michael@0: // Copyright 2009 the Sputnik authors.  All rights reserved.
michael@0: // This code is governed by the BSD license found in the LICENSE file.
michael@0: 
michael@0: /**
michael@0:  * Object Modification Resulting in a New Object for Not a Self-Modified Object leads to loss of integrity
michael@0:  *
michael@0:  * @path ch08/8.7/S8.7_A4.js
michael@0:  * @description Create a reference to the string, and Concatenate some new text onto the string object
michael@0:  */
michael@0: 
michael@0: //////////////////////////////////////////////////////////////////////////////
michael@0: //CHECK#
michael@0: // Set item equal to a new string object
michael@0: var item = new String("test");
michael@0: // itemRef now refers to the same string object
michael@0: var itemRef = item;
michael@0: // Concatenate some new text onto the string object
michael@0: // NOTE: This creates a new object, and does not modify
michael@0: // the original object.
michael@0: item += "ing";
michael@0: // The values of item and itemRef are NOT equal, as a whole
michael@0: // new string object has been created
michael@0: if( item == itemRef ){
michael@0:   $ERROR('#1: var item = new String("test"); var itemRef = item; item += "ing"; item != itemRef');
michael@0: };
michael@0: //
michael@0: //////////////////////////////////////////////////////////////////////////////
michael@0: