test/built-ins/Math/atan2/S15.8.2.5_A8.js


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// 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 equal to -0 and x>0, Math.atan2(y,x) is -0
es5id: 15.8.2.5_A8
description: Checking if Math.atan2(y,x) is -0, where y is equal to -0 and x>0
---*/

// CHECK#1
var y = -0;
var x = new Array();
x[0] = 0.000000000000001;
x[2] = +Infinity;
x[1] = 1;
var xnum = 3;

for (var i = 0; i < xnum; i++)
{
  assert.sameValue(
    Math.atan2(y, x[i]), -0,
    "(-0, " + x[i] + ")"
  );
}