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js/src/tests/js1_3/extensions/proto_10.js@b8a032363ba2 (annotated)

js/src/tests/js1_3/extensions/proto_10.js

Thu, 22 Jan 2015 13:21:57 +0100

author

Michael Schloh von Bennewitz <michael@schloh.com>

date

Thu, 22 Jan 2015 13:21:57 +0100

branch

TOR_BUG_9701

changeset 15

b8a032363ba2

permissions

-rw-r--r--

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

michael@0	1	/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0	2	/* This Source Code Form is subject to the terms of the Mozilla Public
michael@0	3	* License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0	4	* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0	5
michael@0	6
michael@0	7	/**
michael@0	8	File Name: proto_10.js
michael@0	9	Section:
michael@0	10	Description: Determining Instance Relationships
michael@0	11
michael@0	12	This tests Object Hierarchy and Inheritance, as described in the document
michael@0	13	Object Hierarchy and Inheritance in JavaScript, last modified on 12/18/97
michael@0	14	15:19:34 on http://devedge.netscape.com/. Current URL:
michael@0	15	http://devedge.netscape.com/docs/manuals/communicator/jsobj/contents.htm
michael@0	16
michael@0	17	This tests the syntax ObjectName.prototype = new PrototypeObject using the
michael@0	18	Employee example in the document referenced above.
michael@0	19
michael@0	20	Author: christine@netscape.com
michael@0	21	Date: 12 november 1997
michael@0	22	*/
michael@0	23
michael@0	24	var SECTION = "proto_10";
michael@0	25	var VERSION = "JS1_3";
michael@0	26	var TITLE = "Determining Instance Relationships";
michael@0	27
michael@0	28	startTest();
michael@0	29	writeHeaderToLog( SECTION + " "+ TITLE);
michael@0	30
michael@0	31	function InstanceOf( object, constructor ) {
michael@0	32	while ( object != null ) {
michael@0	33	if ( object == constructor.prototype ) {
michael@0	34	return true;
michael@0	35	}
michael@0	36	object = object.__proto__;
michael@0	37	}
michael@0	38	return false;
michael@0	39	}
michael@0	40	function Employee ( name, dept ) {
michael@0	41	this.name = name || "";
michael@0	42	this.dept = dept || "general";
michael@0	43	}
michael@0	44
michael@0	45	function Manager () {
michael@0	46	this.reports = [];
michael@0	47	}
michael@0	48	Manager.prototype = new Employee();
michael@0	49
michael@0	50	function WorkerBee ( name, dept, projs ) {
michael@0	51	this.base = Employee;
michael@0	52	this.base( name, dept)
michael@0	53	this.projects = projs || new Array();
michael@0	54	}
michael@0	55	WorkerBee.prototype = new Employee();
michael@0	56
michael@0	57	function SalesPerson () {
michael@0	58	this.dept = "sales";
michael@0	59	this.quota = 100;
michael@0	60	}
michael@0	61	SalesPerson.prototype = new WorkerBee();
michael@0	62
michael@0	63	function Engineer ( name, projs, machine ) {
michael@0	64	this.base = WorkerBee;
michael@0	65	this.base( name, "engineering", projs )
michael@0	66	this.machine = machine || "";
michael@0	67	}
michael@0	68	Engineer.prototype = new WorkerBee();
michael@0	69
michael@0	70	var pat = new Engineer();
michael@0	71
michael@0	72	new TestCase( SECTION,
michael@0	73	"pat.__proto__ == Engineer.prototype",
michael@0	74	true,
michael@0	75	pat.__proto__ == Engineer.prototype );
michael@0	76
michael@0	77	new TestCase( SECTION,
michael@0	78	"pat.__proto__.__proto__ == WorkerBee.prototype",
michael@0	79	true,
michael@0	80	pat.__proto__.__proto__ == WorkerBee.prototype );
michael@0	81
michael@0	82	new TestCase( SECTION,
michael@0	83	"pat.__proto__.__proto__.__proto__ == Employee.prototype",
michael@0	84	true,
michael@0	85	pat.__proto__.__proto__.__proto__ == Employee.prototype );
michael@0	86
michael@0	87	new TestCase( SECTION,
michael@0	88	"pat.__proto__.__proto__.__proto__.__proto__ == Object.prototype",
michael@0	89	true,
michael@0	90	pat.__proto__.__proto__.__proto__.__proto__ == Object.prototype );
michael@0	91
michael@0	92	new TestCase( SECTION,
michael@0	93	"pat.__proto__.__proto__.__proto__.__proto__.__proto__ == null",
michael@0	94	true,
michael@0	95	pat.__proto__.__proto__.__proto__.__proto__.__proto__ == null );
michael@0	96
michael@0	97
michael@0	98	new TestCase( SECTION,
michael@0	99	"InstanceOf( pat, Engineer )",
michael@0	100	true,
michael@0	101	InstanceOf( pat, Engineer ) );
michael@0	102
michael@0	103	new TestCase( SECTION,
michael@0	104	"InstanceOf( pat, WorkerBee )",
michael@0	105	true,
michael@0	106	InstanceOf( pat, WorkerBee ) );
michael@0	107
michael@0	108	new TestCase( SECTION,
michael@0	109	"InstanceOf( pat, Employee )",
michael@0	110	true,
michael@0	111	InstanceOf( pat, Employee ) );
michael@0	112
michael@0	113	new TestCase( SECTION,
michael@0	114	"InstanceOf( pat, Object )",
michael@0	115	true,
michael@0	116	InstanceOf( pat, Object ) );
michael@0	117
michael@0	118	new TestCase( SECTION,
michael@0	119	"InstanceOf( pat, SalesPerson )",
michael@0	120	false,
michael@0	121	InstanceOf ( pat, SalesPerson ) );
michael@0	122	test();