src/third_party/mozjs-45/js/src/tests/test262/ch11/11.6/11.6.1/S11.6.1_A4_T4.js

// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/**
 * The result of an addition is determined using the rules of IEEE 754 double-precision arithmetics
 *
 * @path ch11/11.6/11.6.1/S11.6.1_A4_T4.js
 * @description The sum of an infinity and a finite value is equal to the infinite operand
 */

//CHECK#1
if (Number.POSITIVE_INFINITY + 1 !== Number.POSITIVE_INFINITY ) {
  $ERROR('#1: Infinity + 1 === Infinity. Actual: ' + (Infinity + 1));
}

//CHECK#2
if (-1 + Number.POSITIVE_INFINITY !== Number.POSITIVE_INFINITY ) {
  $ERROR('#2: -1 + Infinity === Infinity. Actual: ' + (-1 + Infinity));
}

//CHECK#3
if (Number.NEGATIVE_INFINITY + 1 !== Number.NEGATIVE_INFINITY ) {
  $ERROR('#3: -Infinity + 1 === -Infinity. Actual: ' + (-Infinity + 1));
}

//CHECK#4
if (-1 + Number.NEGATIVE_INFINITY !== Number.NEGATIVE_INFINITY ) {
  $ERROR('#4: -1 + -Infinity === -Infinity. Actual: ' + (-1 + -Infinity));
}

//CHECK#5
if (Number.POSITIVE_INFINITY + Number.MAX_VALUE !== Number.POSITIVE_INFINITY ) {
  $ERROR('#5: Infinity + Number.MAX_VALUE === Infinity. Actual: ' + (Infinity + Number.MAX_VALUE));
}

//CHECK#6
if (-Number.MAX_VALUE + Number.POSITIVE_INFINITY !== Number.POSITIVE_INFINITY ) {
  $ERROR('#6: -Number.MAX_VALUE + Infinity === Infinity. Actual: ' + (-Number.MAX_VALUE + Infinity));
}

//CHECK#7
if (Number.NEGATIVE_INFINITY + Number.MAX_VALUE !== Number.NEGATIVE_INFINITY ) {
  $ERROR('#7: -Infinity + Number.MAX_VALUE === -Infinity. Actual: ' + (-Infinity + Number.MAX_VALUE));
}

//CHECK#8
if (-Number.MAX_VALUE + Number.NEGATIVE_INFINITY !== Number.NEGATIVE_INFINITY ) {
  $ERROR('#8: -Number.MAX_VALUE + -Infinity === -Infinity. Actual: ' + (-Number.MAX_VALUE + -Infinity));
}