// 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/scheduler.dart'; import 'package:flutter/widgets.dart'; import 'package:flutter_test/flutter_test.dart'; void main() { WidgetsFlutterBinding.ensureInitialized(); test('scheduleForcedFrame sets up frame callbacks', () async { SchedulerBinding.instance.scheduleForcedFrame(); expect(SchedulerBinding.instance.platformDispatcher.onBeginFrame, isNotNull); }); }