gecko/js/tests/ecma/Expressions/11.4.7-02.js
2008-05-09 20:33:48 -07:00

88 lines
3.0 KiB
JavaScript

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
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*
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* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is JavaScript Engine testing utilities.
*
* The Initial Developer of the Original Code is
* Mozilla Foundation.
* Portions created by the Initial Developer are Copyright (C) 2007
* the Initial Developer. All Rights Reserved.
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* Contributor(s):
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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gTestfile = '11.4.7-02.js';
/**
* File Name: 11.4.7-02.js
* Reference: https://bugzilla.mozilla.org/show_bug.cgi?id=432881
* Description: ecma 11.4.7
*/
var SECTION = "11.4.7";
var VERSION = "ECMA";
var TITLE = "Unary - Operator";
var BUGNUMBER = "432881";
startTest();
test_negation(0, -0.0);
test_negation(-0.0, 0);
test_negation(1, -1);
test_negation(1.0/0.0, -1.0/0.0);
test_negation(-1.0/0.0, 1.0/0.0);
//1073741824 == (1 << 30)
test_negation(1073741824, -1073741824);
test_negation(-1073741824, 1073741824);
//1073741824 == (1 << 30) - 1
test_negation(1073741823, -1073741823);
test_negation(-1073741823, 1073741823);
//1073741824 == (1 << 30)
test_negation(1073741824, -1073741824);
test_negation(-1073741824, 1073741824);
//1073741824 == (1 << 30) - 1
test_negation(1073741823, -1073741823);
test_negation(-1073741823, 1073741823);
//2147483648 == (1 << 31)
test_negation(2147483648, -2147483648);
test_negation(-2147483648, 2147483648);
//2147483648 == (1 << 31) - 1
test_negation(2147483647, -2147483647);
test_negation(-2147483647, 2147483647);
function test_negation(value, expected)
{
var actual = -value;
reportCompare(expected, actual, '-(' + value + ') == ' + expected);
}