispatcher.clearAllTestValues());
final TestView view = TestView(
platformDispatcher: platformDispatcher,
physicalSize: const Size(300, 600),
devicePixelRatio: 3.0,
padding: const TestViewPadding(15),
viewPadding: const TestViewPadding(75),
viewInsets: const TestViewPadding(45),
systemGestureInsets: const TestViewPadding(9),
);
final MediaQueryData data = MediaQueryData.fromView(view);
final MediaQueryData data = MediaQueryData.fromView(tester.view);
expect(data, hasOneLineDescription);
expect(data.hashCode, data.copyWith().hashCode);
expect(data.size, view.physicalSize / view.devicePixelRatio);
expect(data.devicePixelRatio, view.devicePixelRatio);
expect(data.textScaleFactor, platformDispatcher.textScaleFactor);
expect(data.platformBrightness, platformDispatcher.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(view.padding, view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(view.viewPadding, view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(view.viewInsets, view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(view.systemGestureInsets, view.devicePixelRatio));
expect(data.accessibleNavigation, platformDispatcher.accessibilityFeatures.accessibleNavigation);
expect(data.invertColors, platformDispatcher.accessibilityFeatures.invertColors);
expect(data.disableAnimations, platformDispatcher.accessibilityFeatures.disableAnimations);
expect(data.boldText, platformDispatcher.accessibilityFeatures.boldText);
expect(data.highContrast, platformDispatcher.accessibilityFeatures.highContrast);
expect(data.alwaysUse24HourFormat, platformDispatcher.alwaysUse24HourFormat);
expect(data.size, tester.view.physicalSize / tester.view.devicePixelRatio);
expect(data.devicePixelRatio, tester.view.devicePixelRatio);
expect(data.textScaleFactor, tester.platformDispatcher.textScaleFactor);
expect(data.platformBrightness, tester.platformDispatcher.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(tester.view.padding, tester.view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(tester.view.viewPadding, tester.view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(tester.view.viewInsets, tester.view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(tester.view.systemGestureInsets, tester.view.devicePixelRatio));
expect(data.accessibleNavigation, tester.platformDispatcher.accessibilityFeatures.accessibleNavigation);
expect(data.invertColors, tester.platformDispatcher.accessibilityFeatures.invertColors);
expect(data.disableAnimations, tester.platformDispatcher.accessibilityFeatures.disableAnimations);
expect(data.boldText, tester.platformDispatcher.accessibilityFeatures.boldText);
expect(data.highContrast, tester.platformDispatcher.accessibilityFeatures.highContrast);
expect(data.alwaysUse24HourFormat, tester.platformDispatcher.alwaysUse24HourFormat);
expect(data.navigationMode, NavigationMode.traditional);
expect(data.gestureSettings, DeviceGestureSettings.fromView(view));
expect(data.displayFeatures, view.displayFeatures);
expect(data.gestureSettings, DeviceGestureSettings.fromView(tester.view));
expect(data.displayFeatures, tester.view.displayFeatures);
});
testWidgets('MediaQuery.fromView injects a new MediaQuery with data from view, preserving platform-specific data', (WidgetTester tester) async {
@ -257,20 +237,11 @@ void main() {
navigationMode: NavigationMode.directional,
);
final TestView view = TestView(
physicalSize: const Size(300, 600),
devicePixelRatio: 3.0,
padding: const TestViewPadding(15),
viewPadding: const TestViewPadding(75),
viewInsets: const TestViewPadding(45),
systemGestureInsets: const TestViewPadding(9),
);
late MediaQueryData data;
await tester.pumpWidget(MediaQuery(
data: platformData,
child: MediaQuery.fromView(
view: view,
view: tester.view,
child: Builder(
builder: (BuildContext context) {
data = MediaQuery.of(context);
@ -281,14 +252,14 @@ void main() {
));
expect(data, isNot(platformData));
expect(data.size, view.physicalSize / view.devicePixelRatio);
expect(data.devicePixelRatio, view.devicePixelRatio);
expect(data.size, tester.view.physicalSize / tester.view.devicePixelRatio);
expect(data.devicePixelRatio, tester.view.devicePixelRatio);
expect(data.textScaleFactor, platformData.textScaleFactor);
expect(data.platformBrightness, platformData.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(view.padding, view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(view.viewPadding, view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(view.viewInsets, view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(view.systemGestureInsets, view.devicePixelRatio));
expect(data.padding, EdgeInsets.fromViewPadding(tester.view.padding, tester.view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(tester.view.viewPadding, tester.view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(tester.view.viewInsets, tester.view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(tester.view.systemGestureInsets, tester.view.devicePixelRatio));
expect(data.accessibleNavigation, platformData.accessibleNavigation);
expect(data.invertColors, platformData.invertColors);
expect(data.disableAnimations, platformData.disableAnimations);
@ -296,27 +267,16 @@ void main() {
expect(data.highContrast, platformData.highContrast);
expect(data.alwaysUse24HourFormat, platformData.alwaysUse24HourFormat);
expect(data.navigationMode, platformData.navigationMode);
expect(data.gestureSettings, DeviceGestureSettings.fromView(view));
expect(data.displayFeatures, view.displayFeatures);
expect(data.gestureSettings, DeviceGestureSettings.fromView(tester.view));
expect(data.displayFeatures, tester.view.displayFeatures);
});
testWidgets('MediaQuery.fromView injects a new MediaQuery with data from view when no surrounding MediaQuery exists', (WidgetTester tester) async {
final TestPlatformDispatcher platformDispatcher = TestPlatformDispatcher(platformDispatcher: tester.binding.platformDispatcher);
platformDispatcher
tester.platformDispatcher
..textScaleFactorTestValue = 123
..platformBrightnessTestValue = Brightness.dark
..accessibilityFeaturesTestValue = FakeAccessibilityFeatures.allOn;
addTearDown(() => platformDispatcher.clearAllTestValues());
final TestView view = TestView(
platformDispatcher: platformDispatcher,
physicalSize: const Size(300, 600),
devicePixelRatio: 3.0,
padding: const TestViewPadding(15),
viewPadding: const TestViewPadding(75),
viewInsets: const TestViewPadding(45),
systemGestureInsets: const TestViewPadding(9),
);
addTearDown(() => tester.platformDispatcher.clearAllTestValues());
late MediaQueryData data;
MediaQueryData? outerData;
@ -326,7 +286,7 @@ void main() {
builder: (BuildContext context) {
outerData = MediaQuery.maybeOf(context);
return MediaQuery.fromView(
view: view,
view: tester.view,
child: Builder(
builder: (BuildContext context) {
data = MediaQuery.of(context);
@ -339,33 +299,34 @@ void main() {
);
expect(outerData, isNull);
expect(data.size, view.physicalSize / view.devicePixelRatio);
expect(data.devicePixelRatio, view.devicePixelRatio);
expect(data.textScaleFactor, platformDispatcher.textScaleFactor);
