mirror of
https://github.com/alibaba/flutter-go.git
synced 2025-07-15 03:04:25 +08:00
Add:创建 flutter go web 版
This commit is contained in:
ryan
368
packages/flutter_web/test/widgets/parent_data_test.dart
Normal file
368
packages/flutter_web/test/widgets/parent_data_test.dart
Normal file
@ -0,0 +1,368 @@
|
||||
// Copyright 2015 The Chromium Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style license that can be
|
||||
// found in the LICENSE file.
|
||||
|
||||
import 'package:flutter_web_test/flutter_web_test.dart';
|
||||
import 'package:flutter_web/rendering.dart';
|
||||
import 'package:flutter_web/widgets.dart';
|
||||
|
||||
import 'test_widgets.dart';
|
||||
|
||||
class TestParentData {
|
||||
TestParentData({this.top, this.right, this.bottom, this.left});
|
||||
|
||||
final double top;
|
||||
final double right;
|
||||
final double bottom;
|
||||
final double left;
|
||||
}
|
||||
|
||||
void checkTree(WidgetTester tester, List<TestParentData> expectedParentData) {
|
||||
final MultiChildRenderObjectElement element = tester.element(
|
||||
find.byElementPredicate(
|
||||
(Element element) => element is MultiChildRenderObjectElement));
|
||||
expect(element, isNotNull);
|
||||
expect(element.renderObject is RenderStack, isTrue);
|
||||
final RenderStack renderObject = element.renderObject;
|
||||
try {
|
||||
RenderObject child = renderObject.firstChild;
|
||||
for (TestParentData expected in expectedParentData) {
|
||||
expect(child is RenderDecoratedBox, isTrue);
|
||||
final RenderDecoratedBox decoratedBox = child;
|
||||
expect(decoratedBox.parentData is StackParentData, isTrue);
|
||||
final StackParentData parentData = decoratedBox.parentData;
|
||||
expect(parentData.top, equals(expected.top));
|
||||
expect(parentData.right, equals(expected.right));
|
||||
expect(parentData.bottom, equals(expected.bottom));
|
||||
expect(parentData.left, equals(expected.left));
|
||||
final StackParentData decoratedBoxParentData = decoratedBox.parentData;
|
||||
child = decoratedBoxParentData.nextSibling;
|
||||
}
|
||||
expect(child, isNull);
|
||||
} catch (e) {
|
||||
print(renderObject.toStringDeep());
|
||||
rethrow;
|
||||
}
|
||||
}
|
||||
|
||||
final TestParentData kNonPositioned = TestParentData();
|
||||
|
||||
void main() {
|
||||
testWidgets('ParentDataWidget control test', (WidgetTester tester) async {
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
DecoratedBox(decoration: kBoxDecorationA),
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: DecoratedBox(decoration: kBoxDecorationB),
|
||||
),
|
||||
DecoratedBox(decoration: kBoxDecorationC),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
kNonPositioned,
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
kNonPositioned,
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
bottom: 5.0,
|
||||
right: 7.0,
|
||||
child: DecoratedBox(decoration: kBoxDecorationA),
|
||||
),
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: DecoratedBox(decoration: kBoxDecorationB),
|
||||
),
|
||||
DecoratedBox(decoration: kBoxDecorationC),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(bottom: 5.0, right: 7.0),
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
kNonPositioned,
|
||||
]);
|
||||
|
||||
const DecoratedBox kDecoratedBoxA =
|
||||
DecoratedBox(decoration: kBoxDecorationA);
|
||||
const DecoratedBox kDecoratedBoxB =
|
||||
DecoratedBox(decoration: kBoxDecorationB);
|
||||
const DecoratedBox kDecoratedBoxC =
|
||||
DecoratedBox(decoration: kBoxDecorationC);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
bottom: 5.0,
|
||||
right: 7.0,
|
||||
child: kDecoratedBoxA,
|
||||
),
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: kDecoratedBoxB,
|
||||
),
|
||||
kDecoratedBoxC,
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(bottom: 5.0, right: 7.0),
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
kNonPositioned,
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
bottom: 6.0,
|
||||
right: 8.0,
|
||||
child: kDecoratedBoxA,
|
||||
),
|
||||
Positioned(
|
||||
left: 10.0,
|
||||
right: 10.0,
|
||||
child: kDecoratedBoxB,
