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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_A3;
* @section: 15.8.2.5;
* @assertion: If y>0 and x is -0, Math.atan2(y,x) is an implementation-dependent approximation to +PI/2;
* @description: Checking if Math.atan2(y,x) is an approximation to +PI/2, where y>0 and x is -0;
*/
// Converted for Test262 from original Sputnik source
ES5Harness.registerTest( {
id: "S15.8.2.5_A3",
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_A3.js",
assertion: "If y>0 and x is -0, Math.atan2(y,x) is an implementation-dependent approximation to +PI/2",
description: "Checking if Math.atan2(y,x) is an approximation to +PI/2, where y>0 and x is -0",
test: function testcase() {
$INCLUDE("math_precision.js");
$INCLUDE("math_isequal.js");
// CHECK#1
x = -0;
//prec = 0.00000000000001;
y = new Array();
y[0] = 0.000000000000001;
y[2] = +Infinity;
y[1] = 1;
ynum = 3;
for (i = 0; i < ynum; i++)
{
if (!isEqual(Math.atan2(y[i],x), (Math.PI)/2))
$FAIL("#1: Math.abs(Math.atan2(" + y[i] + ", " + x + ") - ((Math.PI)/2)) >= " + prec);
}
}
});
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