/* -*- 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 . 13 . js
ECMA Section : 15 . 8 . 2 . 13 Math . pow ( x , y )
Description : return an approximation to the result of x
to the power of y . there are many special cases ;
refer to the spec .
Author : christine @ netscape . com
Date : 9 july 1997
*/
var SECTION =
"15.8.2.13" ;
var TITLE =
"Math.pow(x, y)" ;
var BUGNUMBER=
"77141" ;
printBugNumber(BUGNUMBER);
writeHeaderToLog( SECTION +
" " + TITLE);
new TestCase(
"Math.pow.length" ,
2 ,
Math.pow.length );
new TestCase(
"Math.pow()" ,
Number.NaN,
Math.pow() );
new TestCase(
"Math.pow(null, null)" ,
1 ,
Math.pow(
null ,
null ) );
new TestCase(
"Math.pow(void 0, void 0)" ,
Number.NaN,
Math.pow(
void 0 ,
void 0 ));
new TestCase(
"Math.pow(true, false)" ,
1 ,
Math.pow(
true ,
false ) );
new TestCase(
"Math.pow(false,true)" ,
0 ,
Math.pow(
false ,
true ) );
new TestCase(
"Math.pow('2','32')" ,
4294967296 ,
Math.pow(
'2' ,
'32' ) );
new TestCase(
"Math.pow(1,NaN)" ,
Number.NaN,
Math.pow(
1 ,Number.NaN) );
new TestCase(
"Math.pow(0,NaN)" ,
Number.NaN,
Math.pow(
0 ,Number.NaN) );
new TestCase(
"Math.pow(NaN,0)" ,
1 ,
Math.pow(Number.NaN,
0 ) );
new TestCase(
"Math.pow(NaN,-0)" ,
1 ,
Math.pow(Number.NaN,-
0 ) );
new TestCase(
"Math.pow(NaN,1)" ,
Number.NaN,
Math.pow(Number.NaN,
1 ) );
new TestCase(
"Math.pow(NaN,.5)" ,
Number.NaN,
Math.pow(Number.NaN, .
5 ) );
new TestCase(
"Math.pow(1.00000001, Infinity)" ,
Number.POSITIVE_INFINITY,
Math.pow(
1 .
00000001 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(1.00000001, -Infinity)" ,
0 ,
Math.pow(
1 .
00000001 , Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(-1.00000001, Infinity)" ,
Number.POSITIVE_INFINITY,
Math.pow(-
1 .
00000001 ,Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-1.00000001, -Infinity)" ,
0 ,
Math.pow(-
1 .
00000001 ,Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(1, Infinity)" ,
Number.NaN,
Math.pow(
1 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(1, -Infinity)" ,
Number.NaN,
Math.pow(
1 , Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(-1, Infinity)" ,
Number.NaN,
Math.pow(-
1 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-1, -Infinity)" ,
Number.NaN,
Math.pow(-
1 , Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(.0000000009, Infinity)" ,
0 ,
Math.pow(.
0000000009 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-.0000000009, Infinity)" ,
0 ,
Math.pow(-.
0000000009 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(.0000000009, -Infinity)" ,
Number.POSITIVE_INFINITY,
Math.pow(-.
0000000009 , Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(Infinity, .00000000001)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.POSITIVE_INFINITY,.
00000000001 ) );
new TestCase(
"Math.pow(Infinity, 1)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.POSITIVE_INFINITY,
1 ) );
new TestCase(
"Math.pow(Infinity, -.00000000001)" ,
0 ,
Math.pow(Number.POSITIVE_INFINITY, -.
00000000001 ) );
new TestCase(
"Math.pow(Infinity, -1)" ,
0 ,
Math.pow(Number.POSITIVE_INFINITY, -
1 ) );
new TestCase(
"Math.pow(-Infinity, 1)" ,
Number.NEGATIVE_INFINITY,
Math.pow(Number.NEGATIVE_INFINITY,
1 ) );
new TestCase(
"Math.pow(-Infinity, 333)" ,
Number.NEGATIVE_INFINITY,
Math.pow(Number.NEGATIVE_INFINITY,
333 ) );
new TestCase(
"Math.pow(Infinity, 2)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.POSITIVE_INFINITY,
2 ) );
new TestCase(
"Math.pow(-Infinity, 666)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.NEGATIVE_INFINITY,
666 ) );
new TestCase(
"Math.pow(-Infinity, 0.5)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.NEGATIVE_INFINITY,
0 .
