blob: a21358e7365a11f3e11d6750545b894637aa748b [file] [log] [blame]
// Copyright 2017 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 TextDirection;
import 'package:flutter/semantics.dart';
import 'package:flutter/services.dart' show SystemChannels;
import '../flutter_test_alternative.dart';
void main() {
test('Semantic announcement', () async {
final List<Map<dynamic, dynamic>> log = <Map<dynamic, dynamic>>[];
SystemChannels.accessibility.setMockMessageHandler((Object mockMessage) async {
final Map<dynamic, dynamic> message = mockMessage;
log.add(message);
});
await SemanticsService.announce('announcement 1', TextDirection.ltr);
await SemanticsService.announce('announcement 2', TextDirection.rtl);
expect(log, equals(<Map<String, dynamic>>[
<String, dynamic> {'type': 'announce', 'data': <String, dynamic> {'message': 'announcement 1', 'textDirection': 1}},
<String, dynamic> {'type': 'announce', 'data': <String, dynamic> {'message': 'announcement 2', 'textDirection': 0}},
]));
});
}