2011-10-03 13:04:52 -07:00

21 lines
619 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/**
* If y is +0 and x is -0, Math.atan2(y,x) is an implementation-dependent approximation to +PI
*
* @path ch15/15.8/15.8.2/15.8.2.5/S15.8.2.5_A6.js
* @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);