js/src/tests/test262/ch11/11.5/11.5.1/S11.5.1_A4_T5.js

branch
TOR_BUG_3246
changeset 6
8bccb770b82d
equal deleted inserted replaced
-1:000000000000 0:13ee6755f108
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_T5.js
8 * @description Multiplication of an infinity by a finite non-zero value results in a signed infinity
9 */
10
11 //CHECK#1
12 if (Number.NEGATIVE_INFINITY * -1 !== Number.POSITIVE_INFINITY) {
13 $ERROR('#1: -Infinity * -1 === Infinity. Actual: ' + (-Infinity * -1));
14 }
15
16 //CHECK#2
17 if (-1 * Number.NEGATIVE_INFINITY !== Number.POSITIVE_INFINITY) {
18 $ERROR('#2: -1 * -Infinity === Infinity. Actual: ' + (-1 * -Infinity));
19 }
20
21 //CHECK#3
22 if (Number.POSITIVE_INFINITY * -1 !== Number.NEGATIVE_INFINITY) {
23 $ERROR('#3: Infinity * -1 === -Infinity. Actual: ' + (Infinity * -1));
24 }
25
26 //CHECK#4
27 if (-1 * Number.POSITIVE_INFINITY !== Number.NEGATIVE_INFINITY) {
28 $ERROR('#4: -1 * Infinity === -Infinity. Actual: ' + (-1 * Infinity));
29 }
30
31 //CHECK#5
32 if (Number.POSITIVE_INFINITY * Number.MAX_VALUE !== Number.POSITIVE_INFINITY) {
33 $ERROR('#5: Infinity * Number.MAX_VALUE === Infinity. Actual: ' + (Infinity * Number.MAX_VALUE));
34 }
35
36 //CHECK#6
37 if (Number.POSITIVE_INFINITY * Number.MAX_VALUE !== Number.MAX_VALUE * Number.POSITIVE_INFINITY) {
38 $ERROR('#6: Infinity * Number.MAX_VALUE === Number.MAX_VALUE * Infinity. Actual: ' + (Infinity * Number.MAX_VALUE));
39 }
40
41 //CHECK#7
42 if (Number.NEGATIVE_INFINITY * Number.MIN_VALUE !== Number.NEGATIVE_INFINITY) {
43 $ERROR('#7: -Infinity * Number.MIN_VALUE === -Infinity. Actual: ' + (-Infinity * Number.MIN_VALUE));
44 }
45
46 //CHECK#8
47 if (Number.NEGATIVE_INFINITY * Number.MIN_VALUE !== Number.MIN_VALUE * Number.NEGATIVE_INFINITY) {
48 $ERROR('#8: -Infinity * Number.MIN_VALUE === Number.MIN_VALUE * -Infinity. Actual: ' + (-Infinity * Number.MIN_VALUE));
49 }
50

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