| // Copyright 2019, the Chromium project authors. Please see the AUTHORS file |
| // for details. 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:async'; |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:sensors/sensors.dart'; |
| import 'package:e2e/e2e.dart'; |
| |
| void main() { |
| E2EWidgetsFlutterBinding.ensureInitialized(); |
| |
| testWidgets('Can subscript to accelerometerEvents and get non-null events', |
| (WidgetTester tester) async { |
| final Completer<AccelerometerEvent> completer = |
| Completer<AccelerometerEvent>(); |
| StreamSubscription<AccelerometerEvent> subscription; |
| subscription = accelerometerEvents.listen((AccelerometerEvent event) { |
| completer.complete(event); |
| subscription.cancel(); |
| }); |
| expect(await completer.future, isNotNull); |
| }); |
| } |