// 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 Using an initializing formal this.id in a formal parameter list
/// does not introduce a formal parameter name into the scope of the constructor.
/// However, the initializing formal does effect the type of the constructor
/// function exactly as if a formal parameter named id of the same type were
/// introduced in the same position.
/// @description Checks that an initializing formal 'this.id' can be named and
/// is accessible by the name 'id'.
/// @author msyabro

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

class C {
  int id;
  C({this.id:1}) {}
}

main() {
  var o = new C();
  Expect.equals(1, o.id);

  o = new C(id: 3);
  Expect.equals(3, o.id);
}

