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comparison: js/src/tests/ecma/Expressions/11.1.1.js
js/src/tests/ecma/Expressions/11.1.1.js
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| 1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ | |
| 2 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 3 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 4 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 5 | |
| 6 | |
| 7 /** | |
| 8 File Name: 11.1.1.js | |
| 9 ECMA Section: 11.1.1 The this keyword | |
| 10 Description: | |
| 11 | |
| 12 The this keyword evaluates to the this value of the execution context. | |
| 13 | |
| 14 Author: christine@netscape.com | |
| 15 Date: 12 november 1997 | |
| 16 */ | |
| 17 var SECTION = "11.1.1"; | |
| 18 var VERSION = "ECMA_1"; | |
| 19 startTest(); | |
| 20 | |
| 21 writeHeaderToLog( SECTION + " The this keyword"); | |
| 22 | |
| 23 var GLOBAL_OBJECT = this.toString(); | |
| 24 | |
| 25 // this in global code and eval(this) in global code should return the global object. | |
| 26 | |
| 27 new TestCase( SECTION, | |
| 28 "Global Code: this.toString()", | |
| 29 GLOBAL_OBJECT, | |
| 30 this.toString() ); | |
| 31 | |
| 32 new TestCase( SECTION, | |
| 33 "Global Code: eval('this.toString()')", | |
| 34 GLOBAL_OBJECT, | |
| 35 eval('this.toString()') ); | |
| 36 | |
| 37 // this in anonymous code called as a function should return the global object. | |
| 38 | |
| 39 new TestCase( SECTION, | |
| 40 "Anonymous Code: var MYFUNC = new Function('return this.toString()'); MYFUNC()", | |
| 41 GLOBAL_OBJECT, | |
| 42 eval("var MYFUNC = new Function('return this.toString()'); MYFUNC()") ); | |
| 43 | |
| 44 // eval( this ) in anonymous code called as a function should return that function's activation object | |
| 45 | |
| 46 new TestCase( SECTION, | |
| 47 "Anonymous Code: var MYFUNC = new Function('return (eval(\"this.toString()\")'); (MYFUNC()).toString()", | |
| 48 GLOBAL_OBJECT, | |
| 49 eval("var MYFUNC = new Function('return eval(\"this.toString()\")'); (MYFUNC()).toString()") ); | |
| 50 | |
| 51 // this and eval( this ) in anonymous code called as a constructor should return the object | |
| 52 | |
| 53 new TestCase( SECTION, | |
| 54 "Anonymous Code: var MYFUNC = new Function('this.THIS = this'); ((new MYFUNC()).THIS).toString()", | |
| 55 "[object Object]", | |
| 56 eval("var MYFUNC = new Function('this.THIS = this'); ((new MYFUNC()).THIS).toString()") ); | |
| 57 | |
| 58 new TestCase( SECTION, | |
| 59 "Anonymous Code: var MYFUNC = new Function('this.THIS = this'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1", | |
| 60 true, | |
| 61 eval("var MYFUNC = new Function('this.THIS = this'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1") ); | |
| 62 | |
| 63 new TestCase( SECTION, | |
| 64 "Anonymous Code: var MYFUNC = new Function('this.THIS = eval(\"this\")'); ((new MYFUNC().THIS).toString()", | |
| 65 "[object Object]", | |
| 66 eval("var MYFUNC = new Function('this.THIS = eval(\"this\")'); ((new MYFUNC()).THIS).toString()") ); | |
| 67 | |
| 68 new TestCase( SECTION, | |
| 69 "Anonymous Code: var MYFUNC = new Function('this.THIS = eval(\"this\")'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1", | |
| 70 true, | |
| 71 eval("var MYFUNC = new Function('this.THIS = eval(\"this\")'); var FUN1 = new MYFUNC(); FUN1.THIS == FUN1") ); | |
| 72 | |
| 73 // this and eval(this) in function code called as a function should return the global object. | |
| 74 new TestCase( SECTION, | |
| 75 "Function Code: ReturnThis()", | |
| 76 GLOBAL_OBJECT, | |
| 77 ReturnThis() ); | |
| 78 | |
| 79 new TestCase( SECTION, | |
| 80 "Function Code: ReturnEvalThis()", | |
| 81 GLOBAL_OBJECT, | |
| 82 ReturnEvalThis() ); | |
| 83 | |
| 84 // this and eval(this) in function code called as a contructor should return the object. | |
| 85 new TestCase( SECTION, | |
| 86 "var MYOBJECT = new ReturnThis(); MYOBJECT.toString()", | |
| 87 "[object Object]", | |
| 88 eval("var MYOBJECT = new ReturnThis(); MYOBJECT.toString()") ); | |
| 89 | |
| 90 new TestCase( SECTION, | |
| 91 "var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()", | |
| 92 "[object Object]", | |
| 93 eval("var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()") ); | |
| 94 | |
| 95 test(); | |
| 96 | |
| 97 function ReturnThis() { | |
| 98 return this.toString(); | |
| 99 } | |
| 100 | |
| 101 function ReturnEvalThis() { | |
| 102 return( eval("this.toString()") ); | |
| 103 } |
