|  | // Copyright (c) 2012, 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. | 
|  |  | 
|  | // Example of spawning an isolate from a URI | 
|  |  | 
|  | import 'dart:isolate'; | 
|  |  | 
|  | import 'package:expect/async_helper.dart'; | 
|  | import 'package:expect/expect.dart'; | 
|  |  | 
|  | main() { | 
|  | asyncStart(); | 
|  | ReceivePort port = new ReceivePort(); | 
|  | port.first.then((msg) { | 
|  | Expect.equals('re: hi', msg); | 
|  | asyncEnd(); | 
|  | }); | 
|  |  | 
|  | Isolate.spawnUri(Uri.parse('spawn_uri_child_isolate.dart'), [ | 
|  | 'hi', | 
|  | ], port.sendPort); | 
|  | } |