tests/mozilla/js1_2/Array/general2.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         Filename:     general2.js
  24         Description:  'This tests out some of the functionality on methods on the Array objects'
  25
  26         Author:       Nick Lerissa
  27         Date:         Fri Feb 13 09:58:28 PST 1998
  28 */
  29
  30         var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"';
  31         var VERSION = 'no version';
  32     startTest();
  33         var TITLE = 'String:push,splice,concat,unshift,sort';
  34
  35         writeHeaderToLog('Executing script: general2.js');
  36         writeHeaderToLog( SECTION + " "+ TITLE);
  37
  38         var count = 0;
  39         var testcases = new Array();
  40
  41
  42         array1 = new Array();
  43         array2 = [];
  44         size   = 10;
  45
  46         // this for loop populates array1 and array2 as follows:
  47         // array1 = [0,1,2,3,4,....,size - 2,size - 1]
  48         // array2 = [size - 1, size - 2,...,4,3,2,1,0]
  49         for (var i = 0; i < size; i++)
  50         {
  51                 array1.push(i);
  52                 array2.push(size - 1 - i);
  53         }
  54
  55         // the following for loop reverses the order of array1 so
  56         // that it should be similarly ordered to array2
  57         for (i = array1.length; i > 0; i--)
  58         {
  59                 array3 = array1.slice(1,i);
  60                 array1.splice(1,i-1);
  61                 array1 = array3.concat(array1);
  62         }
  63
  64         // the following for loop reverses the order of array1
  65         // and array2
  66         for (i = 0; i < size; i++)
  67         {
  68             array1.push(array1.shift());
  69             array2.unshift(array2.pop());
  70         }
  71
  72         testcases[count++] = new TestCase( SECTION, "Array.push,pop,shift,unshift,slice,splice", true,String(array1) == String(array2));
  73         array1.sort();
  74         array2.sort();
  75         testcases[count++] = new TestCase( SECTION, "Array.sort", true,String(array1) == String(array2));
  76
  77         test();
  78