1 /* ***** BEGIN LICENSE BLOCK ***** 2 * Version: NPL 1.1/GPL 2.0/LGPL 2.1 3 * 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 6 * compliance with the License. You may obtain a copy of the License at 7 * http://www.mozilla.org/NPL/ 8 * 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 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 26 * of those above. If you wish to allow use of your version of this file only 27 * under the terms of either the GPL or the LGPL, and not to allow others to 28 * use your version of this file under the terms of the NPL, indicate your 29 * decision by deleting the provisions above and replace them with the notice 30 * and other provisions required by the GPL or the LGPL. If you do not delete 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. 33 * 34 * ***** END LICENSE BLOCK ***** 35 * 36 * 37 * Date: 14 April 2003 38 * SUMMARY: Prototype of predefined error objects should be ReadOnly 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 ReadOnly'; 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 ReadOnly 56 */ 57 function testReadOnly(F) 58 { 59 var orig = F.prototype; 60 F.prototype = new Object(); 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 ReadOnly attribute of |' + list[i] + '.prototype|'; 85 actual = testReadOnly(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