SSL 15.8.2.5.js
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/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2. 0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2. 0/. */
/**
File Name: 15. 8. 2. 5.js
ECMA Section: 15. 8. 2. 5 atan2( y, x )
Description:
Author: christine@netscape.com
Date: 7 july 1997
*/
var SECTION = " 15. 8. 2. 5";
var TITLE = "Math.atan2(x,y)";
var BUGNUMBER=" 76111";
printBugNumber(BUGNUMBER);
writeHeaderToLog( SECTION + " "+ TITLE);
new TestCase(
"Math.atan2.length",
2,
Math.atan2.length );
new TestCase(
"Math.atan2(NaN, 0)",
Number.NaN,
Math.atan2(Number.NaN, 0) );
new TestCase(
"Math.atan2(null, null)",
0,
Math.atan2(null, null) );
new TestCase(
"Math.atan2(void 0, void 0)",
Number.NaN,
Math.atan2(void 0, void 0) );
new TestCase(
"Math.atan2()",
Number.NaN,
Math.atan2() );
new TestCase(
"Math.atan2( 0, NaN)",
Number.NaN,
Math.atan2( 0,Number.NaN) );
new TestCase(
"Math.atan2( 1, 0)",
Math.PI/ 2,
Math.atan2( 1, 0) );
new TestCase(
"Math.atan2( 1,- 0)",
Math.PI/ 2,
Math.atan2( 1,- 0) );
new TestCase(
"Math.atan2( 0, 0. 001)",
0,
Math.atan2( 0, 0. 001) );
new TestCase(
"Math.atan2( 0, 0)",
0,
Math.atan2( 0, 0) );
new TestCase(
"Math.atan2( 0, - 0)",
Math.PI,
Math.atan2( 0,- 0) );
new TestCase(
"Math.atan2( 0, - 1)",
Math.PI,
Math.atan2( 0, - 1) );
new TestCase(
"Math.atan2(- 0, 1)",
- 0,
Math.atan2(- 0, 1) );
new TestCase(
"Infinity/Math.atan2(- 0, 1)",
-Infinity,
Infinity/Math.atan2(- 0, 1) );
new TestCase(
"Math.atan2(- 0, 0)",
- 0,
Math.atan2(- 0, 0) );
new TestCase(
"Math.atan2(- 0, - 0)",
-Math.PI,
Math.atan2(- 0, - 0) );
new TestCase(
"Math.atan2(- 0, - 1)",
-Math.PI,
Math.atan2(- 0, - 1) );
new TestCase(
"Math.atan2(- 1, 0)",
-Math.PI/ 2,
Math.atan2(- 1, 0) );
new TestCase(
"Math.atan2(- 1, - 0)",
-Math.PI/ 2,
Math.atan2(- 1, - 0) );
new TestCase(
"Math.atan2( 1, Infinity)",
0,
Math.atan2( 1, Number.POSITIVE_INFINITY) );
new TestCase(
"Math.atan2( 1,-Infinity)",
Math.PI,
Math.atan2( 1, Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.atan2(- 1, Infinity)",
- 0,
Math.atan2(- 1,Number.POSITIVE_INFINITY) );
new TestCase(
"Infinity/Math.atan2(- 1, Infinity)",
-Infinity,
Infinity/Math.atan2(- 1,Infinity) );
new TestCase(
"Math.atan2(- 1,-Infinity)",
-Math.PI,
Math.atan2(- 1,Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.atan2(Infinity, 0)",
Math.PI/ 2,
Math.atan2(Number.POSITIVE_INFINITY, 0) );
new TestCase(
"Math.atan2(Infinity, 1)",
Math.PI/ 2,
Math.atan2(Number.POSITIVE_INFINITY, 1) );
new TestCase(
"Math.atan2(Infinity,- 1)",
Math.PI/ 2,
Math.atan2(Number.POSITIVE_INFINITY,- 1) );
new TestCase(
"Math.atan2(Infinity,- 0)",
Math.PI/ 2,
Math.atan2(Number.POSITIVE_INFINITY,- 0) );
new TestCase(
"Math.atan2(-Infinity, 0)",
-Math.PI/ 2,
Math.atan2(Number.NEGATIVE_INFINITY, 0) );
new TestCase(
"Math.atan2(-Infinity,- 0)",
-Math.PI/ 2,
Math.atan2(Number.NEGATIVE_INFINITY,- 0) );
new TestCase(
"Math.atan2(-Infinity, 1)",
-Math.PI/ 2,
Math.atan2(Number.NEGATIVE_INFINITY, 1) );
new TestCase(
"Math.atan2(-Infinity, - 1)",
-Math.PI/ 2,
Math.atan2(Number.NEGATIVE_INFINITY,- 1) );
new TestCase(
"Math.atan2(Infinity, Infinity)",
Math.PI/ 4,
Math.atan2(Number.POSITIVE_INFINITY, Number.POSITIVE_INFINITY) );
new TestCase(
"Math.atan2(Infinity, -Infinity)",
3*Math.PI/ 4,
Math.atan2(Number.POSITIVE_INFINITY, Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.atan2(-Infinity, Infinity)",
-Math.PI/ 4,
Math.atan2(Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY) );
new TestCase(
"Math.atan2(-Infinity, -Infinity)",
- 3*Math.PI/ 4,
Math.atan2(Number.NEGATIVE_INFINITY, Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.atan2(- 1, 1)",
-Math.PI/ 4,
Math.atan2( - 1, 1) );
test();
[Verzeichnis aufwärts0.70unsichere Verbindung]
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2026-06-09
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