test262/test/suite/ch15/15.7/15.7.4/15.7.4.4/S15.7.4.4_A1_T01.js
2011-10-03 13:04:52 -07:00

51 lines
1.2 KiB
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* Number.prototype.valueOf() returns this number value
*
* @path ch15/15.7/15.7.4/15.7.4.4/S15.7.4.4_A1_T01.js
* @description Call without argument
*/
//CHECK#1
if(Number.prototype.valueOf() !== 0){
$ERROR('#1: Number.prototype.valueOf() === 0');
}
//CHECK#2
if((new Number()).valueOf() !== 0){
$ERROR('#2: (new Number()).valueOf() === 0');
}
//CHECK#3
if((new Number(0)).valueOf() !== 0){
$ERROR('#3: (new Number(0)).valueOf() === 0');
}
//CHECK#4
if((new Number(-1)).valueOf() !== -1){
$ERROR('#4: (new Number(-1)).valueOf() === -1');
}
//CHECK#5
if((new Number(1)).valueOf() !== 1){
$ERROR('#5: (new Number(1)).valueOf() === 1');
}
//CHECK#6
if(!isNaN((new Number(Number.NaN)).valueOf())){
$ERROR('#6: (new Number(Number.NaN)).valueOf() === NaN');
}
//CHECK#7
if((new Number(Number.POSITIVE_INFINITY)).valueOf() !== Number.POSITIVE_INFINITY){
$ERROR('#7: (new Number(Number.POSITIVE_INFINITY)).valueOf() === Infinity');
}
//CHECK#8
if((new Number(Number.NEGATIVE_INFINITY)).valueOf() !== Number.NEGATIVE_INFINITY){
$ERROR('#8: (new Number(Number.NEGATIVE_INFINITY)).valueOf() === -Infinity');
}