test262/test/language/expressions/division/S11.5.2_A4_T1.2.js

51 lines
1.4 KiB
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: >
The result of division is determined by the specification of IEEE 754
arithmetics
es5id: 11.5.2_A4_T1.2
description: If right operand is NaN, the result is NaN
---*/
//CHECK#1
if (isNaN(Number.NaN / Number.NaN) !== true) {
$ERROR('#1: NaN / NaN === Not-a-Number. Actual: ' + (NaN / NaN));
}
//CHECK#2
if (isNaN(+0 / Number.NaN) !== true) {
$ERROR('#2: +0 / NaN === Not-a-Number. Actual: ' + (+0 / NaN));
}
//CHECK#3
if (isNaN(-0 / Number.NaN) !== true) {
$ERROR('#3: -0 / NaN === Not-a-Number. Actual: ' + (-0 / NaN));
}
//CHECK#4
if (isNaN(Number.POSITIVE_INFINITY / Number.NaN) !== true) {
$ERROR('#4: Infinity / NaN === Not-a-Number. Actual: ' + (Infinity / NaN));
}
//CHECK#5
if (isNaN(Number.NEGATIVE_INFINITY / Number.NaN) !== true) {
$ERROR('#5: -Infinity / NaN === Not-a-Number. Actual: ' + ( -Infinity / NaN));
}
//CHECK#6
if (isNaN(Number.MAX_VALUE / Number.NaN) !== true) {
$ERROR('#6: Number.MAX_VALUE / NaN === Not-a-Number. Actual: ' + (Number.MAX_VALUE / NaN));
}
//CHECK#7
if (isNaN(Number.MIN_VALUE / Number.NaN) !== true) {
$ERROR('#7: Number.MIN_VALUE / NaN === Not-a-Number. Actual: ' + (Number.MIN_VALUE / NaN));
}
//CHECK#8
if (isNaN(1 / Number.NaN) !== true) {
$ERROR('#8: 1 / NaN === Not-a-Number. Actual: ' + (1 / NaN));
}