expect(data.platformBrightness, platformDispatcher.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(view.padding, view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(view.viewPadding, view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(view.viewInsets, view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(view.systemGestureInsets, view.devicePixelRatio));
expect(data.accessibleNavigation, platformDispatcher.accessibilityFeatures.accessibleNavigation);
expect(data.invertColors, platformDispatcher.accessibilityFeatures.invertColors);
expect(data.disableAnimations, platformDispatcher.accessibilityFeatures.disableAnimations);
expect(data.boldText, platformDispatcher.accessibilityFeatures.boldText);
expect(data.highContrast, platformDispatcher.accessibilityFeatures.highContrast);
expect(data.alwaysUse24HourFormat, platformDispatcher.alwaysUse24HourFormat);
expect(data.size, tester.view.physicalSize / tester.view.devicePixelRatio);
expect(data.devicePixelRatio, tester.view.devicePixelRatio);
expect(data.textScaleFactor, tester.platformDispatcher.textScaleFactor);
expect(data.platformBrightness, tester.platformDispatcher.platformBrightness);
expect(data.padding, EdgeInsets.fromViewPadding(tester.view.padding, tester.view.devicePixelRatio));
expect(data.viewPadding, EdgeInsets.fromViewPadding(tester.view.viewPadding, tester.view.devicePixelRatio));
expect(data.viewInsets, EdgeInsets.fromViewPadding(tester.view.viewInsets, tester.view.devicePixelRatio));
expect(data.systemGestureInsets, EdgeInsets.fromViewPadding(tester.view.systemGestureInsets, tester.view.devicePixelRatio));
expect(data.accessibleNavigation, tester.platformDispatcher.accessibilityFeatures.accessibleNavigation);
expect(data.invertColors, tester.platformDispatcher.accessibilityFeatures.invertColors);
expect(data.disableAnimations, tester.platformDispatcher.accessibilityFeatures.disableAnimations);
expect(data.boldText, tester.platformDispatcher.accessibilityFeatures.boldText);
expect(data.highContrast, tester.platformDispatcher.accessibilityFeatures.highContrast);
expect(data.alwaysUse24HourFormat, tester.platformDispatcher.alwaysUse24HourFormat);
expect(data.navigationMode, NavigationMode.traditional);
expect(data.gestureSettings, DeviceGestureSettings.fromView(view));
expect(data.displayFeatures, view.displayFeatures);
expect(data.gestureSettings, DeviceGestureSettings.fromView(tester.view));
expect(data.displayFeatures, tester.view.displayFeatures);
});
testWidgets('MediaQuery.fromView updates on notifications (no parent data)', (WidgetTester tester) async {
tester.binding.platformDispatcher
addTearDown(() => tester.platformDispatcher.clearAllTestValues());
addTearDown(() => tester.view.reset());
tester.platformDispatcher
..textScaleFactorTestValue = 123
..platformBrightnessTestValue = Brightness.dark
..accessibilityFeaturesTestValue = FakeAccessibilityFeatures.allOn;
addTearDown(() => tester.binding.platformDispatcher.clearAllTestValues());
tester.binding.window.devicePixelRatioTestValue = 44;
addTearDown(() => tester.binding.window.clearAllTestValues());
tester.view.devicePixelRatio = 44;
late MediaQueryData data;
MediaQueryData? outerData;
@ -376,7 +337,7 @@ void main() {
builder: (BuildContext context) {
outerData = MediaQuery.maybeOf(context);
return MediaQuery.fromView(
view: tester.binding.window,
view: tester.view,
child: Builder(
builder: (BuildContext context) {
rebuildCount++;
@ -393,38 +354,39 @@ void main() {
expect(rebuildCount, 1);
expect(data.textScaleFactor, 123);
tester.binding.platformDispatcher.textScaleFactorTestValue = 456;
tester.platformDispatcher.textScaleFactorTestValue = 456;
await tester.pump();
expect(data.textScaleFactor, 456);
expect(rebuildCount, 2);
expect(data.platformBrightness, Brightness.dark);
tester.binding.platformDispatcher.platformBrightnessTestValue = Brightness.light;
tester.platformDispatcher.platformBrightnessTestValue = Brightness.light;
await tester.pump();
expect(data.platformBrightness, Brightness.light);
expect(rebuildCount, 3);
expect(data.accessibleNavigation, true);
tester.binding.platformDispatcher.accessibilityFeaturesTestValue = const FakeAccessibilityFeatures();
tester.platformDispatcher.accessibilityFeaturesTestValue = const FakeAccessibilityFeatures();
await tester.pump();
expect(data.accessibleNavigation, false);
expect(rebuildCount, 4);
expect(data.devicePixelRatio, 44);
tester.binding.window.devicePixelRatioTestValue = 55;
tester.view.devicePixelRatio = 55;
await tester.pump();
expect(data.devicePixelRatio, 55);
expect(rebuildCount, 5);
});
testWidgets('MediaQuery.fromView updates on notifications (with parent data)', (WidgetTester tester) async {
tester.binding.platformDispatcher
addTearDown(() => tester.platformDispatcher.clearAllTestValues());
addTearDown(() => tester.view.reset());
tester.platformDispatcher
..textScaleFactorTestValue = 123
..platformBrightnessTestValue = Brightness.dark
..accessibilityFeaturesTestValue = FakeAccessibilityFeatures.allOn;
addTearDown(() => tester.binding.platformDispatcher.clearAllTestValues());
tester.binding.window.devicePixelRatioTestValue = 44;
addTearDown(() => tester.binding.window.clearAllTestValues());
tester.view.devicePixelRatio = 44;
late MediaQueryData data;
int rebuildCount = 0;
@ -436,7 +398,7 @@ void main() {
accessibleNavigation: true,
),
child: MediaQuery.fromView(
view: tester.binding.window,
view: tester.view,
child: Builder(
builder: (BuildContext context) {
rebuildCount++;
@ -451,25 +413,25 @@ void main() {
expect(rebuildCount, 1);
expect(data.textScaleFactor, 44);
tester.binding.platformDispatcher.textScaleFactorTestValue = 456;
tester.platformDispatcher.textScaleFactorTestValue = 456;
await tester.pump();
expect(data.textScaleFactor, 44);
expect(rebuildCount, 1);
expect(data.platformBrightness, Brightness.dark);
tester.binding.platformDispatcher.platformBrightnessTestValue = Brightness.light;
tester.platformDispatcher.platformBrightnessTestValue = Brightness.light;
await tester.pump();
expect(data.platformBrightness, Brightness.dark);
expect(rebuildCount, 1);
expect(data.accessibleNavigation, true);
tester.binding.platformDispatcher.accessibilityFeaturesTestValue = const FakeAccessibilityFeatures();
tester.platformDispatcher.accessibilityFeaturesTestValue = const FakeAccessibilityFeatures();
await tester.pump();
expect(data.accessibleNavigation, true);
expect(rebuildCount, 1);
expect(data.devicePixelRatio, 44);
tester.binding.window.devicePixelRatioTestValue = 55;
tester.view.devicePixelRatio = 55;
await tester.pump();
expect(data.devicePixelRatio, 55);
expect(rebuildCount, 2);
@ -487,7 +449,7 @@ void main() {
return MediaQuery(
data: MediaQueryData(textScaleFactor: textScaleFactor),
child: MediaQuery.fromView(
view: tester.binding.window,
view: tester.view,
child: Builder(
builder: (BuildContext context) {
rebuildCount++;
@ -513,7 +475,7 @@ void main() {
});
testWidgets('MediaQueryData.copyWith defaults to source', (WidgetTester tester) async {
final MediaQueryData data = MediaQueryData.fromView(tester.binding.window);
