// Copyright (c) 2012, 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.
// Check const classes.

class AConst {
  const AConst() : b_ = 3 ;
  final int b_;
}


class BConst {
  const BConst();
  set foo(value) {}
  get foo { return 5; }

  operator [](ix) { return ix; }
  operator []=(ix, value) {}  
}


testMain() {
  var o = const AConst();
  Expect.equals(3, o.b_);

  var x = (const BConst()).foo++;
  Expect.equals(5, x);

  var y = (const BConst())[5]++;
  Expect.equals(5, y);
}


main() {
  for (int i = 0; i < 1000; i++) {
    testMain();
  }
}
