| // Copyright (c) 2011-2016, 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. |
| |
| /// @assertion Future<Isolate> spawnUri(Uri uri, |
| /// List<String> args, |
| /// message, |
| /// { bool paused: false, |
| /// SendPort onExit, |
| /// SendPort onError, |
| /// bool errorsAreFatal, |
| /// bool checked, |
| /// Map<String, String> environment, |
| /// Uri packageRoot, |
| /// Uri packageConfig, |
| /// bool automaticPackageResolution: false |
| /// } |
| /// ) |
| /// Creates and spawns an isolate that runs the code from the library with |
| /// the specified URI. |
| /// The isolate starts executing the top-level main function of the library |
| /// with the given URI. |
| /// The target main must be callable with zero, one or two arguments. |
| /// Examples: |
| /// main() |
| /// main(args) |
| /// main(args, message) |
| /// When present, the parameter args is set to the provided args list. When |
| /// present, the parameter message is set to the initial message. |
| /// |
| /// @description Checks that chained spawning of 10 isolates works properly. |
| /// |
| /// @author kaigorodov |
| |
| import "dart:isolate"; |
| import "../../../Utils/expect.dart"; |
| |
| void main(List<String> args, SendPort? replyPort) { |
| int n = args.length == 0 ? 10 : int.parse(args[0]); |
| ReceivePort receivePort = new ReceivePort(); |
| |
| void reply() { |
| if (replyPort != null) { |
| replyPort.send(n); |
| } |
| } |
| |
| if (n > 0) { |
| if (n == 10) { |
| asyncStart(); |
| } |
| receivePort.listen((var message) { |
| receivePort.close(); |
| Expect.equals(n - 1, message); |
| reply(); |
| if (n == 10) { |
| asyncEnd(); |
| } |
| }); |
| Isolate.spawnUri(new Uri.file("spawnUri_A01_t04.dart"), |
| [(n - 1).toString()], receivePort.sendPort); |
| } else { |
| reply(); |
| } |
| } |