test262/test/suite/ch15/15.3/15.3.4/15.3.4.4/S15.3.4.4_A10.js

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

/**
 * The Function.prototype.call.length property has the attribute ReadOnly
 *
 * @path ch15/15.3/15.3.4/15.3.4.4/S15.3.4.4_A10.js
 * @description Checking if varying the Function.prototype.call.length property fails
 */

//CHECK#1
if (!(Function.prototype.call.hasOwnProperty('length'))) {
  $FAIL('#1: the Function.prototype.call has length property.');
}

var obj = Function.prototype.call.length;

Function.prototype.call.length = function(){return "shifted";};

//CHECK#2
if (Function.prototype.call.length !== obj) {
  $ERROR('#2: the Function.prototype.call length property has the attributes ReadOnly.');
}