|
||||
),
|
||||
kDecoratedBoxC,
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(bottom: 6.0, right: 8.0),
|
||||
TestParentData(left: 10.0, right: 10.0),
|
||||
kNonPositioned,
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
kDecoratedBoxA,
|
||||
Positioned(
|
||||
left: 11.0,
|
||||
right: 12.0,
|
||||
child: Container(child: kDecoratedBoxB),
|
||||
),
|
||||
kDecoratedBoxC,
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
kNonPositioned,
|
||||
TestParentData(left: 11.0, right: 12.0),
|
||||
kNonPositioned,
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
kDecoratedBoxA,
|
||||
Positioned(
|
||||
right: 10.0,
|
||||
child: Container(child: kDecoratedBoxB),
|
||||
),
|
||||
Container(
|
||||
child: const Positioned(
|
||||
top: 8.0,
|
||||
child: kDecoratedBoxC,
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
kNonPositioned,
|
||||
TestParentData(right: 10.0),
|
||||
TestParentData(top: 8.0),
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
right: 10.0,
|
||||
child: FlipWidget(left: kDecoratedBoxA, right: kDecoratedBoxB),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(right: 10.0),
|
||||
]);
|
||||
|
||||
flipStatefulWidget(tester);
|
||||
await tester.pump();
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(right: 10.0),
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
top: 7.0,
|
||||
child: FlipWidget(left: kDecoratedBoxA, right: kDecoratedBoxB),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(top: 7.0),
|
||||
]);
|
||||
|
||||
flipStatefulWidget(tester);
|
||||
await tester.pump();
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(top: 7.0),
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(Stack(textDirection: TextDirection.ltr));
|
||||
|
||||
checkTree(tester, <TestParentData>[]);
|
||||
});
|
||||
|
||||
testWidgets('ParentDataWidget conflicting data', (WidgetTester tester) async {
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
top: 5.0,
|
||||
bottom: 8.0,
|
||||
child: Positioned(
|
||||
top: 6.0,
|
||||
left: 7.0,
|
||||
child: DecoratedBox(decoration: kBoxDecorationB),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
expect(tester.takeException(), isFlutterError);
|
||||
|
||||
await tester.pumpWidget(Stack(textDirection: TextDirection.ltr));
|
||||
|
||||
checkTree(tester, <TestParentData>[]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Container(
|
||||
child: Row(
|
||||
children: const <Widget>[
|
||||
Positioned(
|
||||
top: 6.0,
|
||||
left: 7.0,
|
||||
child: DecoratedBox(decoration: kBoxDecorationB),
|
||||
),
|
||||
],
|
||||
),
|
||||
),
|
||||
);
|
||||
expect(tester.takeException(), isFlutterError);
|
||||
|
||||
await tester.pumpWidget(Stack(textDirection: TextDirection.ltr));
|
||||
|
||||
checkTree(tester, <TestParentData>[]);
|
||||
});
|
||||
|
||||
testWidgets('ParentDataWidget interacts with global keys',
|
||||
(WidgetTester tester) async {
|
||||
final GlobalKey key = GlobalKey();
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: DecoratedBox(key: key, decoration: kBoxDecorationA),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: DecoratedBox(
|
||||
decoration: kBoxDecorationB,
|
||||
child: DecoratedBox(key: key, decoration: kBoxDecorationA),
|
||||
),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
]);
|
||||
|
||||
await tester.pumpWidget(
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
Positioned(
|
||||
top: 10.0,
|
||||
left: 10.0,
|
||||
child: DecoratedBox(key: key, decoration: kBoxDecorationA),
|
||||
),
|
||||
],
|
||||
),
|
||||
);
|
||||
|
||||
checkTree(tester, <TestParentData>[
|
||||
TestParentData(top: 10.0, left: 10.0),
|
||||
]);
|
||||
});
|
||||
|
||||
testWidgets('Parent data invalid ancestor', (WidgetTester tester) async {
|
||||
await tester.pumpWidget(Row(
|
||||
children: <Widget>[
|
||||
Stack(
|
||||
textDirection: TextDirection.ltr,
|
||||
children: <Widget>[
|
||||
Expanded(child: Container()),
|
||||
],
|
||||
),
|
||||
],
|
||||
));
|
||||
|
||||
expect(tester.takeException(), isFlutterError);
|
||||
});
|
||||
}
|
||||
Reference in New Issue
Block a user