|  | // Copyright (c) 2013, the Dart 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 'package:async_helper/async_helper.dart'; | 
|  | import "package:expect/expect.dart"; | 
|  | import 'dart:async'; | 
|  | import 'catch_errors.dart'; | 
|  |  | 
|  | var events = []; | 
|  |  | 
|  | body() { | 
|  | events.add("body entry"); | 
|  | scheduleMicrotask(() { | 
|  | events.add("run async body"); | 
|  | }); | 
|  | return 499; | 
|  | } | 
|  |  | 
|  | handler(fun) { | 
|  | events.add("handler"); | 
|  | scheduleMicrotask(fun); | 
|  | events.add("handler done"); | 
|  | } | 
|  |  | 
|  | main() { | 
|  | asyncStart(); | 
|  |  | 
|  | // Test that scheduleMicrotask inside the scheduleMicrotask-handler goes to | 
|  | // the parent zone. | 
|  | var result = runZonedScheduleMicrotask(body, onScheduleMicrotask: handler); | 
|  | events.add("after"); | 
|  | scheduleMicrotask(() { | 
|  | Expect.listEquals( | 
|  | ["body entry", "handler", "handler done", "after", "run async body"], | 
|  | events); | 
|  | asyncEnd(); | 
|  | }); | 
|  | } |