The Tor Browser / file revision

 // Copyright 2009 the Sputnik authors.  All rights reserved.

 // This code is governed by the BSD license found in the LICENSE file.

 /**

  * Object Modification Resulting in a New Object for Not a Self-Modified Object leads to loss of integrity

  *

  * @path ch08/8.7/S8.7_A4.js

  * @description Create a reference to the string, and Concatenate some new text onto the string object

  */

 //////////////////////////////////////////////////////////////////////////////

 //CHECK#

 // Set item equal to a new string object

 var item = new String("test");

 // itemRef now refers to the same string object

 var itemRef = item;

 // Concatenate some new text onto the string object

 // NOTE: This creates a new object, and does not modify

 // the original object.

 item += "ing";

 // The values of item and itemRef are NOT equal, as a whole

 // new string object has been created

 if( item == itemRef ){

   $ERROR('#1: var item = new String("test"); var itemRef = item; item += "ing"; item != itemRef');

 };

 //

 //////////////////////////////////////////////////////////////////////////////