final MediaQueryData data = MediaQueryData.fromView(tester.view);
final MediaQueryData copied = data.copyWith();
expect(copied.size, data.size);
expect(copied.devicePixelRatio, data.devicePixelRatio);
@ -552,7 +514,7 @@ void main() {
),
];
final MediaQueryData data = MediaQueryData.fromView(tester.binding.window);
final MediaQueryData data = MediaQueryData.fromView(tester.view);
final MediaQueryData copied = data.copyWith(
size: customSize,
devicePixelRatio: customDevicePixelRatio,
@ -1325,11 +1287,11 @@ void main() {
expect(subScreenMediaQuery.displayFeatures, <DisplayFeature>[cutoutDisplayFeature]);
});
testWidgets('MediaQueryData.gestureSettings is set from window.viewConfiguration', (WidgetTester tester) async {
tester.binding.window.gestureSettingsTestValue = const GestureSettings(physicalDoubleTapSlop: 100, physicalTouchSlop: 100);
testWidgets('MediaQueryData.gestureSettings is set from view.gestureSettings', (WidgetTester tester) async {
tester.view.gestureSettings = const GestureSettings(physicalDoubleTapSlop: 100, physicalTouchSlop: 100);
addTearDown(() => tester.view.resetGestureSettings());
expect(MediaQueryData.fromView(tester.binding.window).gestureSettings.touchSlop, closeTo(33.33, 0.1)); // Repeating, of course
tester.binding.window.clearGestureSettingsTestValue();
expect(MediaQueryData.fromView(tester.view).gestureSettings.touchSlop, closeTo(33.33, 0.1)); // Repeating, of course
});
testWidgets('MediaQuery can be partially depended-on', (WidgetTester tester) async {
@ -1511,52 +1473,3 @@ Future<void> pumpWidgetWithoutViewWrapper({required WidgetTester tester, require
tester.binding.scheduleFrame();
return tester.binding.pump();
}
class TestView implements FlutterView {
TestView({
PlatformDispatcher? platformDispatcher,
required this.physicalSize,
required this.devicePixelRatio,
required this.padding,
required this.viewPadding,
required this.viewInsets,
required this.systemGestureInsets,
}) : _platformDispatcher = platformDispatcher;
@override
PlatformDispatcher get platformDispatcher => _platformDispatcher!;
final PlatformDispatcher? _platformDispatcher;
@override
final Size physicalSize;
@override
final double devicePixelRatio;
@override
final ViewPadding padding;
@override
final ViewPadding viewPadding;
@override
final ViewPadding viewInsets;
@override
final ViewPadding systemGestureInsets;
@override
final List<DisplayFeature> displayFeatures = <DisplayFeature>[];
@override
final GestureSettings gestureSettings = const GestureSettings();
@override
dynamic noSuchMethod(Invocation invocation) => super.noSuchMethod(invocation);
}
class TestViewPadding implements ViewPadding {
const TestViewPadding(this.value);
final double value;
@override
double get bottom => value;
@override
double get left => value;
@override
double get right => value;
@override
double get top => value;
}

6
packages/flutter/test/widgets/slotted_render_object_widget_test.dart
View File

@ -223,7 +223,7 @@ void main() {
'_RenderDiagonal#00000 relayoutBoundary=up1\n'
' │ creator: _Diagonal ← Align ← Directionality ← MediaQuery ←\n'
' │ _MediaQueryFromView ← _ViewScope ← View-[GlobalObjectKey\n'
' │ TestWindow#00000] ← [root]\n'
' │ TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(0.0<=w<=800.0, 0.0<=h<=600.0)\n'
' │ size: Size(190.0, 220.0)\n'
@ -231,7 +231,7 @@ void main() {
' ├─topLeft: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' │ creator: SizedBox ← _Diagonal ← Align ← Directionality ←\n'
' │ MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' │ View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' │ View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' │ parentData: offset=Offset(0.0, 0.0) (can use size)\n'
' │ constraints: BoxConstraints(unconstrained)\n'
' │ size: Size(80.0, 100.0)\n'
@ -240,7 +240,7 @@ void main() {
' └─bottomRight: RenderConstrainedBox#00000 relayoutBoundary=up2\n'
' creator: SizedBox ← _Diagonal ← Align ← Directionality ←\n'
' MediaQuery ← _MediaQueryFromView ← _ViewScope ←\n'
' View-[GlobalObjectKey TestWindow#00000] ← [root]\n'
' View-[GlobalObjectKey TestFlutterView#00000] ← [root]\n'
' parentData: offset=Offset(80.0, 100.0) (can use size)\n'
' constraints: BoxConstraints(unconstrained)\n'
' size: Size(110.0, 120.0)\n'

15
packages/flutter_test/lib/src/binding.dart
View File

@ -182,17 +182,18 @@ abstract class TestWidgetsFlutterBinding extends BindingBase
///
/// This constructor overrides the [debugPrint] global hook to point to
/// [debugPrintOverride], which can be overridden by subclasses.
TestWidgetsFlutterBinding() : _window = TestWindow(window: ui.window) {
TestWidgetsFlutterBinding() : platformDispatcher = TestPlatformDispatcher(
platformDispatcher: PlatformDispatcher.instance,
) {
debugPrint = debugPrintOverride;
debugDisableShadows = disableShadows;
}
@override
TestWindow get window => _window;
final TestWindow _window;
late final TestWindow window;
@override
TestPlatformDispatcher get platformDispatcher => _window.platformDispatcher;
final TestPlatformDispatcher platformDispatcher;
@override
TestRestorationManager get restorationManager {
@ -346,6 +347,12 @@ abstract class TestWidgetsFlutterBinding extends BindingBase
@override
void initInstances() {
// This is intialized here because it's needed for the `super.initInstances`
// call. It can't be handled as a ctor initializer because it's dependent
// on `platformDispatcher`. It can't be handled in the ctor itself because
// the base class ctor is called first and calls `initInstances`.
window = TestWindow.fromPlatformDispatcher(platformDispatcher: platformDispatcher);
super.initInstances();
_instance = this;
timeDilation = 1.0; // just in case the developer has artificially changed it for development

52
packages/flutter_test/lib/src/controller.dart
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@ -14,6 +14,7 @@ import 'event_simulation.dart';
import 'finders.dart';
import 'test_async_utils.dart';
import 'test_pointer.dart';
import 'window.dart';
/// The default drag touch slop used to break up a large drag into multiple
/// smaller moves.
@ -234,6 +235,37 @@ abstract class WidgetController {
/// A reference to the current instance of the binding.
final WidgetsBinding binding;
/// The [TestPlatformDispatcher] that is being used in this test.
///
/// This will be injected into the framework such that calls to
/// [WidgetsBinding.platformDispatcher] will use this. This allows
/// users to change platform specific properties for testing.
///
/// See also:
///
/// * [TestFlutterView] which allows changing view specific properties
/// for testing
/// * [view] and [viewOf] which are used to find
/// [TestFlutterView]s from the widget tree
TestPlatformDispatcher get platformDispatcher => binding.platformDispatcher as TestPlatformDispatcher;
/// The [TestFlutterView] provided by default when testing with
/// [WidgetTester.pumpWidget].
///
/// If the test requires multiple views, it will need to use [viewOf] instead
/// to ensure that the view related to the widget being evaluated is the one
/// that gets updated.
