// 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.

import "package:expect/expect.dart";

class A {
  static foo(res) {
    return res;
  }

  bar(res) {
    return foo(res);
  }

  bar2(res) {
    return A.foo(res);
  }
}

main() {
  A a = new A();
  Expect.equals(42, a.bar(42));
  Expect.equals(43, a.bar2(43));
}
