/* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */ /* This Source Code Form is subject to the terms of the Mozilla Public * License, v. 2.0. If a copy of the MPL was not distributed with this * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ /** File Name: proto_7.js Section: Description: Adding Properties to the Prototype Object 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. This tests Author: christine@netscape.com Date: 12 november 1997 */ var SECTION = "proto_6"; var VERSION = "JS1_3"; var TITLE = "Adding properties to the Prototype Object"; startTest(); writeHeaderToLog( SECTION + " "+ TITLE); function Employee ( name, dept ) { this.name = name || ""; this.dept = dept || "general"; } function WorkerBee ( name, dept, projs ) { this.base = Employee; this.base( name, dept) this.projects = projs || new Array(); } WorkerBee.prototype = new Employee(); function Engineer ( name, projs, machine ) { this.base = WorkerBee; this.base( name, "engineering", projs ) this.machine = machine || ""; } // Engineer.prototype = new WorkerBee(); var pat = new Engineer( "Toonces, Pat", ["SpiderMonkey", "Rhino"], "indy" ); Employee.prototype.specialty = "none"; // Pat, the Engineer new TestCase( SECTION, "pat.name", "Toonces, Pat", pat.name ); new TestCase( SECTION, "pat.dept", "engineering", pat.dept ); new TestCase( SECTION, "pat.projects.length", 2, pat.projects.length ); new TestCase( SECTION, "pat.projects[0]", "SpiderMonkey", pat.projects[0] ); new TestCase( SECTION, "pat.projects[1]", "Rhino", pat.projects[1] ); new TestCase( SECTION, "pat.machine", "indy", pat.machine ); new TestCase( SECTION, "pat.specialty", void 0, pat.specialty ); test();