///
/// See also:
///
/// * [viewOf], which can find a [TestFlutterView] related to a given finder.
/// This is how to modify view properties for testing when dealing with
/// multiple views.
TestFlutterView get view {
assert(platformDispatcher.views.length == 1, 'When testing with multiple views, use `viewOf` instead.');
return platformDispatcher.views.single;
}
/// Provides access to a [SemanticsController] for testing anything related to
/// the [Semantics] tree.
///
@ -257,6 +289,26 @@ abstract class WidgetController {
// TODO(ianh): verify that the return values are of type T and throw
// a good message otherwise, in all the generic methods below
/// Finds the [TestFlutterView] that is the closest ancestor of the widget
/// found by [finder].
///
/// [TestFlutterView] can be used to modify view specific properties for testing.
///
/// See also:
///
/// * [view] which returns the [TestFlutterView] used when only a single
/// view is being used.
TestFlutterView viewOf(Finder finder) {
final View view = firstWidget<View>(
find.ancestor(
of: finder,
matching: find.byType(View),
)
);
return view.view as TestFlutterView;
}
/// Checks if `finder` exists in the tree.
bool any(Finder finder) {
TestAsyncUtils.guardSync();

1620
packages/flutter_test/lib/src/window.dart
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19
packages/flutter_test/test/controller_test.dart
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@ -711,6 +711,25 @@ void main() {
});
});
testWidgets('platformDispatcher exposes the platformDispatcher from binding', (WidgetTester tester) async {
expect(tester.platformDispatcher, tester.binding.platformDispatcher);
});
testWidgets('view exposes the implicitView from platformDispatcher', (WidgetTester tester) async {
expect(tester.view, tester.platformDispatcher.implicitView);
});
testWidgets('viewOf finds a view when the view is implicit', (WidgetTester tester) async {
await tester.pumpWidget(const MaterialApp(
home: Center(
child: Text('Test'),
)
));
expect(() => tester.viewOf(find.text('Test')), isNot(throwsA(anything)));
expect(tester.viewOf(find.text('Test')), isA<TestFlutterView>());
});
group('SemanticsController', () {
group('find', () {
testWidgets('throws when there are no semantics', (WidgetTester tester) async {

68
packages/flutter_test/test/platform_dispatcher_test.dart
View File

@ -7,15 +7,17 @@ import 'dart:ui' show AccessibilityFeatures, Brightness, Locale, PlatformDispatc
import 'package:flutter/widgets.dart' show WidgetsBinding, WidgetsBindingObserver;
import 'package:flutter_test/flutter_test.dart';
import 'utils/fake_and_mock_utils.dart';
void main() {
test('TestWindow can handle new methods without breaking', () {
test('TestPlatformDispatcher can handle new methods without breaking', () {
final dynamic testPlatformDispatcher = TestPlatformDispatcher(platformDispatcher: PlatformDispatcher.instance);
// ignore: avoid_dynamic_calls
expect(testPlatformDispatcher.someNewProperty, null);
});
testWidgets('TestWindow can fake locale', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<Locale>(
testWidgets('TestPlatformDispatcher can fake locale', (WidgetTester tester) async {
verifyPropertyFaked<Locale>(
tester: tester,
realValue: PlatformDispatcher.instance.locale,
fakeValue: const Locale('fake_language_code'),
@ -28,8 +30,8 @@ void main() {
);
});
testWidgets('TestWindow can fake locales', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<List<Locale>>(
testWidgets('TestPlatformDispatcher can fake locales', (WidgetTester tester) async {
verifyPropertyFaked<List<Locale>>(
tester: tester,
realValue: PlatformDispatcher.instance.locales,
fakeValue: <Locale>[const Locale('fake_language_code')],
@ -42,8 +44,8 @@ void main() {
);
});
testWidgets('TestWindow can fake text scale factor', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<double>(
testWidgets('TestPlatformDispatcher can fake text scale factor', (WidgetTester tester) async {
verifyPropertyFaked<double>(
tester: tester,
realValue: PlatformDispatcher.instance.textScaleFactor,
fakeValue: 2.5,
@ -56,8 +58,8 @@ void main() {
);
});
testWidgets('TestWindow can fake clock format', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<bool>(
testWidgets('TestPlatformDispatcher can fake clock format', (WidgetTester tester) async {
verifyPropertyFaked<bool>(
tester: tester,
realValue: PlatformDispatcher.instance.alwaysUse24HourFormat,
fakeValue: !PlatformDispatcher.instance.alwaysUse24HourFormat,
@ -70,8 +72,8 @@ void main() {
);
});
testWidgets('TestWindow can fake brieflyShowPassword', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<bool>(
testWidgets('TestPlatformDispatcher can fake brieflyShowPassword', (WidgetTester tester) async {
verifyPropertyFaked<bool>(
tester: tester,
realValue: PlatformDispatcher.instance.brieflyShowPassword,
fakeValue: !PlatformDispatcher.instance.brieflyShowPassword,
@ -82,8 +84,8 @@ void main() {
);
});
testWidgets('TestWindow can fake default route name', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<String>(
testWidgets('TestPlatformDispatcher can fake default route name', (WidgetTester tester) async {
verifyPropertyFaked<String>(
tester: tester,
realValue: PlatformDispatcher.instance.defaultRouteName,
fakeValue: 'fake_route',
@ -96,8 +98,8 @@ void main() {
);
});
testWidgets('TestWindow can fake accessibility features', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<AccessibilityFeatures>(
testWidgets('TestPlatformDispatcher can fake accessibility features', (WidgetTester tester) async {
verifyPropertyFaked<AccessibilityFeatures>(
tester: tester,
realValue: PlatformDispatcher.instance.accessibilityFeatures,
fakeValue: const FakeAccessibilityFeatures(),
@ -110,8 +112,8 @@ void main() {
);
});
testWidgets('TestWindow can fake platform brightness', (WidgetTester tester) async {
verifyThatTestPlatformDispatcherCanFakeProperty<Brightness>(
testWidgets('TestPlatformDispatcher can fake platform brightness', (WidgetTester tester) async {
verifyPropertyFaked<Brightness>(
tester: tester,
realValue: Brightness.light,
fakeValue: Brightness.dark,
@ -124,7 +126,7 @@ void main() {
);
});
testWidgets('TestWindow can clear out fake properties all at once', (WidgetTester tester) async {
testWidgets('TestPlatformDispatcher can clear out fake properties all at once', (WidgetTester tester) async {
final Locale originalLocale = PlatformDispatcher.instance.locale;
final double originalTextScaleFactor = PlatformDispatcher.instance.textScaleFactor;
final TestPlatformDispatcher testPlatformDispatcher = retrieveTestBinding(tester).platformDispatcher;
@ -141,7 +143,7 @@ void main() {
expect(WidgetsBinding.instance.platformDispatcher.textScaleFactor, originalTextScaleFactor);
});
