// 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 If the string is not already all upper case, returns a new string
///            where all characters of this string are made upper case. Returns
///            this otherwise.
/// @description Checks that if the string is already in upper case then it is
///              returned instead of a new string.
/// @author msyabro

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

main() {
  String str = "ALL CHARACTERS IN UPPER CASE";
  String str2 = str.toUpperCase();

  Expect.identical(str, str2);
}