| /* -*- tab-width: 2; indent-tabs-mode: nil; js-indent-level: 2 -*- */ |
| /* This Source Code Form is subject to the terms of the Mozilla Public |
| * License, v. 2.0. If a copy of the MPL was not distributed with this |
| * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
| |
| |
| /** |
| File Name: 11.1.1.js |
| ECMA Section: 11.1.1 The this keyword |
| Description: |
| |
| The this keyword evaluates to the this value of the execution context. |
| |
| Author: christine@netscape.com |
| Date: 12 november 1997 |
| */ |
| var SECTION = "11.1.1"; |
| var VERSION = "ECMA_1"; |
| startTest(); |
| |
| writeHeaderToLog( SECTION + " The this keyword"); |
| |
| var GLOBAL_OBJECT = this.toString(); |
| |
| // this in global code and eval(this) in global code should return the global object. |
| |
| new TestCase( SECTION, |
| "Global Code: this.toString()", |
| GLOBAL_OBJECT, |
| this.toString() ); |
| |
| new TestCase( SECTION, |
| "Global Code: eval('this.toString()')", |
| GLOBAL_OBJECT, |
| eval('this.toString()') ); |
| |
| // this in anonymous code called as a function should return the global object. |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('return this.toString()'); MYFUNC()", |
| GLOBAL_OBJECT, |
| eval("var MYFUNC = new Function('return this.toString()'); MYFUNC()") ); |
| |
| // eval( this ) in anonymous code called as a function should return that function's activation object |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('return (eval(\"this.toString()\")'); (MYFUNC()).toString()", |
| GLOBAL_OBJECT, |
| eval("var MYFUNC = new Function('return eval(\"this.toString()\")'); (MYFUNC()).toString()") ); |
| |
| // this and eval( this ) in anonymous code called as a constructor should return the object |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('this.THIS = this'); ((new MYFUNC()).THIS).toString()", |
| "[object Object]", |
| eval("var MYFUNC = new Function('this.THIS = this'); ((new MYFUNC()).THIS).toString()") ); |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('this.THIS = this'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1", |
| true, |
| eval("var MYFUNC = new Function('this.THIS = this'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1") ); |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('this.THIS = eval(\"this\")'); ((new MYFUNC().THIS).toString()", |
| "[object Object]", |
| eval("var MYFUNC = new Function('this.THIS = eval(\"this\")'); ((new MYFUNC()).THIS).toString()") ); |
| |
| new TestCase( SECTION, |
| "Anonymous Code: var MYFUNC = new Function('this.THIS = eval(\"this\")'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1", |
| true, |
| eval("var MYFUNC = new Function('this.THIS = eval(\"this\")'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1") ); |
| |
| // this and eval(this) in function code called as a function should return the global object. |
| new TestCase( SECTION, |
| "Function Code: ReturnThis()", |
| GLOBAL_OBJECT, |
| ReturnThis() ); |
| |
| new TestCase( SECTION, |
| "Function Code: ReturnEvalThis()", |
| GLOBAL_OBJECT, |
| ReturnEvalThis() ); |
| |
| // this and eval(this) in function code called as a contructor should return the object. |
| new TestCase( SECTION, |
| "var MYOBJECT = new ReturnThis(); MYOBJECT.toString()", |
| "[object Object]", |
| eval("var MYOBJECT = new ReturnThis(); MYOBJECT.toString()") ); |
| |
| new TestCase( SECTION, |
| "var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()", |
| "[object Object]", |
| eval("var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()") ); |
| |
| test(); |
| |
| function ReturnThis() { |
| return this.toString(); |
| } |
| |
| function ReturnEvalThis() { |
| return( eval("this.toString()") ); |
| } |