5 ) );
new TestCase(
"Math.pow(-Infinity, Infinity)" ,
Number.POSITIVE_INFINITY,
Math.pow(Number.NEGATIVE_INFINITY, Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-Infinity, -1)" ,
-
0 ,
Math.pow(Number.NEGATIVE_INFINITY, -
1 ) );
new TestCase(
"Infinity/Math.pow(-Infinity, -1)" ,
-Infinity,
Infinity/Math.pow(Number.NEGATIVE_INFINITY, -
1 ) );
new TestCase(
"Math.pow(-Infinity, -3)" ,
-
0 ,
Math.pow(Number.NEGATIVE_INFINITY, -
3 ) );
new TestCase(
"Math.pow(-Infinity, -2)" ,
0 ,
Math.pow(Number.NEGATIVE_INFINITY, -
2 ) );
new TestCase(
"Math.pow(-Infinity, -0.5)" ,
0 ,
Math.pow(Number.NEGATIVE_INFINITY,-
0 .
5 ) );
new TestCase(
"Math.pow(-Infinity, -Infinity)" ,
0 ,
Math.pow(Number.NEGATIVE_INFINITY, Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(0, 1)" ,
0 ,
Math.pow(
0 ,
1 ) );
new TestCase(
"Math.pow(0, 0)" ,
1 ,
Math.pow(
0 ,
0 ) );
new TestCase(
"Math.pow(1, 0)" ,
1 ,
Math.pow(
1 ,
0 ) );
new TestCase(
"Math.pow(-1, 0)" ,
1 ,
Math.pow(-
1 ,
0 ) );
new TestCase(
"Math.pow(0, 0.5)" ,
0 ,
Math.pow(
0 ,
0 .
5 ) );
new TestCase(
"Math.pow(0, 1000)" ,
0 ,
Math.pow(
0 ,
1000 ) );
new TestCase(
"Math.pow(0, Infinity)" ,
0 ,
Math.pow(
0 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(0, -1)" ,
Number.POSITIVE_INFINITY,
Math.pow(
0 , -
1 ) );
new TestCase(
"Math.pow(0, -0.5)" ,
Number.POSITIVE_INFINITY,
Math.pow(
0 , -
0 .
5 ) );
new TestCase(
"Math.pow(0, -1000)" ,
Number.POSITIVE_INFINITY,
Math.pow(
0 , -
1000 ) );
new TestCase(
"Math.pow(0, -Infinity)" ,
Number.POSITIVE_INFINITY,
Math.pow(
0 , Number.NEGATIVE_INFINITY) );
new TestCase(
"Math.pow(-0, 1)" ,
-
0 ,
Math.pow(-
0 ,
1 ) );
new TestCase(
"Math.pow(-0, 3)" ,
-
0 ,
Math.pow(-
0 ,
3 ) );
new TestCase(
"Infinity/Math.pow(-0, 1)" ,
-Infinity,
Infinity/Math.pow(-
0 ,
1 ) );
new TestCase(
"Infinity/Math.pow(-0, 3)" ,
-Infinity,
Infinity/Math.pow(-
0 ,
3 ) );
new TestCase(
"Math.pow(-0, 2)" ,
0 ,
Math.pow(-
0 ,
2 ) );
new TestCase(
"Math.pow(-0, Infinity)" ,
0 ,
Math.pow(-
0 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-0, -1)" ,
Number.NEGATIVE_INFINITY,
Math.pow(-
0 , -
1 ) );
new TestCase(
"Math.pow(-0, -10001)" ,
Number.NEGATIVE_INFINITY,
Math.pow(-
0 , -
10001 ) );
new TestCase(
"Math.pow(-0, -2)" ,
Number.POSITIVE_INFINITY,
Math.pow(-
0 , -
2 ) );
new TestCase(
"Math.pow(-0, 0.5)" ,
0 ,
Math.pow(-
0 ,
0 .
5 ) );
new TestCase(
"Math.pow(-0, Infinity)" ,
0 ,
Math.pow(-
0 , Number.POSITIVE_INFINITY) );
new TestCase(
"Math.pow(-1, 0.5)" ,
Number.NaN,
Math.pow(-
1 ,
0 .
5 ) );
new TestCase(
"Math.pow(-1, NaN)" ,
Number.NaN,
Math.pow(-
1 , Number.NaN) );
new TestCase(
"Math.pow(-1, -0.5)" ,
Number.NaN,
Math.pow(-
1 , -
0 .
5 ) );
test();
Messung V0.5 in Prozent C=99 H=93 G=95
¤ Dauer der Verarbeitung: 0.3 Sekunden
¤
*© Formatika GbR, Deutschland