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      1 /* The contents of this file are subject to the Netscape Public
      2  * License Version 1.1 (the "License"); you may not use this file
      3  * except in compliance with the License. You may obtain a copy of
      4  * the License at http://www.mozilla.org/NPL/
      5  *
      6  * Software distributed under the License is distributed on an "AS
      7  * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
      8  * implied. See the License for the specific language governing
      9  * rights and limitations under the License.
     10  *
     11  * The Original Code is Mozilla Communicator client code, released March
     12  * 31, 1998.
     13  *
     14  * The Initial Developer of the Original Code is Netscape Communications
     15  * Corporation. Portions created by Netscape are
     16  * Copyright (C) 1998 Netscape Communications Corporation. All
     17  * Rights Reserved.
     18  *
     19  * Contributor(s):
     20  *
     21  */
     22 /**
     23     File Name:          8.1.js
     24     ECMA Section:       The undefined type
     25     Description:
     26 
     27     The Undefined type has exactly one value, called undefined. Any variable
     28     that has not been assigned a value is of type Undefined.
     29 
     30     Author:             christine (at) netscape.com
     31     Date:               12 november 1997
     32 */
     33 
     34     var SECTION = "8.1";
     35     var VERSION = "ECMA_1";
     36     startTest();
     37     var TITLE   = "The undefined type";
     38 
     39     writeHeaderToLog( SECTION + " "+ TITLE);
     40 
     41     var testcases = new Array();
     42 
     43     testcases[tc++] = new TestCase( SECTION,
     44                                     "var x; typeof x",
     45                                     "undefined",
     46                                     eval("var x; typeof x") );
     47 
     48     testcases[tc++] = new TestCase( SECTION,
     49                                     "var x; typeof x == 'undefined",
     50                                     true,
     51                                     eval("var x; typeof x == 'undefined'") );
     52 
     53     testcases[tc++] = new TestCase( SECTION,
     54                                     "var x; x == void 0",
     55                                     true,
     56                                     eval("var x; x == void 0") );
     57     test();
     58 
     59 function test() {
     60     for ( tc=0; tc < testcases.length; tc++ ) {
     61         testcases[tc].passed = writeTestCaseResult(
     62                             testcases[tc].expect,
     63                             testcases[tc].actual,
     64                             testcases[tc].description +" = "+
     65                             testcases[tc].actual );
     66 
     67         testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
     68     }
     69     stopTest();
     70     return ( testcases );
     71 }
     72