JSTests/test262/test/built-ins/Math/LOG2E/S15.8.1.4_A4.js

// Copyright 2009 the Sputnik authors.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
info: Value Property LOG2E of the Math Object has the attribute ReadOnly
es5id: 15.8.1.4_A4
description: Checking if Math.LOG2E property has the attribute ReadOnly
includes: [propertyHelper.js]
---*/

// CHECK#1
var x = Math.LOG2E;
verifyNotWritable(Math, "LOG2E", null, 1);
if (Math.LOG2E !== x) {
  $ERROR('#1: Math.LOG2E hasn\'t ReadOnly: \'x = Math.LOG2E;Math.LOG2E = 1;Math.LOG2E === x\'');
}