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/* The contents of this file are subject to the Netscape 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/NPL/
*
* 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 Mozilla Communicator client code, released March
* 31, 1998.
*
* The Initial Developer of the Original Code is Netscape Communications
* Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*
*/
/**
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 testcases = new Array();
var item = 0;
var GLOBAL_OBJECT = this.toString();
// this in global code and eval(this) in global code should return the global object.
testcases[item++] = new TestCase( SECTION,
"Global Code: this.toString()",
GLOBAL_OBJECT,
this.toString() );
testcases[item++] = 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.
testcases[item++] = 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
testcases[item++] = 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
testcases[item++] = 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()") );
testcases[item++] = 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") );
testcases[item++] = 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()") );
testcases[item++] = 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.
testcases[item++] = new TestCase( SECTION,
"Function Code: ReturnThis()",
GLOBAL_OBJECT,
ReturnThis() );
testcases[item++] = new TestCase( SECTION,
"Function Code: ReturnEvalThis()",
GLOBAL_OBJECT,
ReturnEvalThis() );
// this and eval(this) in function code called as a contructor should return the object.
testcases[item++] = new TestCase( SECTION,
"var MYOBJECT = new ReturnThis(); MYOBJECT.toString()",
"[object Object]",
eval("var MYOBJECT = new ReturnThis(); MYOBJECT.toString()") );
testcases[item++] = new TestCase( SECTION,
"var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()",
"[object Object]",
eval("var MYOBJECT = new ReturnEvalThis(); MYOBJECT.toString()") );
test();
function test() {
for ( tc=0; tc < testcases.length; tc++ ) {
testcases[tc].passed = writeTestCaseResult(
testcases[tc].expect,
testcases[tc].actual,
testcases[tc].description +" = "+
testcases[tc].actual );
testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
}
stopTest();
return ( testcases );
}
function ReturnThis() {
return this.toString();
}
function ReturnEvalThis() {
return( eval("this.toString()") );
}
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