| // 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. |
| |
| // @dart = 2.9 |
| |
| // Create a user-defined class in a new isolate. |
| // |
| // Regression test for vm bug 2235: We were forgetting to finalize |
| // classes in new isolates started using the v2 api. |
| |
| library spawn_tests; |
| |
| import 'dart:isolate'; |
| import 'package:expect/expect.dart'; |
| |
| class MyClass { |
| final myVar = 'there'; |
| myFunc(msg) { |
| return '$msg $myVar'; |
| } |
| } |
| |
| isolateEntryPoint(args) { |
| final reply = args[1]; |
| final msg = args[0]; |
| reply.send('re: ${new MyClass().myFunc(msg)}'); |
| } |
| |
| Future<void> main([args, port]) async { |
| // message - reply chain' |
| final exitPort = ReceivePort(); |
| final replyPort = ReceivePort(); |
| |
| Isolate.spawn(isolateEntryPoint, ['hi', replyPort.sendPort], |
| onExit: exitPort.sendPort); |
| |
| replyPort.listen((msg) { |
| replyPort.close(); |
| Expect.equals(msg, 're: hi there'); |
| }); |
| |
| // Explicitly await spawned isolate exit to enforce main isolate not |
| // completing (and the stand-alone runtime exiting) before the spawned |
| // isolate is done. |
| await exitPort.first; |
| } |