mirror of https://github.com/tc39/test262.git
51 lines
1.5 KiB
JavaScript
51 lines
1.5 KiB
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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info: >
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The result of a floating-point multiplication is governed by the rules of
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IEEE 754 double-precision arithmetics
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es5id: 11.5.1_A4_T3
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description: Multiplication of an infinity by a zero results in NaN
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---*/
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//CHECK#1
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if (isNaN(Number.NEGATIVE_INFINITY * 0) !== true) {
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$ERROR('#1: Infinity * 0 === Not-a-Number. Actual: ' + (Infinity * 0));
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}
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//CHECK#2
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if (isNaN(-0 * Number.NEGATIVE_INFINITY) !== true) {
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$ERROR('#2: -0 * -Infinity === Not-a-Number. Actual: ' + (-0 * -Infinity));
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}
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//CHECK#3
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if (isNaN(Number.POSITIVE_INFINITY * -0) !== true) {
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$ERROR('#3: Infinity * -0 === Not-a-Number. Actual: ' + (Infinity * -0));
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}
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//CHECK#4
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if (isNaN(0 * Number.POSITIVE_INFINITY) !== true) {
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$ERROR('#4: 0 * Infinity === Not-a-Number. Actual: ' + (0 * Infinity));
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}
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//CHECK#5
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if (isNaN(Number.NEGATIVE_INFINITY * -0) !== true) {
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$ERROR('#5: Infinity * -0 === Not-a-Number. Actual: ' + (Infinity * -0));
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}
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//CHECK#6
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if (isNaN(0 * Number.NEGATIVE_INFINITY) !== true) {
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$ERROR('#6: 0 * -Infinity === Not-a-Number. Actual: ' + (0 * -Infinity));
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}
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//CHECK#7
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if (isNaN(Number.POSITIVE_INFINITY * 0) !== true) {
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$ERROR('#7: Infinity * 0 === Not-a-Number. Actual: ' + (Infinity * 0));
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}
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//CHECK#8
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if (isNaN(-0 * Number.POSITIVE_INFINITY) !== true) {
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$ERROR('#8: -0 * Infinity === Not-a-Number. Actual: ' + (-0 * Infinity));
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}
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