gecko/js/tests/ecma/Math/15.8.2.7.js

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/* -*- 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
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is Mozilla Communicator client code, released
* March 31, 1998.
*
* The Initial Developer of the Original Code is
* Netscape Communications Corporation.
* Portions created by the Initial Developer are Copyright (C) 1998
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
gTestfile = '15.8.2.7.js';
/**
File Name: 15.8.2.7.js
ECMA Section: 15.8.2.7 cos( x )
Description: return an approximation to the cosine of the
argument. argument is expressed in radians
Author: christine@netscape.com
Date: 7 july 1997
*/
var SECTION = "15.8.2.7";
var VERSION = "ECMA_1";
startTest();
var TITLE = "Math.cos(x)";
writeHeaderToLog( SECTION + " "+ TITLE);
new TestCase( SECTION,
"Math.cos.length",
1,
Math.cos.length );
new TestCase( SECTION,
"Math.cos()",
Number.NaN,
Math.cos() );
new TestCase( SECTION,
"Math.cos(void 0)",
Number.NaN,
Math.cos(void 0) );
new TestCase( SECTION,
"Math.cos(false)",
1,
Math.cos(false) );
new TestCase( SECTION,
"Math.cos(null)",
1,
Math.cos(null) );
new TestCase( SECTION,
"Math.cos('0')",
1,
Math.cos('0') );
new TestCase( SECTION,
"Math.cos('Infinity')",
Number.NaN,
Math.cos("Infinity") );
new TestCase( SECTION,
"Math.cos('3.14159265359')",
-1,
Math.cos('3.14159265359') );
new TestCase( SECTION,
"Math.cos(NaN)",
Number.NaN,
Math.cos(Number.NaN) );
new TestCase( SECTION,
"Math.cos(0)",
1,
Math.cos(0) );
new TestCase( SECTION,
"Math.cos(-0)",
1,
Math.cos(-0) );
new TestCase( SECTION,
"Math.cos(Infinity)",
Number.NaN,
Math.cos(Number.POSITIVE_INFINITY) );
new TestCase( SECTION,
"Math.cos(-Infinity)",
Number.NaN,
Math.cos(Number.NEGATIVE_INFINITY) );
new TestCase( SECTION,
"Math.cos(0.7853981633974)",
0.7071067811865,
Math.cos(0.7853981633974) );
new TestCase( SECTION,
"Math.cos(1.570796326795)",
0,
Math.cos(1.570796326795) );
new TestCase( SECTION,
"Math.cos(2.356194490192)",
-0.7071067811865,
Math.cos(2.356194490192) );
new TestCase( SECTION,
"Math.cos(3.14159265359)",
-1,
Math.cos(3.14159265359) );
new TestCase( SECTION,
"Math.cos(3.926990816987)",
-0.7071067811865,
Math.cos(3.926990816987) );
new TestCase( SECTION,
"Math.cos(4.712388980385)",
0,
Math.cos(4.712388980385) );
new TestCase( SECTION,
"Math.cos(5.497787143782)",
0.7071067811865,
Math.cos(5.497787143782) );
new TestCase( SECTION,
"Math.cos(Math.PI*2)",
1,
Math.cos(Math.PI*2) );
new TestCase( SECTION,
"Math.cos(Math.PI/4)",
Math.SQRT2/2,
Math.cos(Math.PI/4) );
new TestCase( SECTION,
"Math.cos(Math.PI/2)",
0,
Math.cos(Math.PI/2) );
new TestCase( SECTION,
"Math.cos(3*Math.PI/4)",
-Math.SQRT2/2,
Math.cos(3*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(Math.PI)",
-1,
Math.cos(Math.PI) );
new TestCase( SECTION,
"Math.cos(5*Math.PI/4)",
-Math.SQRT2/2,
Math.cos(5*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(3*Math.PI/2)",
0,
Math.cos(3*Math.PI/2) );
new TestCase( SECTION,
"Math.cos(7*Math.PI/4)",
Math.SQRT2/2,
Math.cos(7*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(Math.PI*2)",
1,
Math.cos(2*Math.PI) );
new TestCase( SECTION,
"Math.cos(-0.7853981633974)",
0.7071067811865,
Math.cos(-0.7853981633974) );
new TestCase( SECTION,
"Math.cos(-1.570796326795)",
0,
Math.cos(-1.570796326795) );
new TestCase( SECTION,
"Math.cos(-2.3561944901920)",
-.7071067811865,
Math.cos(2.3561944901920) );
new TestCase( SECTION,
"Math.cos(-3.14159265359)",
-1,
Math.cos(3.14159265359) );
new TestCase( SECTION,
"Math.cos(-3.926990816987)",
-0.7071067811865,
Math.cos(3.926990816987) );
new TestCase( SECTION,
"Math.cos(-4.712388980385)",
0,
Math.cos(4.712388980385) );
new TestCase( SECTION,
"Math.cos(-5.497787143782)",
0.7071067811865,
Math.cos(5.497787143782) );
new TestCase( SECTION,
"Math.cos(-6.28318530718)",
1,
Math.cos(6.28318530718) );
new TestCase( SECTION,
"Math.cos(-Math.PI/4)",
Math.SQRT2/2,
Math.cos(-Math.PI/4) );
new TestCase( SECTION,
"Math.cos(-Math.PI/2)",
0,
Math.cos(-Math.PI/2) );
new TestCase( SECTION,
"Math.cos(-3*Math.PI/4)",
-Math.SQRT2/2,
Math.cos(-3*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(-Math.PI)",
-1,
Math.cos(-Math.PI) );
new TestCase( SECTION,
"Math.cos(-5*Math.PI/4)",
-Math.SQRT2/2,
Math.cos(-5*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(-3*Math.PI/2)",
0,
Math.cos(-3*Math.PI/2) );
new TestCase( SECTION,
"Math.cos(-7*Math.PI/4)",
Math.SQRT2/2,
Math.cos(-7*Math.PI/4) );
new TestCase( SECTION,
"Math.cos(-Math.PI*2)",
1,
Math.cos(-Math.PI*2) );
test();