/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ /* ***** BEGIN LICENSE BLOCK ***** * Version: MPL 1.1/GPL 2.0/LGPL 2.1 * * The contents of this file are subject to the Mozilla Public License Version * 1.1 (the "License"); you may not use this file except in compliance with * the License. You may obtain a copy of the License at * http://www.mozilla.org/MPL/ * * Software distributed under the License is distributed on an "AS IS" basis, * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License * for the specific language governing rights and limitations under the * License. * * The Original Code is mozilla.org code. * * The Initial Developer of the Original Code is * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * igor@icesoft.no, pschwartau@netscape.com * * Alternatively, the contents of this file may be used under the terms of * either the GNU General Public License Version 2 or later (the "GPL"), or * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), * in which case the provisions of the GPL or the LGPL are applicable instead * of those above. If you wish to allow use of your version of this file only * under the terms of either the GPL or the LGPL, and not to allow others to * use your version of this file under the terms of the MPL, indicate your * decision by deleting the provisions above and replace them with the notice * and other provisions required by the GPL or the LGPL. If you do not delete * the provisions above, a recipient may use your version of this file under * the terms of any one of the MPL, the GPL or the LGPL. * * ***** END LICENSE BLOCK ***** */ /* * Date: 24 September 2001 * * SUMMARY: Try assigning arr.length = new Number(n) * From correspondence with Igor Bukanov * See http://bugzilla.mozilla.org/show_bug.cgi?id=101488 * * Without the "new" keyword, assigning arr.length = Number(n) worked. * But with it, Rhino was giving an error "Inappropriate array length" * and SpiderMonkey was exiting without giving any error or return value - * * Comments on the Rhino code by igor@icesoft.no: * * jsSet_length requires that the new length value should be an instance * of Number. But according to Ecma 15.4.5.1, item 12-13, an error should * be thrown only if ToUint32(length_value) != ToNumber(length_value) */ //----------------------------------------------------------------------------- var gTestfile = 'regress-101488.js'; var UBound = 0; var BUGNUMBER = 101488; var summary = 'Try assigning arr.length = new Number(n)'; var status = ''; var statusitems = []; var actual = ''; var actualvalues = []; var expect= ''; var expectedvalues = []; var arr = []; status = inSection(1); arr = Array(); tryThis('arr.length = new Number(1);'); actual = arr.length; expect = 1; addThis(); status = inSection(2); arr = Array(5); tryThis('arr.length = new Number(1);'); actual = arr.length; expect = 1; addThis(); status = inSection(3); arr = Array(); tryThis('arr.length = new Number(17);'); actual = arr.length; expect = 17; addThis(); status = inSection(4); arr = Array(5); tryThis('arr.length = new Number(17);'); actual = arr.length; expect = 17; addThis(); /* * Also try the above with the "new" keyword before Array(). * Array() and new Array() should be equivalent, by ECMA 15.4.1.1 */ status = inSection(5); arr = new Array(); tryThis('arr.length = new Number(1);'); actual = arr.length; expect = 1; addThis(); status = inSection(6); arr = new Array(5); tryThis('arr.length = new Number(1);'); actual = arr.length; expect = 1; addThis(); arr = new Array(); tryThis('arr.length = new Number(17);'); actual = arr.length; expect = 17; addThis(); status = inSection(7); arr = new Array(5); tryThis('arr.length = new Number(17);'); actual = arr.length; expect = 17; addThis(); //----------------------------------------------------------------------------- test(); //----------------------------------------------------------------------------- function tryThis(s) { try { eval(s); } catch(e) { // keep going } } function addThis() { statusitems[UBound] = status; actualvalues[UBound] = actual; expectedvalues[UBound] = expect; UBound++; } function test() { enterFunc ('test'); printBugNumber(BUGNUMBER); printStatus (summary); for (var i=0; i