LibTest/isolate/Isolate/addOnExitListener_A01_t03.dart

// Copyright (c) 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 void addOnExitListener(
///                    SendPort responsePort, {
///                    Object response
///            })
///    Asks the isolate to send response on responsePort when it terminates.
///    The isolate will send a response message on responsePort as the last
/// thing before it terminates. It will run no further code after the message
/// has been sent.
///
/// @description Check that isolate sends event on responsePort,
/// when it terminates with error. Parameter response is not specified.
///
/// @author a.semenov@unipro.ru

import "dart:isolate";
import "../../../Utils/expect.dart";
import "IsolateUtil.dart";

test() async {
  ErrorServer server = await ErrorServer.spawn(errorsAreFatal: true);
  ReceivePort onExit = new ReceivePort();
  onExit.listen(
    (_) {
      onExit.close();
      asyncEnd();
    }
  );
  server.isolate.addOnExitListener(onExit.sendPort);
  server.generateError();
}

main() {
  asyncStart();
  test();
}