js/src/tests/js1_5/Object/regress-465476.js

changeset 0
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-1:000000000000 0:3e0b3165cd6a
1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
2 /* This Source Code Form is subject to the terms of the Mozilla Public
3 * License, v. 2.0. If a copy of the MPL was not distributed with this
4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
5
6 //-----------------------------------------------------------------------------
7 var BUGNUMBER = 465476;
8 var summary = '"-0" and "0" are distinct properties.';
9 var actual = '';
10 var expect = '';
11
12
13 //-----------------------------------------------------------------------------
14 test();
15 //-----------------------------------------------------------------------------
16
17 function test()
18 {
19 enterFunc ('test');
20 printBugNumber(BUGNUMBER);
21 printStatus (summary);
22
23 var x = { "0": 3, "-0": 7 };
24
25 expect = actual = 'No Exception';
26
27 try
28 {
29 if (!("0" in x))
30 throw "0 not in x";
31 if (!("-0" in x))
32 throw "-0 not in x";
33 delete x[0];
34 if ("0" in x)
35 throw "0 in x after delete";
36 if (!("-0" in x))
37 throw "-0 removed from x after unassociated delete";
38 delete x["-0"];
39 if ("-0" in x)
40 throw "-0 in x after delete";
41 x[0] = 3;
42 if (!("0" in x))
43 throw "0 not in x after insertion of 0 property";
44 if ("-0" in x)
45 throw "-0 in x after insertion of 0 property";
46 x["-0"] = 7;
47 if (!("-0" in x))
48 throw "-0 not in x after reinsertion";
49
50 var props = [];
51 for (var i in x)
52 props.push(i);
53 if (props.length !== 2)
54 throw "not all props found!";
55 }
56 catch(ex)
57 {
58 actual = ex + '';
59 }
60 reportCompare(expect, actual, summary);
61
62 exitFunc ('test');
63 }

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