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Diffstat (limited to 'tests/auto/qml/parserstress/tests/ecma_2/extensions/instanceof-002.js')
-rwxr-xr-x | tests/auto/qml/parserstress/tests/ecma_2/extensions/instanceof-002.js | 160 |
1 files changed, 160 insertions, 0 deletions
diff --git a/tests/auto/qml/parserstress/tests/ecma_2/extensions/instanceof-002.js b/tests/auto/qml/parserstress/tests/ecma_2/extensions/instanceof-002.js new file mode 100755 index 0000000000..9cc837d8ef --- /dev/null +++ b/tests/auto/qml/parserstress/tests/ecma_2/extensions/instanceof-002.js @@ -0,0 +1,160 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* ***** BEGIN LICENSE BLOCK ***** + * Version: MPL 1.1/GPL 2.0/LGPL 2.1 + * + * The contents of this file are subject to the Mozilla Public License Version + * 1.1 (the "License"); you may not use this file except in compliance with + * the License. You may obtain a copy of the License at + * http://www.mozilla.org/MPL/ + * + * Software distributed under the License is distributed on an "AS IS" basis, + * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License + * for the specific language governing rights and limitations under the + * License. + * + * The Original Code is JavaScript Engine testing utilities. + * + * The Initial Developer of the Original Code is + * Netscape Communication Corporation. + * Portions created by the Initial Developer are Copyright (C) 1998 + * the Initial Developer. All Rights Reserved. + * + * Contributor(s): + * + * Alternatively, the contents of this file may be used under the terms of + * either the GNU General Public License Version 2 or later (the "GPL"), or + * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), + * in which case the provisions of the GPL or the LGPL are applicable instead + * of those above. If you wish to allow use of your version of this file only + * under the terms of either the GPL or the LGPL, and not to allow others to + * use your version of this file under the terms of the MPL, indicate your + * decision by deleting the provisions above and replace them with the notice + * and other provisions required by the GPL or the LGPL. If you do not delete + * the provisions above, a recipient may use your version of this file under + * the terms of any one of the MPL, the GPL or the LGPL. + * + * ***** END LICENSE BLOCK ***** */ + +gTestfile = 'instanceof-002.js'; + +/** + File Name: instanceof-002.js + Section: + Description: Determining Instance Relationships + + This test is the same as js1_3/inherit/proto-002, except that it uses + the builtin instanceof operator rather than a user-defined function + called InstanceOf. + + 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 +*/ +// onerror = err; + +var SECTION = "instanceof-002"; +var VERSION = "ECMA_2"; +var TITLE = "Determining Instance Relationships"; + +startTest(); +writeHeaderToLog( SECTION + " "+ TITLE); + +function InstanceOf( object, constructor ) { + while ( object != null ) { + if ( object == constructor.prototype ) { + return true; + } + object = object.__proto__; + } + return false; +} + +function Employee ( name, dept ) { + this.name = name || ""; + this.dept = dept || "general"; +} + +function Manager () { + this.reports = []; +} +Manager.prototype = new Employee(); + +function WorkerBee ( name, dept, projs ) { + this.base = Employee; + this.base( name, dept) + this.projects = projs || new Array(); +} +WorkerBee.prototype = new Employee(); + +function SalesPerson () { + this.dept = "sales"; + this.quota = 100; +} +SalesPerson.prototype = new WorkerBee(); + +function Engineer ( name, projs, machine ) { + this.base = WorkerBee; + this.base( name, "engineering", projs ) + this.machine = machine || ""; +} +Engineer.prototype = new WorkerBee(); + +var pat = new Engineer(); + +new TestCase( SECTION, + "pat.__proto__ == Engineer.prototype", + true, + pat.__proto__ == Engineer.prototype ); + +new TestCase( SECTION, + "pat.__proto__.__proto__ == WorkerBee.prototype", + true, + pat.__proto__.__proto__ == WorkerBee.prototype ); + +new TestCase( SECTION, + "pat.__proto__.__proto__.__proto__ == Employee.prototype", + true, + pat.__proto__.__proto__.__proto__ == Employee.prototype ); + +new TestCase( SECTION, + "pat.__proto__.__proto__.__proto__.__proto__ == Object.prototype", + true, + pat.__proto__.__proto__.__proto__.__proto__ == Object.prototype ); + +new TestCase( SECTION, + "pat.__proto__.__proto__.__proto__.__proto__.__proto__ == null", + true, + pat.__proto__.__proto__.__proto__.__proto__.__proto__ == null ); + +new TestCase( SECTION, + "pat instanceof Engineer", + true, + pat instanceof Engineer ); + +new TestCase( SECTION, + "pat instanceof WorkerBee )", + true, + pat instanceof WorkerBee ); + +new TestCase( SECTION, + "pat instanceof Employee )", + true, + pat instanceof Employee ); + +new TestCase( SECTION, + "pat instanceof Object )", + true, + pat instanceof Object ); + +new TestCase( SECTION, + "pat instanceof SalesPerson )", + false, + pat instanceof SalesPerson ); +test(); |