S11.6.1_A4_T3.js (804B)
1 // Copyright 2009 the Sputnik authors. All rights reserved. 2 // This code is governed by the BSD license found in the LICENSE file. 3 4 /*--- 5 info: | 6 The result of an addition is determined using the rules of IEEE 754 7 double-precision arithmetics 8 es5id: 11.6.1_A4_T3 9 description: > 10 The sum of two infinities of the same sign is the infinity of that 11 sign 12 ---*/ 13 14 //CHECK#1 15 if (Number.POSITIVE_INFINITY + Number.POSITIVE_INFINITY !== Number.POSITIVE_INFINITY ) { 16 throw new Test262Error('#1: Infinity + Infinity === Infinity. Actual: ' + (Infinity + Infinity)); 17 } 18 19 //CHECK#2 20 if (Number.NEGATIVE_INFINITY + Number.NEGATIVE_INFINITY !== Number.NEGATIVE_INFINITY ) { 21 throw new Test262Error('#2: -Infinity + -Infinity === -Infinity. Actual: ' + (-Infinity + -Infinity)); 22 } 23 24 reportCompare(0, 0);