test262/test/built-ins/Math/atan2/S15.8.2.5_A4.js

24 lines
535 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: If y is +0 and x>0, Math.atan2(y,x) is +0
es5id: 15.8.2.5_A4
description: Checking if Math.atan2(y,x) equals to +0, where y is +0 and x>0
includes: [$FAIL.js]
---*/
// CHECK#1
y = +0;
x = new Array();
x[0] = 0.000000000000001;
x[2] = +Infinity;
x[1] = 1;
xnum = 3;
for (i = 0; i < xnum; i++)
{
if (Math.atan2(y,x[i]) !== +0)
$FAIL("#1: Math.atan2(" + y + ", " + x[i] + ") !== +0");
}