mirror of
https://github.com/tc39/test262.git
synced 2025-08-28 13:28:38 +02:00
31 lines
1.1 KiB
JavaScript
31 lines
1.1 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/**
|
|
* The result of a floating-point multiplication is governed by the rules of IEEE 754 double-precision arithmetics
|
|
*
|
|
* @path ch11/11.5/11.5.1/S11.5.1_A4_T4.js
|
|
* @description Multiplication of an infinity by an infinity results in an infinity of appropriate sign
|
|
*/
|
|
|
|
//CHECK#1
|
|
if (Number.NEGATIVE_INFINITY * Number.NEGATIVE_INFINITY !== Number.POSITIVE_INFINITY) {
|
|
$ERROR('#1: -Infinity * -Infinity === Infinity. Actual: ' + (-Infinity * -Infinity));
|
|
}
|
|
|
|
//CHECK#2
|
|
if (Number.POSITIVE_INFINITY * Number.POSITIVE_INFINITY !== Number.POSITIVE_INFINITY) {
|
|
$ERROR('#2: Infinity * Infinity === Infinity. Actual: ' + (Infinity * Infinity));
|
|
}
|
|
|
|
//CHECK#3
|
|
if (Number.NEGATIVE_INFINITY * Number.POSITIVE_INFINITY !== Number.NEGATIVE_INFINITY) {
|
|
$ERROR('#3: -Infinity * Infinity === -Infinity. Actual: ' + (-Infinity * Infinity));
|
|
}
|
|
|
|
//CHECK#4
|
|
if (Number.POSITIVE_INFINITY * Number.NEGATIVE_INFINITY !== Number.NEGATIVE_INFINITY) {
|
|
$ERROR('#4: Infinity * -Infinity === -Infinity. Actual: ' + (Infinity * -Infinity));
|
|
}
|
|
|