| // 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 'dart:ui' show SemanticsFlag; |
| |
| import 'package:flutter/material.dart'; |
| import 'package:flutter/widgets.dart'; |
| import 'package:flutter/rendering.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import 'semantics_tester.dart'; |
| |
| void main() { |
| testWidgets('Semantics 4', (WidgetTester tester) async { |
| final SemanticsTester semantics = new SemanticsTester(tester); |
| |
| // O |
| // / \ O=root |
| // L L L=node with label |
| // / \ C=node with checked |
| // C C* *=node removed next pass |
| // |
| await tester.pumpWidget(new Directionality( |
| textDirection: TextDirection.ltr, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics( |
| container: true, |
| label: 'L1', |
| ), |
| new Semantics( |
| label: 'L2', |
| container: true, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics( |
| checked: true, |
| ), |
| new Semantics( |
| checked: false, |
| ), |
| ], |
| ), |
| ), |
| ], |
| ), |
| )); |
| |
| expect(semantics, hasSemantics( |
| new TestSemantics.root( |
| children: <TestSemantics>[ |
| new TestSemantics.rootChild( |
| id: 1, |
| nextNodeId: 2, |
| label: 'L1', |
| rect: TestSemantics.fullScreen, |
| ), |
| new TestSemantics.rootChild( |
| id: 2, |
| previousNodeId: 1, |
| label: 'L2', |
| rect: TestSemantics.fullScreen, |
| children: <TestSemantics>[ |
| new TestSemantics( |
| id: 3, |
| nextNodeId: 4, |
| flags: SemanticsFlag.hasCheckedState.index | SemanticsFlag.isChecked.index, |
| rect: TestSemantics.fullScreen, |
| ), |
| new TestSemantics( |
| id: 4, |
| previousNodeId: 3, |
| flags: SemanticsFlag.hasCheckedState.index, |
| rect: TestSemantics.fullScreen, |
| ), |
| ] |
| ), |
| ], |
| ) |
| )); |
| |
| // O O=root |
| // / \ L=node with label |
| // L* LC C=node with checked |
| // *=node removed next pass |
| // |
| await tester.pumpWidget(new Directionality( |
| textDirection: TextDirection.ltr, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics( |
| label: 'L1', |
| container: true, |
| ), |
| new Semantics( |
| label: 'L2', |
| container: true, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics( |
| checked: true, |
| ), |
| new Semantics(), |
| ], |
| ), |
| ), |
| ], |
| ), |
| )); |
| |
| expect(semantics, hasSemantics( |
| new TestSemantics.root( |
| children: <TestSemantics>[ |
| new TestSemantics.rootChild( |
| id: 1, |
| nextNodeId: 2, |
| label: 'L1', |
| rect: TestSemantics.fullScreen, |
| ), |
| new TestSemantics.rootChild( |
| id: 2, |
| previousNodeId: 1, |
| label: 'L2', |
| flags: SemanticsFlag.hasCheckedState.index | SemanticsFlag.isChecked.index, |
| rect: TestSemantics.fullScreen, |
| ), |
| ], |
| ) |
| )); |
| |
| // O=root |
| // OLC L=node with label |
| // C=node with checked |
| // |
| await tester.pumpWidget(new Directionality( |
| textDirection: TextDirection.ltr, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics(), |
| new Semantics( |
| label: 'L2', |
| container: true, |
| child: new Stack( |
| fit: StackFit.expand, |
| children: <Widget>[ |
| new Semantics( |
| checked: true, |
| ), |
| new Semantics(), |
| ], |
| ), |
| ), |
| ], |
| ), |
| )); |
| |
| expect(semantics, hasSemantics( |
| new TestSemantics.root( |
| children: <TestSemantics>[ |
| new TestSemantics.rootChild( |
| id: 2, |
| label: 'L2', |
| flags: SemanticsFlag.hasCheckedState.index | SemanticsFlag.isChecked.index, |
| rect: TestSemantics.fullScreen, |
| ), |
| ], |
| ) |
| )); |
| |
| semantics.dispose(); |
| }); |
| } |