| // Copyright (c) 2014, 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. |
| |
| // VMOptions=--enable-isolate-groups --experimental-enable-isolate-groups-jit |
| // VMOptions=--no-enable-isolate-groups |
| |
| import "dart:isolate"; |
| import "dart:async"; |
| import "package:async_helper/async_helper.dart"; |
| |
| isomain1(replyPort) { |
| RawReceivePort port = new RawReceivePort(); |
| port.handler = (v) { |
| replyPort.send(v); |
| port.close(); |
| }; |
| replyPort.send(port.sendPort); |
| } |
| |
| main() { |
| asyncStart(); |
| RawReceivePort reply = new RawReceivePort(); |
| late Isolate isolate; |
| late Capability resume; |
| var completer = new Completer(); // Completed by first reply from isolate. |
| reply.handler = completer.complete; |
| Isolate.spawn(isomain1, reply.sendPort).then((Isolate iso) { |
| isolate = iso; |
| return completer.future; |
| }).then((echoPort) { |
| // Isolate has been created, and first response has been returned. |
| resume = isolate.pause(); |
| echoPort.send(24); |
| reply.handler = (v) { |
| throw "RESPONSE WHILE PAUSED?!?"; |
| }; |
| return new Future.delayed(const Duration(milliseconds: 250)); |
| }).then((_) { |
| reply.handler = (v) { |
| if (v != 24) throw "WRONG ANSWER!"; |
| reply.close(); |
| asyncEnd(); |
| }; |
| isolate.resume(resume); |
| }); |
| } |