// 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.microtask(dynamic computation())
///    If calling computation returns a non-future value, the returned future is
/// completed with that value.
/// @description Checks that if computation() returns a value, it becomes the
/// result of created future.
/// @author ilya

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

main() {
  var value = [1, 2, 3];

  asyncStart();
  new Future.microtask(() => value)
    .then((x) {
      Expect.identical(value, x);
      asyncEnd();
    });
}
