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      1 /* ***** BEGIN LICENSE BLOCK *****
      2 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
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      4 * The contents of this file are subject to the Netscape Public License
      5 * Version 1.1 (the "License"); you may not use this file except in
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      9 * Software distributed under the License is distributed on an "AS IS" basis,
     10 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
     11 * for the specific language governing rights and limitations under the
     12 * License.
     13 *
     14 * The Original Code is JavaScript Engine testing utilities.
     15 *
     16 * The Initial Developer of the Original Code is Netscape Communications Corp.
     17 * Portions created by the Initial Developer are Copyright (C) 2003
     18 * the Initial Developer. All Rights Reserved.
     19 *
     20 * Contributor(s): igor (at) fastmail.fm, pschwartau (at) netscape.com
     21 *
     22 * Alternatively, the contents of this file may be used under the terms of
     23 * either the GNU General Public License Version 2 or later (the "GPL"), or
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     25 * in which case the provisions of the GPL or the LGPL are applicable instead
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     32 * the terms of any one of the NPL, the GPL or the LGPL.
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     34 * ***** END LICENSE BLOCK *****
     35 *
     36 *
     37 * Date:    14 April 2003
     38 * SUMMARY: Prototype of predefined error objects should be DontDelete
     39 * See http://bugzilla.mozilla.org/show_bug.cgi?id=201989
     40 *
     41 */
     42 //-----------------------------------------------------------------------------
     43 var UBound = 0;
     44 var bug = 201989;
     45 var summary = 'Prototype of predefined error objects should be DontDelete';
     46 var status = '';
     47 var statusitems = [];
     48 var actual = '';
     49 var actualvalues = [];
     50 var expect= '';
     51 var expectedvalues = [];
     52 
     53 
     54 /*
     55  * Tests that |F.prototype| is DontDelete
     56  */
     57 function testDontDelete(F)
     58 {
     59   var orig = F.prototype;
     60   delete F.prototype;
     61   return F.prototype === orig;
     62 }
     63 
     64 
     65 var list = [
     66     "Error",
     67     "ConversionError",
     68     "EvalError",
     69     "RangeError",
     70     "ReferenceError",
     71     "SyntaxError",
     72     "TypeError",
     73     "URIError"
     74 ];
     75 
     76 
     77 for (i in list)
     78 {
     79   var F = this[list[i]];
     80 
     81   // Test for |F|; e.g. Rhino defines |ConversionError| while SM does not.
     82   if (F)
     83   {
     84     status = 'Testing DontDelete attribute of |' + list[i] + '.prototype|';
     85     actual = testDontDelete(F);
     86     expect = true;
     87     addThis();
     88   }
     89 }
     90 
     91 
     92 
     93 //-----------------------------------------------------------------------------
     94 test();
     95 //-----------------------------------------------------------------------------
     96 
     97 
     98 
     99 function addThis()
    100 {
    101   statusitems[UBound] = status;
    102   actualvalues[UBound] = actual;
    103   expectedvalues[UBound] = expect;
    104   UBound++;
    105 }
    106 
    107 
    108 function test()
    109 {
    110   enterFunc('test');
    111   printBugNumber(bug);
    112   printStatus(summary);
    113 
    114   for (var i=0; i<UBound; i++)
    115   {
    116     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
    117   }
    118 
    119   exitFunc ('test');
    120 }
    121