/* The contents of this file are subject to the Netscape 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/NPL/ * * 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 Netscape are * Copyright (C) 1998 Netscape Communications Corporation. All * Rights Reserved. * * Contributor(s): * */ /** File Name: proto_2.js Section: Description: new PrototypeObject This tests Object Hierarchy and Inheritance, as described in the document Object Hierarchy and Inheritance in JavaScript, last modified on 12/18/97 15:19:34 on http://devedge.netscape.com/. Current URL: http://devedge.netscape.com/docs/manuals/communicator/jsobj/contents.htm This tests the syntax ObjectName.prototype = new PrototypeObject using the Employee example in the document referenced above. Author: christine@netscape.com Date: 12 november 1997 */ var SECTION = "proto_2"; var VERSION = "JS1_3"; var TITLE = "new PrototypeObject"; startTest(); writeHeaderToLog( SECTION + " "+ TITLE); var testcases = new Array(); function Employee () { this.name = ""; this.dept = "general"; } function Manager () { this.reports = []; } Manager.prototype = new Employee(); function WorkerBee () { this.projects = new Array(); } WorkerBee.prototype = new Employee; function SalesPerson () { this.dept = "sales"; this.quota = 100; } SalesPerson.prototype = new WorkerBee; function Engineer () { this.dept = "engineering"; this.machine = ""; } Engineer.prototype = new WorkerBee; function test() { for ( tc=0; tc < testcases.length; tc++ ) { testcases[tc].passed = writeTestCaseResult( testcases[tc].expect, testcases[tc].actual, testcases[tc].description +" = "+ testcases[tc].actual ); testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value "; } stopTest(); return ( testcases ); } var employee = new Employee(); var manager = new Manager(); var workerbee = new WorkerBee(); var salesperson = new SalesPerson(); var engineer = new Engineer(); testcases[tc++] = new TestCase( SECTION, "employee.__proto__ == Employee.prototype", true, employee.__proto__ == Employee.prototype ); testcases[tc++] = new TestCase( SECTION, "manager.__proto__ == Manager.prototype", true, manager.__proto__ == Manager.prototype ); testcases[tc++] = new TestCase( SECTION, "workerbee.__proto__ == WorkerBee.prototype", true, workerbee.__proto__ == WorkerBee.prototype ); testcases[tc++] = new TestCase( SECTION, "salesperson.__proto__ == SalesPerson.prototype", true, salesperson.__proto__ == SalesPerson.prototype ); testcases[tc++] = new TestCase( SECTION, "engineer.__proto__ == Engineer.prototype", true, engineer.__proto__ == Engineer.prototype ); test();