external/contributions/Google/sputnik_conformance_modified/15_Native/15.8_The_Math_Object/15.8.2_Function_Properties_of_the_Math_Object/15.8.2.18_tan/S15.8.2.18_A4.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: S15.8.2.18_A4;
 * @section: 15.8.2.18;
 * @assertion: If x is +Infinity, Math.tan(x) is NaN;
 * @description: Checking if Math.tan(+Infinity) is NaN;
 */
 
// CHECK#1
var x = +Infinity;
if (!isNaN(Math.tan(x)))
{
	$ERROR("#1: 'var x=+Infinity; isNaN(Math.tan(x)) === false'");
}