testWidgets('TestWindow sends fake locales when WidgetsBindingObserver notifiers are called', (WidgetTester tester) async {
testWidgets('TestPlatformDispatcher sends fake locales when WidgetsBindingObserver notifiers are called', (WidgetTester tester) async {
final List<Locale> defaultLocales = WidgetsBinding.instance.platformDispatcher.locales;
final TestObserver observer = TestObserver();
retrieveTestBinding(tester).addObserver(observer);
@ -152,36 +154,8 @@ void main() {
});
}
void verifyThatTestPlatformDispatcherCanFakeProperty<PlatformDispatcherPropertyType>({
required WidgetTester tester,
required PlatformDispatcherPropertyType? realValue,
required PlatformDispatcherPropertyType fakeValue,
required PlatformDispatcherPropertyType? Function() propertyRetriever,
required Function(TestWidgetsFlutterBinding, PlatformDispatcherPropertyType fakeValue) propertyFaker,
}) {
PlatformDispatcherPropertyType? propertyBeforeFaking;
PlatformDispatcherPropertyType? propertyAfterFaking;
propertyBeforeFaking = propertyRetriever();
propertyFaker(retrieveTestBinding(tester), fakeValue);
propertyAfterFaking = propertyRetriever();
expect(propertyBeforeFaking, realValue);
expect(propertyAfterFaking, fakeValue);
}
TestWidgetsFlutterBinding retrieveTestBinding(WidgetTester tester) {
final WidgetsBinding binding = tester.binding;
assert(binding is TestWidgetsFlutterBinding);
final TestWidgetsFlutterBinding testBinding = binding as TestWidgetsFlutterBinding;
return testBinding;
}
class TestObserver with WidgetsBindingObserver {
List<Locale>? locales;
Locale? locale;
@override
void didChangeLocales(List<Locale>? locales) {

114
packages/flutter_test/test/utils/fake_and_mock_utils.dart Normal file
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@ -0,0 +1,114 @@
// 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';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
TestWidgetsFlutterBinding retrieveTestBinding(WidgetTester tester) {
final WidgetsBinding binding = tester.binding;
assert(binding is TestWidgetsFlutterBinding);
final TestWidgetsFlutterBinding testBinding = binding as TestWidgetsFlutterBinding;
return testBinding;
}
void verifyPropertyFaked<TProperty>({
required WidgetTester tester,
required TProperty realValue,
required TProperty fakeValue,
required TProperty Function() propertyRetriever,
required Function(TestWidgetsFlutterBinding, TProperty fakeValue) propertyFaker,
Matcher Function(TProperty) matcher = equals,
}) {
TProperty propertyBeforeFaking;
TProperty propertyAfterFaking;
propertyBeforeFaking = propertyRetriever();
propertyFaker(retrieveTestBinding(tester), fakeValue);
propertyAfterFaking = propertyRetriever();
expect(
realValue == fakeValue,
isFalse,
reason: 'Since the real value and fake value are equal, we cannot validate '
'that a property has been faked. Choose a different fake value to test.',
);
expect(propertyBeforeFaking, matcher(realValue));
expect(propertyAfterFaking, matcher(fakeValue));
}
void verifyPropertyReset<TProperty>({
required WidgetTester tester,
required TProperty fakeValue,
required TProperty Function() propertyRetriever,
required Function() propertyResetter,
required Function(TProperty fakeValue) propertyFaker,
Matcher Function(TProperty) matcher = equals,
}) {
TProperty propertyBeforeFaking;
TProperty propertyAfterFaking;
TProperty propertyAfterReset;
propertyBeforeFaking = propertyRetriever();
propertyFaker(fakeValue);
propertyAfterFaking = propertyRetriever();
propertyResetter();
propertyAfterReset = propertyRetriever();
expect(propertyAfterFaking, matcher(fakeValue));
expect(propertyAfterReset, matcher(propertyBeforeFaking));
}
Matcher matchesViewPadding(ViewPadding expected) => _FakeViewPaddingMatcher(expected);
class _FakeViewPaddingMatcher extends Matcher {
_FakeViewPaddingMatcher(this.expected);
final ViewPadding expected;
@override
Description describe(Description description) {
description.add('two ViewPadding instances match');
return description;
}
@override
Description describeMismatch(dynamic item, Description mismatchDescription, Map<dynamic, dynamic> matchState, bool verbose) {
assert(item is ViewPadding, 'Can only match against implementations of ViewPadding.');
final ViewPadding actual = item as ViewPadding;
if (actual.left != expected.left) {
mismatchDescription.add('actual.left (${actual.left}) did not match expected.left (${expected.left})');
}
if (actual.top != expected.top) {
mismatchDescription.add('actual.top (${actual.top}) did not match expected.top (${expected.top})');
}
if (actual.right != expected.right) {
mismatchDescription.add('actual.right (${actual.right}) did not match expected.right (${expected.right})');
}
if (actual.bottom != expected.bottom) {
mismatchDescription.add('actual.bottom (${actual.bottom}) did not match expected.bottom (${expected.bottom})');
}
return mismatchDescription;
}
@override
bool matches(dynamic item, Map<dynamic, dynamic> matchState) {
assert(item is ViewPadding, 'Can only match against implementations of ViewPadding.');
final ViewPadding actual = item as ViewPadding;
return actual.left == expected.left &&
actual.top == expected.top &&
actual.right == expected.right &&
actual.bottom == expected.bottom;
}
}

445
packages/flutter_test/test/view_test.dart Normal file
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@ -0,0 +1,445 @@
// 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';
import 'package:collection/collection.dart';
import 'package:flutter/widgets.dart';
import 'package:flutter_test/flutter_test.dart';
import 'utils/fake_and_mock_utils.dart';
void main() {
group('TestFlutterView', () {
FlutterView trueImplicitView() => PlatformDispatcher.instance.implicitView!;
FlutterView boundImplicitView() => WidgetsBinding.instance.platformDispatcher.implicitView!;
tearDown(() {
final TestFlutterView view = (WidgetsBinding.instance as TestWidgetsFlutterBinding).platformDispatcher.views.single;
view.reset();
});
testWidgets('can handle new methods without breaking', (WidgetTester tester) async {
final dynamic testView = tester.view;
// ignore: avoid_dynamic_calls
expect(testView.someNewProperty, null);
});
testWidgets('can fake devicePixelRatio', (WidgetTester tester) async {
verifyPropertyFaked<double>(
tester: tester,
realValue: trueImplicitView().devicePixelRatio,
fakeValue: 2.5,
propertyRetriever: () => boundImplicitView().devicePixelRatio,
propertyFaker: (_, double fakeValue) {
tester.view.devicePixelRatio = fakeValue;
},
);
});
testWidgets('can reset devicePixelRatio', (WidgetTester tester) async {
verifyPropertyReset<double>(
tester: tester,
fakeValue: 2.5,
propertyRetriever: () => boundImplicitView().devicePixelRatio,
propertyResetter: () {
tester.view.resetDevicePixelRatio();
},
propertyFaker: (double fakeValue) {
