// 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 A bitwise expression of the form e1 op e2
/// is equivalent to the method invocation e1.op(e2).
/// @description Checks that an expression of the form e1 & e2
/// is equivalent to the method invocation e1.operator&(e2).
/// @author msyabro


import '../../../Utils/expect.dart';

class A {
  var val;
  operator &(var arg) {
    val = arg;
  }
}

main() {
  A a = new A();
  int arg = 123;
  a & arg;
  Expect.isTrue(a.val == arg);
}
