js/src/tests/test262/ch11/11.5/11.5.1/S11.5.1_A4_T4.js

branch
TOR_BUG_3246
changeset 6
8bccb770b82d
equal deleted inserted replaced
-1:000000000000 0:e9e4a4b4ae88
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 * The result of a floating-point multiplication is governed by the rules of IEEE 754 double-precision arithmetics
6 *
7 * @path ch11/11.5/11.5.1/S11.5.1_A4_T4.js
8 * @description Multiplication of an infinity by an infinity results in an infinity of appropriate sign
9 */
10
11 //CHECK#1
12 if (Number.NEGATIVE_INFINITY * Number.NEGATIVE_INFINITY !== Number.POSITIVE_INFINITY) {
13 $ERROR('#1: -Infinity * -Infinity === Infinity. Actual: ' + (-Infinity * -Infinity));
14 }
15
16 //CHECK#2
17 if (Number.POSITIVE_INFINITY * Number.POSITIVE_INFINITY !== Number.POSITIVE_INFINITY) {
18 $ERROR('#2: Infinity * Infinity === Infinity. Actual: ' + (Infinity * Infinity));
19 }
20
21 //CHECK#3
22 if (Number.NEGATIVE_INFINITY * Number.POSITIVE_INFINITY !== Number.NEGATIVE_INFINITY) {
23 $ERROR('#3: -Infinity * Infinity === -Infinity. Actual: ' + (-Infinity * Infinity));
24 }
25
26 //CHECK#4
27 if (Number.POSITIVE_INFINITY * Number.NEGATIVE_INFINITY !== Number.NEGATIVE_INFINITY) {
28 $ERROR('#4: Infinity * -Infinity === -Infinity. Actual: ' + (Infinity * -Infinity));
29 }
30

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