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125 lines
4.0 KiB
JavaScript
125 lines
4.0 KiB
JavaScript
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is Mozilla Communicator client code, released
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* March 31, 1998.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the MPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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gTestfile = 'proto_10.js';
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/**
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File Name: proto_10.js
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Section:
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Description: Determining Instance Relationships
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This tests Object Hierarchy and Inheritance, as described in the document
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Object Hierarchy and Inheritance in JavaScript, last modified on 12/18/97
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15:19:34 on http://devedge.netscape.com/. Current URL:
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http://devedge.netscape.com/docs/manuals/communicator/jsobj/contents.htm
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This tests the syntax ObjectName.prototype = new PrototypeObject using the
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Employee example in the document referenced above.
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Author: christine@netscape.com
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Date: 12 november 1997
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*/
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var SECTION = "proto_10";
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var VERSION = "JS1_3";
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var TITLE = "Determining Instance Relationships";
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startTest();
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writeHeaderToLog( SECTION + " "+ TITLE);
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function InstanceOf( object, constructor ) {
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return object instanceof constructor;
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}
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function Employee ( name, dept ) {
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this.name = name || "";
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this.dept = dept || "general";
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}
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function Manager () {
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this.reports = [];
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}
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Manager.prototype = new Employee();
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function WorkerBee ( name, dept, projs ) {
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this.base = Employee;
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this.base( name, dept)
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this.projects = projs || new Array();
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}
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WorkerBee.prototype = new Employee();
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function SalesPerson () {
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this.dept = "sales";
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this.quota = 100;
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}
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SalesPerson.prototype = new WorkerBee();
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function Engineer ( name, projs, machine ) {
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this.base = WorkerBee;
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this.base( name, "engineering", projs )
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this.machine = machine || "";
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}
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Engineer.prototype = new WorkerBee();
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var pat = new Engineer();
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new TestCase( SECTION,
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"InstanceOf( pat, Engineer )",
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true,
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InstanceOf( pat, Engineer ) );
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new TestCase( SECTION,
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"InstanceOf( pat, WorkerBee )",
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true,
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InstanceOf( pat, WorkerBee ) );
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new TestCase( SECTION,
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"InstanceOf( pat, Employee )",
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true,
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InstanceOf( pat, Employee ) );
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new TestCase( SECTION,
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"InstanceOf( pat, Object )",
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true,
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InstanceOf( pat, Object ) );
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new TestCase( SECTION,
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"InstanceOf( pat, SalesPerson )",
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false,
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InstanceOf ( pat, SalesPerson ) );
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test();
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