/* -*- 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 Communicator client code, released * March 31, 1998. * * 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): * * 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 ***** */ gTestfile = '11.4.1.js'; /** File Name: 11.4.1.js ECMA Section: 11.4.1 the Delete Operator Description: returns true if the property could be deleted returns false if it could not be deleted Author: christine@netscape.com Date: 7 july 1997 */ var SECTION = "11.4.1"; var VERSION = "ECMA_1"; startTest(); var TITLE = "The delete operator"; writeHeaderToLog( SECTION + " "+ TITLE); // new TestCase( SECTION, "x=[9,8,7];delete(x[2]);x.length", 2, eval("x=[9,8,7];delete(x[2]);x.length") ); // new TestCase( SECTION, "x=[9,8,7];delete(x[2]);x.toString()", "9,8", eval("x=[9,8,7];delete(x[2]);x.toString()") ); new TestCase( SECTION, "x=new Date();delete x;typeof(x)", "undefined", eval("x=new Date();delete x;typeof(x)") ); // array[item++] = new TestCase( SECTION, "delete(x=new Date())", true, delete(x=new Date()) ); // array[item++] = new TestCase( SECTION, "delete('string primitive')", true, delete("string primitive") ); // array[item++] = new TestCase( SECTION, "delete(new String( 'string object' ) )", true, delete(new String("string object")) ); // array[item++] = new TestCase( SECTION, "delete(new Number(12345) )", true, delete(new Number(12345)) ); new TestCase( SECTION, "delete(Math.PI)", false, delete(Math.PI) ); // array[item++] = new TestCase( SECTION, "delete(null)", true, delete(null) ); // array[item++] = new TestCase( SECTION, "delete(void(0))", true, delete(void(0)) ); // variables declared with the var statement are not deletable. var abc; new TestCase( SECTION, "var abc; delete(abc)", false, delete abc ); new TestCase( SECTION, "var OB = new MyObject(); for ( p in OB ) { delete p }", true, eval("var OB = new MyObject(); for ( p in OB ) { delete p }") ); test(); function MyObject() { this.prop1 = true; this.prop2 = false; this.prop3 = null; this.prop4 = void 0; this.prop5 = "hi"; this.prop6 = 42; this.prop7 = new Date(); this.prop8 = Math.PI; }