1// Copyright 2013 the V8 project authors. All rights reserved.
2// Copyright (C) 2005, 2006, 2007, 2008, 2009 Apple Inc. All rights reserved.
3//
4// Redistribution and use in source and binary forms, with or without
5// modification, are permitted provided that the following conditions
6// are met:
7// 1.  Redistributions of source code must retain the above copyright
8//     notice, this list of conditions and the following disclaimer.
9// 2.  Redistributions in binary form must reproduce the above copyright
10//     notice, this list of conditions and the following disclaimer in the
11//     documentation and/or other materials provided with the distribution.
12//
13// THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' AND ANY
14// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
15// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
16// DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS BE LIABLE FOR ANY
17// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
18// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
19// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
20// ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
21// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
22// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
23
24description(
25'Test for equality of many combinations types.'
26);
27
28var values = [ '0', '1', '0.1', '2', '3', '4', '5', '6', '7', '-0', '"0"', '"1"', '"0.1"', '"-0"', 'null', 'undefined', 'false', 'true', 'new String("0")', 'new Object' ];
29
30var exceptions = [
31    '"-0" == false',
32    '"0" == false',
33    '"0" == new String("0")',
34    '"1" == true',
35    '-0 == "-0"',
36    '-0 == "0"',
37    '-0 == false',
38    '-0 == new String("0")',
39    '0 == "-0"',
40    '0 == "0"',
41    '0 == -0',
42    '0 == false',
43    '0 == new String("0")',
44    '0 === -0',
45    '0.1 == "0.1"',
46    '1 == "1"',
47    '1 == true',
48    'new Object == new Object',
49    'new Object === new Object',
50    'new String("0") == false',
51    'new String("0") == new String("0")',
52    'new String("0") === new String("0")',
53    'null == undefined',
54];
55
56var exceptionMap = new Object;
57
58var i, j;
59
60for (i = 0; i < exceptions.length; ++i)
61    exceptionMap[exceptions[i]] = 1;
62
63for (i = 0; i < values.length; ++i) {
64    for (j = 0; j < values.length; ++j) {
65        var expression = values[i] + " == " + values[j];
66        var reversed = values[j] + " == " + values[i];
67        shouldBe(expression, ((i == j) ^ (exceptionMap[expression] || exceptionMap[reversed])) ? "true" : "false");
68    }
69}
70
71for (i = 0; i < values.length; ++i) {
72    for (j = 0; j < values.length; ++j) {
73        var expression = values[i] + " === " + values[j];
74        var reversed = values[j] + " === " + values[i];
75        shouldBe(expression, ((i == j) ^ (exceptionMap[expression] || exceptionMap[reversed])) ? "true" : "false");
76    }
77}
78