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44 lines
1.3 KiB
Dart
44 lines
1.3 KiB
Dart
// Copyright 2017 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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import 'package:flutter_web_ui/ui.dart' show TextDirection;
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import 'package:flutter_web/semantics.dart';
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import 'package:flutter_web/services.dart' show SystemChannels;
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import 'package:test/test.dart';
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void main() {
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test('Semantic announcement', () async {
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final List<Map<dynamic, dynamic>> log = <Map<dynamic, dynamic>>[];
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SystemChannels.accessibility
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.setMockMessageHandler((Object mockMessage) async {
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final Map<dynamic, dynamic> message = mockMessage;
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log.add(message);
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});
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await SemanticsService.announce('announcement 1', TextDirection.ltr);
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await SemanticsService.announce('announcement 2', TextDirection.rtl);
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expect(
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log,
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equals(<Map<String, dynamic>>[
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<String, dynamic>{
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'type': 'announce',
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'data': <String, dynamic>{
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'message': 'announcement 1',
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'textDirection': 1
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}
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},
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<String, dynamic>{
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'type': 'announce',
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'data': <String, dynamic>{
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'message': 'announcement 2',
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'textDirection': 0
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}
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},
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]));
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});
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}
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