tester.view.devicePixelRatio = fakeValue;
},
);
});
testWidgets('can fake displayFeatures', (WidgetTester tester) async {
verifyPropertyFaked<List<DisplayFeature>>(
tester: tester,
realValue: trueImplicitView().displayFeatures,
fakeValue: <DisplayFeature>[const DisplayFeature(bounds: Rect.fromLTWH(0, 0, 500, 30), type: DisplayFeatureType.unknown, state: DisplayFeatureState.unknown)],
propertyRetriever: () => boundImplicitView().displayFeatures,
propertyFaker: (_, List<DisplayFeature> fakeValue) {
tester.view.displayFeatures = fakeValue;
},
);
});
testWidgets('can reset displayFeatures', (WidgetTester tester) async {
verifyPropertyReset<List<DisplayFeature>>(
tester: tester,
fakeValue: <DisplayFeature>[const DisplayFeature(bounds: Rect.fromLTWH(0, 0, 500, 30), type: DisplayFeatureType.unknown, state: DisplayFeatureState.unknown)],
propertyRetriever: () => boundImplicitView().displayFeatures,
propertyResetter: () {
tester.view.resetDisplayFeatures();
},
propertyFaker: (List<DisplayFeature> fakeValue) {
tester.view.displayFeatures = fakeValue;
},
);
});
testWidgets('can fake padding', (WidgetTester tester) async {
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: trueImplicitView().padding,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().padding,
propertyFaker: (_, ViewPadding fakeValue) {
tester.view.padding = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can reset padding', (WidgetTester tester) async {
verifyPropertyReset<ViewPadding>(
tester: tester,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().padding,
propertyResetter: () {
tester.view.resetPadding();
},
propertyFaker: (ViewPadding fakeValue) {
tester.view.padding = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can fake physicalGeometry', (WidgetTester tester) async {
verifyPropertyFaked<Rect>(
tester: tester,
realValue: trueImplicitView().physicalGeometry,
fakeValue: const Rect.fromLTWH(0, 0, 550, 850),
propertyRetriever: () => boundImplicitView().physicalGeometry,
propertyFaker: (_, Rect fakeValue) {
tester.view.physicalGeometry = fakeValue;
},
);
});
testWidgets('can reset physicalGeometry', (WidgetTester tester) async {
verifyPropertyReset<Rect>(
tester: tester,
fakeValue: const Rect.fromLTWH(0, 0, 35, 475),
propertyRetriever: () => boundImplicitView().physicalGeometry,
propertyResetter: () {
tester.view.resetPhysicalGeometry();
},
propertyFaker: (Rect fakeValue) {
tester.view.physicalGeometry = fakeValue;
},
);
});
testWidgets('updating physicalGeometry also updates physicalSize', (WidgetTester tester) async {
const Rect testGeometry = Rect.fromLTWH(0, 0, 450, 575);
tester.view.physicalGeometry = testGeometry;
expect(tester.view.physicalSize, testGeometry.size);
});
testWidgets('can fake physicalSize', (WidgetTester tester) async {
verifyPropertyFaked<Size>(
tester: tester,
realValue: trueImplicitView().physicalSize,
fakeValue: const Size(50, 50),
propertyRetriever: () => boundImplicitView().physicalSize,
propertyFaker: (_, Size fakeValue) {
tester.view.physicalSize = fakeValue;
},
);
});
testWidgets('can reset physicalSize', (WidgetTester tester) async {
verifyPropertyReset<Size>(
tester: tester,
fakeValue: const Size(50, 50),
propertyRetriever: () => boundImplicitView().physicalSize,
propertyResetter: () {
tester.view.resetPhysicalSize();
},
propertyFaker: (Size fakeValue) {
tester.view.physicalSize = fakeValue;
},
);
});
testWidgets('updating physicalSize also updates physicalGeometry', (WidgetTester tester) async {
const Rect testGeometry = Rect.fromLTWH(0, 0, 450, 575);
const Size testSize = Size(50, 50);
const Rect expectedGeometry = Rect.fromLTWH(0, 0, 50, 50);
tester.view.physicalGeometry = testGeometry;
tester.view.physicalSize = testSize;
expect(tester.view.physicalGeometry, expectedGeometry);
});
testWidgets('can fake systemGestureInsets', (WidgetTester tester) async {
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: trueImplicitView().systemGestureInsets,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().systemGestureInsets,
propertyFaker: (_, ViewPadding fakeValue) {
tester.view.systemGestureInsets = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can reset systemGestureInsets', (WidgetTester tester) async {
verifyPropertyReset<ViewPadding>(
tester: tester,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().systemGestureInsets,
propertyResetter: () {
tester.view.resetSystemGestureInsets();
},
propertyFaker: (ViewPadding fakeValue) {
tester.view.systemGestureInsets = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can fake viewInsets', (WidgetTester tester) async {
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: trueImplicitView().viewInsets,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().viewInsets,
propertyFaker: (_, ViewPadding fakeValue) {
tester.view.viewInsets = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can reset viewInsets', (WidgetTester tester) async {
verifyPropertyReset<ViewPadding>(
tester: tester,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().viewInsets,
propertyResetter: () {
tester.view.resetViewInsets();
},
propertyFaker: (ViewPadding fakeValue) {
tester.view.viewInsets = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can fake viewPadding', (WidgetTester tester) async {
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: trueImplicitView().viewPadding,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().viewPadding,
propertyFaker: (_, ViewPadding fakeValue) {
tester.view.viewPadding = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can reset viewPadding', (WidgetTester tester) async {
verifyPropertyReset<ViewPadding>(
tester: tester,
fakeValue: const FakeViewPadding(),
propertyRetriever: () => boundImplicitView().viewPadding,
propertyResetter: () {
tester.view.resetViewPadding();
},
propertyFaker: (ViewPadding fakeValue) {
tester.view.viewPadding = fakeValue as FakeViewPadding;
},
matcher: matchesViewPadding
);
});
testWidgets('can clear out fake properties all at once', (WidgetTester tester) async {
final FlutterViewSnapshot initial = FlutterViewSnapshot(tester.view);
tester.view.devicePixelRatio = 7;
tester.view.displayFeatures = <DisplayFeature>[const DisplayFeature(bounds: Rect.fromLTWH(0, 0, 20, 300), type: DisplayFeatureType.unknown, state: DisplayFeatureState.unknown)];
tester.view.padding = const FakeViewPadding();
tester.view.physicalGeometry = const Rect.fromLTWH(0, 0, 505, 805);
tester.view.systemGestureInsets = const FakeViewPadding();
tester.view.viewInsets = const FakeViewPadding();
tester.view.viewPadding = const FakeViewPadding();
tester.view.gestureSettings = const GestureSettings(physicalTouchSlop: 4, physicalDoubleTapSlop: 5);
final FlutterViewSnapshot faked = FlutterViewSnapshot(tester.view);
tester.view.reset();
