test262/test/built-ins/Math/atan2/S15.8.2.5_A14.js

26 lines
654 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>0 and y is finite and x is equal to +Infinity, Math.atan2(y,x) is +0
es5id: 15.8.2.5_A14
description: >
Checking if Math.atan2(y,x) equals to +0, where y>0 and y is
finite and x is equal to +Infinity
includes: [$FAIL.js]
---*/
// CHECK#1
x = +Infinity;
y = new Array();
y[0] = 0.000000000000001;
y[1] = 1;
y[2] = 1.7976931348623157E308; //largest finite number
ynum = 3;
for (i = 0; i < ynum; i++)
{
if (Math.atan2(y[i],x) !== +0)
$FAIL("#1: Math.atan2(" + y[i] + ", " + x + ") !== +0");
}