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/* -*- 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_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);
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;
var employee = new Employee();
var manager = new Manager();
var workerbee = new WorkerBee();
var salesperson = new SalesPerson();
var engineer = new Engineer();
new TestCase( SECTION,
"employee.__proto__ == Employee.prototype",
true,
employee.__proto__ == Employee.prototype );
new TestCase( SECTION,
"manager.__proto__ == Manager.prototype",
true,
manager.__proto__ == Manager.prototype );
new TestCase( SECTION,
"workerbee.__proto__ == WorkerBee.prototype",
true,
workerbee.__proto__ == WorkerBee.prototype );
new TestCase( SECTION,
"salesperson.__proto__ == SalesPerson.prototype",
true,
salesperson.__proto__ == SalesPerson.prototype );
new TestCase( SECTION,
"engineer.__proto__ == Engineer.prototype",
true,
engineer.__proto__ == Engineer.prototype );
test();
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