final FlutterViewSnapshot reset = FlutterViewSnapshot(tester.view);
expect(initial, isNot(matchesSnapshot(faked)));
expect(initial, matchesSnapshot(reset));
});
testWidgets('render is passed through to backing FlutterView', (WidgetTester tester) async {
final Scene expectedScene = SceneBuilder().build();
final _FakeFlutterView backingView = _FakeFlutterView();
final TestFlutterView view = TestFlutterView(
view: backingView,
platformDispatcher: tester.binding.platformDispatcher,
);
view.render(expectedScene);
expect(backingView.lastRenderedScene, isNotNull);
expect(backingView.lastRenderedScene, expectedScene);
});
testWidgets('updateSemantics is passed through to backing FlutterView', (WidgetTester tester) async {
final SemanticsUpdate expectedUpdate = SemanticsUpdateBuilder().build();
final _FakeFlutterView backingView = _FakeFlutterView();
final TestFlutterView view = TestFlutterView(
view: backingView,
platformDispatcher: tester.binding.platformDispatcher,
);
view.updateSemantics(expectedUpdate);
expect(backingView.lastSemanticsUpdate, isNotNull);
expect(backingView.lastSemanticsUpdate, expectedUpdate);
});
});
}
Matcher matchesSnapshot(FlutterViewSnapshot expected) => _FlutterViewSnapshotMatcher(expected);
class _FlutterViewSnapshotMatcher extends Matcher {
_FlutterViewSnapshotMatcher(this.expected);
final FlutterViewSnapshot expected;
@override
Description describe(Description description) {
description.add('snapshot of a FlutterView matches');
return description;
}
@override
Description describeMismatch(dynamic item, Description mismatchDescription, Map<dynamic, dynamic> matchState, bool verbose) {
assert(item is FlutterViewSnapshot, 'Can only match against snapshots of FlutterView.');
final FlutterViewSnapshot actual = item as FlutterViewSnapshot;
if (actual.devicePixelRatio != expected.devicePixelRatio) {
mismatchDescription.add('actual.devicePixelRatio (${actual.devicePixelRatio}) did not match expected.devicePixelRatio (${expected.devicePixelRatio})');
}
if (!actual.displayFeatures.equals(expected.displayFeatures)) {
mismatchDescription.add('actual.displayFeatures did not match expected.devicePixelRatio');
mismatchDescription.addAll('Actual: [', ',', ']', actual.displayFeatures);
mismatchDescription.addAll('Expected: [', ',', ']', expected.displayFeatures);
}
if (actual.gestureSettings != expected.gestureSettings) {
mismatchDescription.add('actual.gestureSettings (${actual.gestureSettings}) did not match expected.gestureSettings (${expected.gestureSettings})');
}
final Matcher paddingMatcher = matchesViewPadding(expected.padding);
if (!paddingMatcher.matches(actual.padding, matchState)) {
mismatchDescription.add('actual.padding (${actual.padding}) did not match expected.padding (${expected.padding})');
paddingMatcher.describeMismatch(actual.padding, mismatchDescription, matchState, verbose);
}
if (actual.physicalGeometry != expected.physicalGeometry) {
mismatchDescription.add('actual.physicalGeometry (${actual.physicalGeometry}) did not match expected.physicalGeometry (${expected.physicalGeometry})');
}
if (actual.physicalSize != expected.physicalSize) {
mismatchDescription.add('actual.physicalSize (${actual.physicalSize}) did not match expected.physicalSize (${expected.physicalSize})');
}
final Matcher systemGestureInsetsMatcher = matchesViewPadding(expected.systemGestureInsets);
if (!systemGestureInsetsMatcher.matches(actual.systemGestureInsets, matchState)) {
mismatchDescription.add('actual.systemGestureInsets (${actual.systemGestureInsets}) did not match expected.systemGestureInsets (${expected.systemGestureInsets})');
systemGestureInsetsMatcher.describeMismatch(actual.systemGestureInsets, mismatchDescription, matchState, verbose);
}
if (actual.viewId != expected.viewId) {
mismatchDescription.add('actual.viewId (${actual.viewId}) did not match expected.viewId (${expected.viewId})');
}
final Matcher viewInsetsMatcher = matchesViewPadding(expected.viewInsets);
if (!viewInsetsMatcher.matches(actual.viewInsets, matchState)) {
mismatchDescription.add('actual.viewInsets (${actual.viewInsets}) did not match expected.viewInsets (${expected.viewInsets})');
viewInsetsMatcher.describeMismatch(actual.viewInsets, mismatchDescription, matchState, verbose);
}
final Matcher viewPaddingMatcher = matchesViewPadding(expected.viewPadding);
if (!viewPaddingMatcher.matches(actual.viewPadding, matchState)) {
mismatchDescription.add('actual.viewPadding (${actual.viewPadding}) did not match expected.devicePixelRatio (${expected.viewPadding})');
viewPaddingMatcher.describeMismatch(actual.viewPadding, mismatchDescription, matchState, verbose);
}
return mismatchDescription;
}
@override
bool matches(dynamic item, Map<dynamic, dynamic> matchState) {
assert(item is FlutterViewSnapshot, 'Can only match against snapshots of FlutterView.');
final FlutterViewSnapshot actual = item as FlutterViewSnapshot;
return actual.devicePixelRatio == expected.devicePixelRatio &&
actual.displayFeatures.equals(expected.displayFeatures) &&
actual.gestureSettings == expected.gestureSettings &&
matchesViewPadding(expected.padding).matches(actual.padding, matchState) &&
actual.physicalGeometry == expected.physicalGeometry &&
actual.physicalSize == expected.physicalSize &&
matchesViewPadding(expected.systemGestureInsets).matches(actual.padding, matchState) &&
actual.viewId == expected.viewId &&
matchesViewPadding(expected.viewInsets).matches(actual.viewInsets, matchState) &&
matchesViewPadding(expected.viewPadding).matches(actual.viewPadding, matchState);
}
}
class FlutterViewSnapshot {
FlutterViewSnapshot(FlutterView view) :
devicePixelRatio = view.devicePixelRatio,
displayFeatures = <DisplayFeature>[...view.displayFeatures],
gestureSettings = view.gestureSettings,
padding = view.padding,
physicalGeometry = view.physicalGeometry,
physicalSize = view.physicalSize,
systemGestureInsets = view.systemGestureInsets,
viewId = view.viewId,
viewInsets = view.viewInsets,
viewPadding = view.viewPadding;
final double devicePixelRatio;
final List<DisplayFeature> displayFeatures;
final GestureSettings gestureSettings;
final ViewPadding padding;
final Rect physicalGeometry;
final Size physicalSize;
final ViewPadding systemGestureInsets;
final Object viewId;
final ViewPadding viewInsets;
final ViewPadding viewPadding;
}
class _FakeFlutterView implements FlutterView {
SemanticsUpdate? lastSemanticsUpdate;
Scene? lastRenderedScene;
@override
void updateSemantics(SemanticsUpdate update) {
lastSemanticsUpdate = update;
}
@override
void render(Scene scene) {
lastRenderedScene = scene;
}
@override
dynamic noSuchMethod(Invocation invocation) {
return null;
}
}

120
packages/flutter_test/test/window_test.dart
View File

@ -3,13 +3,19 @@
// found in the LICENSE file.
