mirror of https://github.com/tc39/test262.git
31 lines
708 B
JavaScript
31 lines
708 B
JavaScript
// Copyright 2009 the Sputnik authors. All rights reserved.
|
|
// This code is governed by the BSD license found in the LICENSE file.
|
|
|
|
/*---
|
|
info: Negating +0 produces -0, negating -0 produces +0
|
|
es5id: 11.4.7_A4.2
|
|
description: Checking Infinity
|
|
---*/
|
|
|
|
//CHECK#1
|
|
var x = 0;
|
|
x = -x;
|
|
if (x !== -0) {
|
|
$ERROR('#1.1: var x = 0; x = -x; x === 0. Actual: ' + (x));
|
|
} else {
|
|
if (1/x !== Number.NEGATIVE_INFINITY) {
|
|
$ERROR('#1.2: var x = 0; x = -x; x === - 0. Actual: +0');
|
|
}
|
|
}
|
|
|
|
//CHECK#2
|
|
var x = -0;
|
|
x = -x;
|
|
if (x !== 0) {
|
|
$ERROR('#2.1: var x = -0; x = -x; x === 0. Actual: ' + (x));
|
|
} else {
|
|
if (1/x !== Number.POSITIVE_INFINITY) {
|
|
$ERROR('#2.2: var x = -0; x = -x; x === + 0. Actual: -0');
|
|
}
|
|
}
|