// Copyright (c) 2013, 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.

import 'package:expect/async_helper.dart';
import 'package:expect/expect.dart';
import 'dart:async';

main() {
  StackTrace trace;
  asyncStart();
  var f = new Future(() {
    throw "foo";
  });
  f
      .then((_) => 499)
      .then<Null>(
        (_) {
          throw "Unreachable";
        },
        onError: (e, st) {
          Expect.equals("foo", e);
          Expect.isNotNull(st);
          asyncEnd();
        },
      );
}