import 'dart:ui' as ui show window;
import 'dart:ui' show AccessibilityFeatures, Brightness, Locale, PlatformDispatcher, SemanticsUpdate, SingletonFlutterWindow, Size, ViewPadding;
import 'dart:ui';
import 'package:flutter/semantics.dart' show SemanticsUpdateBuilder;
import 'package:flutter/widgets.dart' show WidgetsBinding, WidgetsBindingObserver;
import 'package:flutter_test/flutter_test.dart';
import 'utils/fake_and_mock_utils.dart';
void main() {
tearDown(() {
final TestWindow window = WidgetsBinding.instance.window as TestWindow;
window.clearAllTestValues();
});
test('TestWindow can handle new methods without breaking', () {
final dynamic testWindow = TestWindow(window: ui.window);
// ignore: avoid_dynamic_calls
@ -17,7 +23,7 @@ void main() {
});
testWidgets('TestWindow can fake device pixel ratio', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<double>(
verifyPropertyFaked<double>(
tester: tester,
realValue: ui.window.devicePixelRatio,
fakeValue: 2.5,
@ -31,7 +37,7 @@ void main() {
});
testWidgets('TestWindow can fake physical size', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<Size>(
verifyPropertyFaked<Size>(
tester: tester,
realValue: ui.window.physicalSize,
fakeValue: const Size(50, 50),
@ -45,7 +51,7 @@ void main() {
});
testWidgets('TestWindow can fake view insets', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<ViewPadding>(
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: ui.window.viewInsets,
fakeValue: const FakeViewPadding(),
@ -55,11 +61,12 @@ void main() {
propertyFaker: (TestWidgetsFlutterBinding binding, ViewPadding fakeValue) {
binding.window.viewInsetsTestValue = fakeValue;
},
matcher: matchesViewPadding,
);
});
testWidgets('TestWindow can fake padding', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<ViewPadding>(
verifyPropertyFaked<ViewPadding>(
tester: tester,
realValue: ui.window.padding,
fakeValue: const FakeViewPadding(),
@ -69,11 +76,12 @@ void main() {
propertyFaker: (TestWidgetsFlutterBinding binding, ViewPadding fakeValue) {
binding.window.paddingTestValue = fakeValue;
},
matcher: matchesViewPadding
);
});
testWidgets('TestWindow can fake locale', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<Locale>(
verifyPropertyFaked<Locale>(
tester: tester,
realValue: ui.window.locale,
fakeValue: const Locale('fake_language_code'),
@ -87,7 +95,7 @@ void main() {
});
testWidgets('TestWindow can fake locales', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<List<Locale>>(
verifyPropertyFaked<List<Locale>>(
tester: tester,
realValue: ui.window.locales,
fakeValue: <Locale>[const Locale('fake_language_code')],
@ -101,7 +109,7 @@ void main() {
});
testWidgets('TestWindow can fake text scale factor', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<double>(
verifyPropertyFaked<double>(
tester: tester,
realValue: ui.window.textScaleFactor,
fakeValue: 2.5,
@ -115,7 +123,7 @@ void main() {
});
testWidgets('TestWindow can fake clock format', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<bool>(
verifyPropertyFaked<bool>(
tester: tester,
realValue: ui.window.alwaysUse24HourFormat,
fakeValue: !ui.window.alwaysUse24HourFormat,
@ -129,7 +137,7 @@ void main() {
});
testWidgets('TestWindow can fake brieflyShowPassword', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<bool>(
verifyPropertyFaked<bool>(
tester: tester,
realValue: ui.window.brieflyShowPassword,
fakeValue: !ui.window.brieflyShowPassword,
@ -141,7 +149,7 @@ void main() {
});
testWidgets('TestWindow can fake default route name', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<String>(
verifyPropertyFaked<String>(
tester: tester,
realValue: ui.window.defaultRouteName,
fakeValue: 'fake_route',
@ -155,7 +163,7 @@ void main() {
});
testWidgets('TestWindow can fake accessibility features', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<AccessibilityFeatures>(
verifyPropertyFaked<AccessibilityFeatures>(
tester: tester,
realValue: ui.window.accessibilityFeatures,
fakeValue: const FakeAccessibilityFeatures(),
@ -169,7 +177,7 @@ void main() {
});
testWidgets('TestWindow can fake platform brightness', (WidgetTester tester) async {
verifyThatTestWindowCanFakeProperty<Brightness>(
verifyPropertyFaked<Brightness>(
tester: tester,
realValue: Brightness.light,
fakeValue: Brightness.dark,
@ -209,63 +217,27 @@ void main() {
retrieveTestBinding(tester).window.localesTestValue = defaultLocales;
});
test('Window test', () {
final FakeSingletonWindow fakeWindow = FakeSingletonWindow();
final TestWindow testWindow = TestWindow(window: fakeWindow);
final SemanticsUpdate update = SemanticsUpdateBuilder().build();
testWindow.updateSemantics(update);
expect(fakeWindow.lastUpdate, update);
testWidgets('Updates to window also update tester.view', (WidgetTester tester) async {
tester.binding.window.devicePixelRatioTestValue = 7;
tester.binding.window.displayFeaturesTestValue = <DisplayFeature>[const DisplayFeature(bounds: Rect.fromLTWH(0, 0, 20, 300), type: DisplayFeatureType.unknown, state: DisplayFeatureState.unknown)];
tester.binding.window.paddingTestValue = const FakeViewPadding();
tester.binding.window.physicalSizeTestValue = const Size(505, 805);
tester.binding.window.systemGestureInsetsTestValue = const FakeViewPadding();
tester.binding.window.viewInsetsTestValue = const FakeViewPadding();
tester.binding.window.viewPaddingTestValue = const FakeViewPadding();
tester.binding.window.gestureSettingsTestValue = const GestureSettings(physicalTouchSlop: 4, physicalDoubleTapSlop: 5);
expect(tester.binding.window.devicePixelRatio, tester.view.devicePixelRatio);
expect(tester.binding.window.displayFeatures, tester.view.displayFeatures);
expect(tester.binding.window.padding, tester.view.padding);
expect(tester.binding.window.physicalSize, tester.view.physicalSize);
expect(tester.binding.window.systemGestureInsets, tester.view.systemGestureInsets);
expect(tester.binding.window.viewInsets, tester.view.viewInsets);
expect(tester.binding.window.viewPadding, tester.view.viewPadding);
expect(tester.binding.window.gestureSettings, tester.view.gestureSettings);
});
}
void verifyThatTestWindowCanFakeProperty<WindowPropertyType>({
required WidgetTester tester,
required WindowPropertyType? realValue,
required WindowPropertyType fakeValue,
required WindowPropertyType? Function() propertyRetriever,
required Function(TestWidgetsFlutterBinding, WindowPropertyType fakeValue) propertyFaker,
}) {
WindowPropertyType? propertyBeforeFaking;
WindowPropertyType? propertyAfterFaking;
propertyBeforeFaking = propertyRetriever();
propertyFaker(retrieveTestBinding(tester), fakeValue);
propertyAfterFaking = propertyRetriever();
expect(propertyBeforeFaking, realValue);
expect(propertyAfterFaking, fakeValue);
}
TestWidgetsFlutterBinding retrieveTestBinding(WidgetTester tester) {
final WidgetsBinding binding = tester.binding;
assert(binding is TestWidgetsFlutterBinding);
final TestWidgetsFlutterBinding testBinding = binding as TestWidgetsFlutterBinding;
return testBinding;
}
class FakeViewPadding implements ViewPadding {
const FakeViewPadding({
this.left = 0.0,
this.top = 0.0,
this.right = 0.0,
this.bottom = 0.0,
});
@override
final double left;
@override
final double top;
@override
final double right;
@override
final double bottom;
}
class TestObserver with WidgetsBindingObserver {
List<Locale>? locales;
Locale? locale;
@ -275,15 +247,3 @@ class TestObserver with WidgetsBindingObserver {
this.locales = locales;
}
}
class FakeSingletonWindow extends Fake implements SingletonFlutterWindow {
SemanticsUpdate? lastUpdate;
@override
PlatformDispatcher get platformDispatcher => PlatformDispatcher.instance;
@override
void updateSemantics(SemanticsUpdate update) {
lastUpdate = update;
}
}