// Copyright 2016 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'package:flutter/scheduler.dart';import'package:flutter/services.dart';import'package:flutter_test/flutter_test.dart';voidmain(){testWidgets('Does flutter_test catch leaking tickers?',(WidgetTestertester)async{