js/tests/js1_3/inherit/proto_12.js

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  38
  39 gTestfile = 'proto_12.js';
  40
  41 /**
  42    File Name:          proto_12.js
  43    Section:
  44    Description:        new PrototypeObject
  45
  46    This tests Object Hierarchy and Inheritance, as described in the document
  47    Object Hierarchy and Inheritance in JavaScript, last modified on 12/18/97
  48    15:19:34 on http://devedge.netscape.com/.  Current URL:
  49    http://devedge.netscape.com/docs/manuals/communicator/jsobj/contents.htm
  50
  51    No Multiple Inheritance
  52
  53    Author:             christine@netscape.com
  54    Date:               12 november 1997
  55 */
  56
  57 var SECTION = "proto_12";
  58 var VERSION = "JS1_3";
  59 var TITLE   = "No Multiple Inheritance";
  60
  61 startTest();
  62 writeHeaderToLog( SECTION + " "+ TITLE);
  63
  64 function Employee ( name, dept ) {
  65   this.name = name || "";
  66   this.dept = dept || "general";
  67   this.id = idCounter++;
  68 }
  69 function Manager () {
  70   this.reports = [];
  71 }
  72 Manager.prototype = new Employee();
  73
  74 function WorkerBee ( name, dept, projs ) {
  75   this.base = Employee;
  76   this.base( name, dept)
  77     this.projects = projs || new Array();
  78 }
  79 WorkerBee.prototype = new Employee();
  80
  81 function SalesPerson () {
  82   this.dept = "sales";
  83   this.quota = 100;
  84 }
  85 SalesPerson.prototype = new WorkerBee();
  86
  87 function Hobbyist( hobby ) {
  88   this.hobby = hobby || "yodeling";
  89 }
  90
  91 function Engineer ( name, projs, machine, hobby ) {
  92   this.base1 = WorkerBee;
  93   this.base1( name, "engineering", projs )
  94
  95     this.base2 = Hobbyist;
  96   this.base2( hobby );
  97
  98   this.projects = projs || new Array();
  99   this.machine = machine || "";
 100 }
 101 Engineer.prototype = new WorkerBee();
 102
 103 var idCounter = 1;
 104
 105 var les = new Engineer( "Morris, Les",  new Array("JavaScript"), "indy" );
 106
 107 Hobbyist.prototype.equipment = [ "horn", "mountain", "goat" ];
 108
 109 new TestCase( SECTION,
 110               "les.name",
 111               "Morris, Les",
 112               les.name );
 113
 114 new TestCase( SECTION,
 115               "les.dept",
 116               "engineering",
 117               les.dept );
 118
 119 Array.prototype.getClass = Object.prototype.toString;
 120
 121 new TestCase( SECTION,
 122               "les.projects.getClass()",
 123               "[object Array]",
 124               les.projects.getClass() );
 125
 126 new TestCase( SECTION,
 127               "les.projects[0]",
 128               "JavaScript",
 129               les.projects[0] );
 130
 131 new TestCase( SECTION,
 132               "les.machine",
 133               "indy",
 134               les.machine );
 135
 136 new TestCase( SECTION,
 137               "les.hobby",
 138               "yodeling",
 139               les.hobby );
 140
 141 new TestCase( SECTION,
 142               "les.equpment",
 143               void 0,
 144               les.equipment );
 145
 146 test();