js/tests/js1_3/inherit/proto_7.js

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  38
  39 gTestfile = 'proto_7.js';
  40
  41 /**
  42    File Name:          proto_7.js
  43    Section:
  44    Description:        Adding Properties to the Prototype Object
  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    This tests the syntax ObjectName.prototype = new PrototypeObject using the
  52    Employee example in the document referenced above.
  53
  54    This tests
  55
  56    Author:             christine@netscape.com
  57    Date:               12 november 1997
  58 */
  59
  60 var SECTION = "proto_6";
  61 var VERSION = "JS1_3";
  62 var TITLE   = "Adding properties to the Prototype Object";
  63
  64 startTest();
  65 writeHeaderToLog( SECTION + " "+ TITLE);
  66
  67 function Employee ( name, dept ) {
  68   this.name = name || "";
  69   this.dept = dept || "general";
  70 }
  71 function WorkerBee ( name, dept, projs ) {
  72   this.base = Employee;
  73   this.base( name, dept)
  74     this.projects = projs || new Array();
  75 }
  76 WorkerBee.prototype = new Employee();
  77
  78 function Engineer ( name, projs, machine ) {
  79   this.base = WorkerBee;
  80   this.base( name, "engineering", projs )
  81     this.machine = machine || "";
  82 }
  83 // Engineer.prototype = new WorkerBee();
  84
  85 var pat = new Engineer( "Toonces, Pat",
  86                         ["SpiderMonkey", "Rhino"],
  87                         "indy" );
  88
  89 Employee.prototype.specialty = "none";
  90
  91
  92 // Pat, the Engineer
  93
  94 new TestCase( SECTION,
  95               "pat.name",
  96               "Toonces, Pat",
  97               pat.name );
  98
  99 new TestCase( SECTION,
 100               "pat.dept",
 101               "engineering",
 102               pat.dept );
 103
 104 new TestCase( SECTION,
 105               "pat.projects.length",
 106               2,
 107               pat.projects.length );
 108
 109 new TestCase( SECTION,
 110               "pat.projects[0]",
 111               "SpiderMonkey",
 112               pat.projects[0] );
 113
 114 new TestCase( SECTION,
 115               "pat.projects[1]",
 116               "Rhino",
 117               pat.projects[1] );
 118
 119 new TestCase( SECTION,
 120               "pat.machine",
 121               "indy",
 122               pat.machine );
 123
 124 new TestCase( SECTION,
 125               "pat.specialty",
 126               void 0,
 127               pat.specialty );
 128
 129 test();