LibTest/async/Future/Future.error_A01_t02.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 Future.error(error, [Object stackTrace])
/// A future that completes with an error in the next event-loop iteration.
/// The error must not be null.
/// @description Checks that a stackTrace can be passed to Future.error.
/// @author ilya

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

main() {
  Error error = new Error();
  Future future;
  StackTrace stackTrace;

  asyncStart();

  try {
    throw error;
  } catch(e, st) {
    stackTrace = st;
    future = new Future.error(e, st);
  }

  future.catchError((e, st) {
    Expect.identical(error, e);
    Expect.identical(stackTrace, st);
    asyncEnd();
  });
}