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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
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     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
     24 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
     25 * in which case the provisions of the GPL or the LGPL are applicable instead
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     31 * the provisions above, a recipient may use your version of this file under
     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 DontEnum
     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 DontEnum';
     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 not enumerable in |F|
     56  */
     57 function testDontEnum(F)
     58 {
     59   var proto = F.prototype;
     60 
     61   for (var prop in F)
     62   {
     63     if (F[prop] === proto)
     64       return false;
     65   }
     66   return true;
     67 }
     68 
     69 
     70 var list = [
     71     "Error",
     72     "ConversionError",
     73     "EvalError",
     74     "RangeError",
     75     "ReferenceError",
     76     "SyntaxError",
     77     "TypeError",
     78     "URIError"
     79 ];
     80 
     81 
     82 for (i in list)
     83 {
     84   var F = this[list[i]];
     85 
     86   // Test for |F|; e.g. Rhino defines |ConversionError| while SM does not.
     87   if (F)
     88   {
     89     status = 'Testing DontEnum attribute of |' + list[i] + '.prototype|';
     90     actual = testDontEnum(F);
     91     expect = true;
     92     addThis();
     93   }
     94 }
     95 
     96 
     97 
     98 //-----------------------------------------------------------------------------
     99 test();
    100 //-----------------------------------------------------------------------------
    101 
    102 
    103 
    104 function addThis()
    105 {
    106   statusitems[UBound] = status;
    107   actualvalues[UBound] = actual;
    108   expectedvalues[UBound] = expect;
    109   UBound++;
    110 }
    111 
    112 
    113 function test()
    114 {
    115   enterFunc('test');
    116   printBugNumber(bug);
    117   printStatus(summary);
    118 
    119   for (var i=0; i<UBound; i++)
    120   {
    121     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
    122   }
    123 
    124   exitFunc ('test');
    125 }
    126