LibTest/async/StreamController/addError_A01_t01.dart

// Copyright (c) 2011, 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 addError(Object error, [StackTrace stackTrace])
/// Send or enqueue an error event.
///
/// @description Checks that an error event is created.
/// @author kaigorodov

import "dart:async";
import "../../../Utils/expect.dart";

main() {
  StreamController controller = new StreamController();
  var error0 = 12345;
  controller.addError(error0);
  asyncStart();
  controller.stream.listen(
    (value) {
      Expect.fail("unexpected onData call");
    },
    onError: (error1) {
      Expect.equals(error0, error1);
      asyncEnd();
    }
  );
  controller.close();
}