// 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.

library run_async_test;

import 'package:expect/expect.dart';
import 'dart:async';
import '../../../pkg/unittest/lib/unittest.dart';

main() {
  // Check that the callbacks are executed in order.
  test("run async in order test", () {
    int lastCallback = -1;
    for (int i = 0; i < 100; i++) {
      runAsync(expectAsync0(() {
        Expect.equals(lastCallback, i - 1);
        lastCallback = i;
      }));
    }
  });
}
