external/contributions/Google/sputnik_conformance_modified/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_A6.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.

/**
 * @name: S15.8.2.5_A6;
 * @section: 15.8.2.5;
 * @assertion: If y is +0 and x is -0, Math.atan2(y,x) is an implementation-dependent approximation to +PI;
 * @description: Checking if Math.atan2(y,x) is an approximation to +PI, where y is +0 and x is -0;
 */

$INCLUDE("math_precision.js");
$INCLUDE("math_isequal.js"); 

// CHECK#1
//prec = 0.00000000000001;
y = +0;
x = -0;
if (!isEqual(Math.atan2(y,x), Math.PI))
	$ERROR("#1: Math.abs(Math.atan2(" + y + ", -0) - Math.PI) >= " + prec);