| // 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 'package:flutter/material.dart'; |
| import 'package:flutter/rendering.dart'; |
| import 'package:flutter/widgets.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| |
| import 'semantics_tester.dart'; |
| |
| void main() { |
| testWidgets('Semantics 2', (WidgetTester tester) async { |
| final SemanticsTester semantics = SemanticsTester(tester); |
| |
| // this test is the same as the test in Semantics 1, but |
| // starting with the second branch being ignored and then |
| // switching to not ignoring it. |
| |
| // forking semantics |
| await tester.pumpWidget( |
| Semantics( |
| container: true, |
| child: Column( |
| crossAxisAlignment: CrossAxisAlignment.stretch, |
| children: <Widget>[ |
| Container( |
| height: 10.0, |
| child: Semantics( |
| label: 'child1', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| Container( |
| height: 10.0, |
| child: IgnorePointer( |
| ignoring: false, |
| child: Semantics( |
| label: 'child2', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| |
| expect(semantics, hasSemantics(TestSemantics.root( |
| children: <TestSemantics>[ |
| TestSemantics.rootChild( |
| id: 1, |
| rect: TestSemantics.fullScreen, |
| children: <TestSemantics>[ |
| TestSemantics( |
| id: 2, |
| label: 'child1', |
| rect: const Rect.fromLTRB(0.0, 0.0, 800.0, 10.0), |
| flags: SemanticsFlag.isSelected.index, |
| ), |
| TestSemantics( |
| id: 3, |
| label: 'child2', |
| rect: const Rect.fromLTRB(0.0, 0.0, 800.0, 10.0), |
| flags: SemanticsFlag.isSelected.index, |
| ), |
| ], |
| ), |
| ], |
| ), ignoreTransform: true)); |
| |
| // toggle a branch off |
| await tester.pumpWidget( |
| Semantics( |
| container: true, |
| child: Column( |
| crossAxisAlignment: CrossAxisAlignment.stretch, |
| children: <Widget>[ |
| Container( |
| height: 10.0, |
| child: Semantics( |
| label: 'child1', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| Container( |
| height: 10.0, |
| child: IgnorePointer( |
| ignoring: true, |
| child: Semantics( |
| label: 'child2', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| |
| expect(semantics, hasSemantics(TestSemantics.root( |
| children: <TestSemantics>[ |
| TestSemantics.rootChild( |
| id: 1, |
| label: 'child1', |
| rect: TestSemantics.fullScreen, |
| flags: SemanticsFlag.isSelected.index, |
| ), |
| ], |
| ))); |
| |
| // toggle a branch back on |
| await tester.pumpWidget( |
| Semantics( |
| container: true, |
| child: Column( |
| crossAxisAlignment: CrossAxisAlignment.stretch, |
| children: <Widget>[ |
| Container( |
| height: 10.0, |
| child: Semantics( |
| label: 'child1', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| Container( |
| height: 10.0, |
| child: IgnorePointer( |
| ignoring: false, |
| child: Semantics( |
| label: 'child2', |
| textDirection: TextDirection.ltr, |
| selected: true, |
| ), |
| ), |
| ), |
| ], |
| ), |
| ), |
| ); |
| |
| expect(semantics, hasSemantics(TestSemantics.root( |
| children: <TestSemantics>[ |
| TestSemantics.rootChild( |
| id: 1, |
| rect: TestSemantics.fullScreen, |
| children: <TestSemantics>[ |
| TestSemantics( |
| id: 4, |
| label: 'child1', |
| rect: const Rect.fromLTRB(0.0, 0.0, 800.0, 10.0), |
| flags: SemanticsFlag.isSelected.index, |
| ), |
| TestSemantics( |
| id: 3, |
| label: 'child2', |
| rect: const Rect.fromLTRB(0.0, 0.0, 800.0, 10.0), |
| flags: SemanticsFlag.isSelected.index, |
| ), |
| ], |
| ), |
| ], |
| ), ignoreTransform: true)); |
| |
| semantics.dispose(); |
| }); |
| } |