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// 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/widgets.dart';
import 'package:flutter/rendering.dart';
import 'package:flutter_test/flutter_test.dart';
import 'semantics_tester.dart';
void main() {
testWidgets('markNeedsSemanticsUpdate() called on non-boundary with non-boundary parent', (WidgetTester tester) async {
final SemanticsTester semantics = SemanticsTester(tester);
await tester.pumpWidget(
Semantics(
container: true,
onTap: dummyTapHandler,
child: Semantics(
onTap: dummyTapHandler,
child: Semantics(
onTap: dummyTapHandler,
textDirection: TextDirection.ltr,
label: 'foo',
),
),
),
);
expect(semantics, hasSemantics(TestSemantics.root(
children: <TestSemantics>[
TestSemantics.rootChild(
id: 1,
actions: SemanticsAction.tap.index,
children: <TestSemantics>[
TestSemantics(
id: 2,
actions: SemanticsAction.tap.index,
children: <TestSemantics>[
TestSemantics(
id: 3,
actions: SemanticsAction.tap.index,
label: 'foo',
),
],
),
],
),
],
), ignoreRect: true, ignoreTransform: true));
// make a change causing call to markNeedsSemanticsUpdate()
// This should not throw an assert.
await tester.pumpWidget(
Semantics(
container: true,
onTap: dummyTapHandler,
child: Semantics(
onTap: dummyTapHandler,
child: Semantics(
onTap: dummyTapHandler,
textDirection: TextDirection.ltr,
label: 'bar', // <-- only change
),
),
),
);
expect(semantics, hasSemantics(TestSemantics.root(
children: <TestSemantics>[
TestSemantics.rootChild(
id: 1,
actions: SemanticsAction.tap.index,
children: <TestSemantics>[
TestSemantics(
id: 2,
actions: SemanticsAction.tap.index,
children: <TestSemantics>[
TestSemantics(
id: 3,
actions: SemanticsAction.tap.index,
label: 'bar',
),
],
),
],
),
],
), ignoreRect: true, ignoreTransform: true));
semantics.dispose();
});
}
void dummyTapHandler() { }