1// Copyright 2008 the V8 project authors. All rights reserved.
2// Redistribution and use in source and binary forms, with or without
3// modification, are permitted provided that the following conditions are
4// met:
5//
6//     * Redistributions of source code must retain the above copyright
7//       notice, this list of conditions and the following disclaimer.
8//     * Redistributions in binary form must reproduce the above
9//       copyright notice, this list of conditions and the following
10//       disclaimer in the documentation and/or other materials provided
11//       with the distribution.
12//     * Neither the name of Google Inc. nor the names of its
13//       contributors may be used to endorse or promote products derived
14//       from this software without specific prior written permission.
15//
16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Flags: --random-seed=17
29
30assertEquals("ÎÎΣÎÎΣ ÎÎΣÎÎΣ".toLowerCase(), "κοÏÎ¼Î¿Ï ÎºÎ¿ÏμοÏ");
31
32var A_CODE = "A".charCodeAt(0);
33var Z_CODE = "Z".charCodeAt(0);
34var a_CODE = "a".charCodeAt(0);
35var z_CODE = "z".charCodeAt(0);
36
37function charCodeToLower(charCode) {
38  if (A_CODE <= charCode && charCode <= Z_CODE) {
39    return charCode + a_CODE - A_CODE;
40  }
41  return charCode;
42}
43
44function charCodeToUpper(charCode) {
45  if (a_CODE <= charCode && charCode <= z_CODE) {
46    return charCode - (a_CODE - A_CODE);
47  }
48  return charCode;
49}
50
51function test(length) {
52  var str = "";
53  var strLower = "";
54  var strUpper = "";
55  for (var i = 0; i < length; i++) {
56    var c = Math.round(0x7f * Math.random());
57    str += String.fromCharCode(c);
58    strLower += String.fromCharCode(charCodeToLower(c));
59    strUpper += String.fromCharCode(charCodeToUpper(c));
60  }
61  assertEquals(strLower, str.toLowerCase());
62  assertEquals(strUpper, str.toUpperCase());
63}
64
65for (var i = 1; i <= 128; i <<= 1); {
66  for (var j = 0; j < 8; j++) {
67    for (var k = 0; k < 3; k++) {
68      test(i + j);
69    }
70  }
71}
72