// 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. // @dart = 2.8 import 'package:flutter/material.dart'; import 'package:flutter/widgets.dart'; import 'package:flutter_test/flutter_test.dart'; import 'semantics_tester.dart'; void main() { testWidgets('Semantics 8 - Merging with reset', (WidgetTester tester) async { final SemanticsTester semantics = SemanticsTester(tester); await tester.pumpWidget( MergeSemantics( child: Semantics( container: true, child: Semantics( container: true, child: Stack( textDirection: TextDirection.ltr, children: <Widget>[ Semantics( checked: true, ), Semantics( label: 'label', textDirection: TextDirection.ltr, ), ], ), ), ), ), ); expect(semantics, hasSemantics( TestSemantics.root( children: <TestSemantics>[ TestSemantics.rootChild( id: 1, flags: SemanticsFlag.hasCheckedState.index | SemanticsFlag.isChecked.index, label: 'label', textDirection: TextDirection.ltr, rect: TestSemantics.fullScreen, ), ], ), )); // switch the order of the inner Semantics node to trigger a reset await tester.pumpWidget( MergeSemantics( child: Semantics( container: true, child: Semantics( container: true, child: Stack( textDirection: TextDirection.ltr, children: <Widget>[ Semantics( label: 'label', textDirection: TextDirection.ltr, ), Semantics( checked: true ), ], ), ), ), ), ); expect(semantics, hasSemantics( TestSemantics.root( children: <TestSemantics>[ TestSemantics.rootChild( id: 1, flags: SemanticsFlag.hasCheckedState.index | SemanticsFlag.isChecked.index, label: 'label', textDirection: TextDirection.ltr, rect: TestSemantics.fullScreen, ), ], ), )); semantics.dispose(); }); }