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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_8.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.
Author: christine@netscape.com
Date: 12 november 1997
*/
var SECTION = "proto_8";
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",
"none",
pat.specialty );
test();
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