test262/test/built-ins/Math/cos/S15.8.2.7_A5.js

16 lines
386 B
JavaScript

// Copyright 2009 the Sputnik authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.
/*---
info: If x is -Infinity, Math.cos(x) is NaN
es5id: 15.8.2.7_A5
description: Checking if Math.cos(-Infinity) is NaN
---*/
// CHECK#1
var x = -Infinity;
if (!isNaN(Math.cos(x)))
{
$ERROR("#1: 'var x = -Infinity; isNaN(Math.cos(x)) === false'");
}