// Copyright (c) 2016, 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
/// Description    Operator                          Associativity Precedence
/// Relational        as                                 None           8
/// @description Test that 'as' relational operator has precedence (8).
/// Compare with Equality '==' operator (precedence 7). Test that 'as' has
/// priority higher than '=='
/// @author sgrekhov@unipro.ru

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

main() {
  num a = 0;
  num b = 0;
  Expect.equals(a == (b as int), a == b as int);
}
