michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:  * Date: 15 Feb 2001
michael@0:  *
michael@0:  * SUMMARY: create a Deletable local variable using eval
michael@0:  *
michael@0:  * See http://bugzilla.mozilla.org/show_bug.cgi?id=68498
michael@0:  * See http://bugzilla.mozilla.org/showattachment.cgi?attach_id=25251
michael@0:  *
michael@0:  * Brendan:
michael@0:  *
michael@0:  * "Demonstrate the creation of a Deletable local variable using eval"
michael@0:  */
michael@0: //-----------------------------------------------------------------------------
michael@0: var BUGNUMBER = 68498;
michael@0: var summary = 'Creating a Deletable local variable using eval';
michael@0: var statprefix = '; currently at expect[';
michael@0: var statsuffix = '] within test -';
michael@0: var actual = [ ];
michael@0: var expect = [ ];
michael@0: 
michael@0: 
michael@0: // Capture a reference to the global object -
michael@0: var self = this;
michael@0: 
michael@0: // This function is the heart of the test -
michael@0: function f(s) {eval(s); actual[0]=y; return delete y;}
michael@0: 
michael@0: 
michael@0: // Set the actual-results array. The next line will set actual[0] and actual[1] in one shot
michael@0: actual[1] = f('var y = 42');
michael@0: actual[2] = 'y' in self && y;
michael@0: 
michael@0: // Set the expected-results array -
michael@0: expect[0] = 42;
michael@0: expect[1] = true;
michael@0: expect[2] = false;
michael@0: 
michael@0: 
michael@0: //-------------------------------------------------------------------------------------------------
michael@0: test();
michael@0: //-------------------------------------------------------------------------------------------------
michael@0: 
michael@0: 
michael@0: function test()
michael@0: {
michael@0:   enterFunc ('test');
michael@0:   printBugNumber(BUGNUMBER);
michael@0:   printStatus (summary);
michael@0:  
michael@0:   for (var i in expect)
michael@0:   {
michael@0:     reportCompare(expect[i], actual[i], getStatus(i));
michael@0:   }
michael@0: 
michael@0:   exitFunc ('test');
michael@0: }
michael@0: 
michael@0: 
michael@0: function getStatus(i)
michael@0: {
michael@0:   return (summary  +  statprefix  +  i  +  statsuffix);
michael@0: }