michael@0: // Copyright 2009 the Sputnik authors.  All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * The result of division is determined by the specification of IEEE 754 arithmetics
michael@0:  *
michael@0:  * @path ch11/11.5/11.5.2/S11.5.2_A4_T4.js
michael@0:  * @description Division of an infinity by an infinity results in NaN
michael@0:  */
michael@0: 
michael@0: //CHECK#1
michael@0: if (isNaN(Number.NEGATIVE_INFINITY / Number.NEGATIVE_INFINITY) !== true) {
michael@0:   $ERROR('#1: -Infinity / -Infinity === Not-a-Number. Actual: ' + (-Infinity / -Infinity));
michael@0: }
michael@0: 
michael@0: //CHECK#2
michael@0: if (isNaN(Number.POSITIVE_INFINITY / Number.POSITIVE_INFINITY) !== true) {
michael@0:   $ERROR('#2: Infinity / Infinity === Not-a-Number. Actual: ' + (Infinity / Infinity));
michael@0: }
michael@0: 
michael@0: //CHECK#3
michael@0: if (isNaN(Number.NEGATIVE_INFINITY / Number.POSITIVE_INFINITY) !== true) {
michael@0:   $ERROR('#3: -Infinity / Infinity === Not-a-Number. Actual: ' + (-Infinity / Infinity));
michael@0: }
michael@0: 
michael@0: //CHECK#4
michael@0: if (isNaN(Number.POSITIVE_INFINITY / Number.NEGATIVE_INFINITY) !== true) {
michael@0:   $ERROR('#4: Infinity / -Infinity === Not-a-Number. Actual: ' + (Infinity / -Infinity));
michael@0: }
michael@0: