tests/mozilla/ecma/String/15.5.5.1.js

   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:          15.5.5.1
  24     ECMA Section:       String.length
  25     Description:
  26
  27     The number of characters in the String value represented by this String
  28     object.
  29
  30     Once a String object is created, this property is unchanging. It has the
  31     attributes { DontEnum, DontDelete, ReadOnly }.
  32
  33     Author:             christine@netscape.com
  34     Date:               12 november 1997
  35 */
  36
  37     var SECTION = "15.5.5.1";
  38     var VERSION = "ECMA_1";
  39     startTest();
  40     var TITLE   = "String.length";
  41
  42     writeHeaderToLog( SECTION + " "+ TITLE);
  43
  44     var testcases = getTestCases();
  45     test();
  46
  47 function getTestCases() {
  48     var array = new Array();
  49     var item = 0;
  50
  51     array[item++] = new TestCase(   SECTION,
  52                                     "var s = new String(); s.length",
  53                                     0,
  54                                     eval("var s = new String(); s.length") );
  55
  56     array[item++] = new TestCase(   SECTION,
  57                                     "var s = new String(); s.length = 10; s.length",
  58                                     0,
  59                                     eval("var s = new String(); s.length = 10; s.length") );
  60
  61     array[item++] = new TestCase(   SECTION,
  62                                     "var s = new String(); var props = ''; for ( var p in s ) {  props += p; };  props",
  63                                     "",
  64                                     eval("var s = new String(); var props = ''; for ( var p in s ) {  props += p; };  props") );
  65
  66     array[item++] = new TestCase(   SECTION,
  67                                     "var s = new String(); delete s.length",
  68                                     false,
  69                                     eval("var s = new String(); delete s.length") );
  70
  71     array[item++] = new TestCase(   SECTION,
  72                                     "var s = new String('hello'); delete s.length; s.length",
  73                                     5,
  74                                     eval("var s = new String('hello'); delete s.length; s.length") );
  75     return array;
  76
  77 }
  78 function test() {
  79     for ( tc=0; tc < testcases.length; tc++ ) {
  80         testcases[tc].passed = writeTestCaseResult(
  81                             testcases[tc].expect,
  82                             testcases[tc].actual,
  83                             testcases[tc].description +" = "+
  84                             testcases[tc].actual );
  85
  86         testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
  87     }
  88     stopTest();
  89     return ( testcases );
  90 }