/* -*- 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_5.js Section: Description: Logical OR || in Constructors 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 the logical OR opererator || syntax in constructors. Author: christine@netscape.com Date: 12 november 1997 */ var SECTION = "proto_5"; var VERSION = "JS1_3"; var TITLE = "Logical OR || in Constructors"; startTest(); writeHeaderToLog( SECTION + " "+ TITLE); function Employee ( name, dept ) { this.name = name || ""; this.dept = dept || "general"; } function Manager () { this.reports = []; } Manager.prototype = new Employee(); function WorkerBee ( projs ) { this.projects = projs || new Array(); } WorkerBee.prototype = new Employee(); function SalesPerson () { this.dept = "sales"; this.quota = 100; } SalesPerson.prototype = new WorkerBee(); function Engineer ( machine ) { this.dept = "engineering"; this.machine = machine || ""; } Engineer.prototype = new WorkerBee(); var pat = new Engineer( "indy" ); var les = new Engineer(); new TestCase( SECTION, "var pat = new Engineer(\"indy\"); pat.name", "", pat.name ); new TestCase( SECTION, "pat.dept", "engineering", pat.dept ); new TestCase( SECTION, "pat.projects.length", 0, pat.projects.length ); new TestCase( SECTION, "pat.machine", "indy", pat.machine ); new TestCase( SECTION, "pat.__proto__ == Engineer.prototype", true, pat.__proto__ == Engineer.prototype ); new TestCase( SECTION, "var les = new Engineer(); les.name", "", les.name ); new TestCase( SECTION, "les.dept", "engineering", les.dept ); new TestCase( SECTION, "les.projects.length", 0, les.projects.length ); new TestCase( SECTION, "les.machine", "", les.machine ); new TestCase( SECTION, "les.__proto__ == Engineer.prototype", true, les.__proto__ == Engineer.prototype ); test();