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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.
/**
* @name: S15.8.2.5_A11;
* @section: 15.8.2.5;
* @assertion: If y is equal to -0 and x<0, Math.atan2(y,x) is an implementation-dependent approximation to -PI;
* @description: Checking if Math.atan2(-0,x) is an approximation to -PI, where x<0;
*/
// Converted for Test262 from original Sputnik source
ES5Harness.registerTest( {
id: "S15.8.2.5_A11",
path: "TestCases/15_Native/15.8_The_Math_Object/15.8.2_Function_Properties_of_the_Math_Object/15.8.2.5_atan2/S15.8.2.5_A11.js",
assertion: "If y is equal to -0 and x<0, Math.atan2(y,x) is an implementation-dependent approximation to -PI",
description: "Checking if Math.atan2(-0,x) is an approximation to -PI, where x<0",
test: function testcase() {
$INCLUDE("math_precision.js");
$INCLUDE("math_isequal.js");
// CHECK#1
y = -0;
//prec = 0.00000000000001;
x = new Array();
x[0] = -0.000000000000001;
x[2] = -Infinity;
x[1] = -1;
xnum = 3;
for (i = 0; i < xnum; i++)
{
if (!isEqual(Math.atan2(y,x[i]), - Math.PI))
$FAIL("#1: Math.abs(Math.atan2(" + y + ", " + x[i] + ") + Math.PI) >= " + prec);
}
}
});
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