1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/js/src/tests/test262/ch11/11.5/11.5.2/S11.5.2_A4_T4.js Wed Dec 31 06:09:35 2014 +0100 1.3 @@ -0,0 +1,30 @@ 1.4 +// Copyright 2009 the Sputnik authors. All rights reserved. 1.5 +// This code is governed by the BSD license found in the LICENSE file. 1.6 + 1.7 +/** 1.8 + * The result of division is determined by the specification of IEEE 754 arithmetics 1.9 + * 1.10 + * @path ch11/11.5/11.5.2/S11.5.2_A4_T4.js 1.11 + * @description Division of an infinity by an infinity results in NaN 1.12 + */ 1.13 + 1.14 +//CHECK#1 1.15 +if (isNaN(Number.NEGATIVE_INFINITY / Number.NEGATIVE_INFINITY) !== true) { 1.16 + $ERROR('#1: -Infinity / -Infinity === Not-a-Number. Actual: ' + (-Infinity / -Infinity)); 1.17 +} 1.18 + 1.19 +//CHECK#2 1.20 +if (isNaN(Number.POSITIVE_INFINITY / Number.POSITIVE_INFINITY) !== true) { 1.21 + $ERROR('#2: Infinity / Infinity === Not-a-Number. Actual: ' + (Infinity / Infinity)); 1.22 +} 1.23 + 1.24 +//CHECK#3 1.25 +if (isNaN(Number.NEGATIVE_INFINITY / Number.POSITIVE_INFINITY) !== true) { 1.26 + $ERROR('#3: -Infinity / Infinity === Not-a-Number. Actual: ' + (-Infinity / Infinity)); 1.27 +} 1.28 + 1.29 +//CHECK#4 1.30 +if (isNaN(Number.POSITIVE_INFINITY / Number.NEGATIVE_INFINITY) !== true) { 1.31 + $ERROR('#4: Infinity / -Infinity === Not-a-Number. Actual: ' + (Infinity / -Infinity)); 1.32 +} 1.33 +