tests/mozilla/js1_2/Array/splice1.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:     splice1.js
  24         Description:  'Tests Array.splice(x,y) w/no var args'
  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:splice 1';
  34         var BUGNUMBER="123795";
  35
  36         writeHeaderToLog('Executing script: splice1.js');
  37         writeHeaderToLog( SECTION + " "+ TITLE);
  38
  39         var count = 0;
  40         var testcases = new Array();
  41
  42
  43         function mySplice(testArray, splicedArray, first, len, elements)
  44         {
  45             var removedArray  = [];
  46             var adjustedFirst = first;
  47             var adjustedLen   = len;
  48
  49             if (adjustedFirst < 0) adjustedFirst = testArray.length + first;
  50             if (adjustedFirst < 0) adjustedFirst = 0;
  51
  52             if (adjustedLen < 0) adjustedLen = 0;
  53
  54             for (i = 0; (i < adjustedFirst)&&(i < testArray.length); ++i)
  55                 splicedArray.push(testArray[i]);
  56
  57             if (adjustedFirst < testArray.length)
  58                 for (i = adjustedFirst; (i < adjustedFirst + adjustedLen) &&
  59                     (i < testArray.length); ++i)
  60                 {
  61                         removedArray.push(testArray[i]);
  62             }
  63
  64             for (i = 0; i < elements.length; i++) splicedArray.push(elements[i]);
  65
  66             for (i = adjustedFirst + adjustedLen; i < testArray.length; i++)
  67                 splicedArray.push(testArray[i]);
  68
  69             return removedArray;
  70         }
  71
  72         function exhaustiveSpliceTest(testname, testArray)
  73         {
  74             var errorMessage;
  75             var passed = true;
  76             var reason = "";
  77
  78             for (var first = -(testArray.length+2); first <= 2 + testArray.length; first++)
  79             {
  80                 var actualSpliced   = [];
  81                 var expectedSpliced = [];
  82                 var actualRemoved   = [];
  83                 var expectedRemoved = [];
  84
  85                 for (var len = 0; len < testArray.length + 2; len++)
  86                 {
  87                     actualSpliced   = [];
  88                     expectedSpliced = [];
  89
  90                     for (var i = 0; i < testArray.length; ++i)
  91                         actualSpliced.push(testArray[i]);
  92
  93                     actualRemoved   = actualSpliced.splice(first,len);
  94                     expectedRemoved = mySplice(testArray,expectedSpliced,first,len,[]);
  95
  96                     var adjustedFirst = first;
  97                     if (adjustedFirst < 0) adjustedFirst = testArray.length + first;
  98                     if (adjustedFirst < 0) adjustedFirst = 0;
  99
 100                     if (  (String(actualSpliced) != String(expectedSpliced))
 101                         ||(String(actualRemoved) != String(expectedRemoved)))
 102                     {
 103                         if (  (String(actualSpliced) == String(expectedSpliced))
 104                             &&(String(actualRemoved) != String(expectedRemoved)) )
 105                             {
 106                                 if ( (expectedRemoved.length == 1)
 107                                     &&(String(actualRemoved) == String(expectedRemoved[0]))) continue;
 108                                 if ( expectedRemoved.length == 0 && actualRemoved == void 0) continue;
 109                         }
 110
 111                         errorMessage =
 112                             "ERROR: 'TEST FAILED'\n" +
 113                             "             test: " + "a.splice(" + first + "," + len + ",-97,new String('test arg'),[],9.8)\n" +
 114                             "                a: " + String(testArray) + "\n" +
 115                             "   actual spliced: " + String(actualSpliced) + "\n" +
 116                             " expected spliced: " + String(expectedSpliced) + "\n" +
 117                             "   actual removed: " + String(actualRemoved) + "\n" +
 118                             " expected removed: " + String(expectedRemoved) + "\n";
 119                         writeHeaderToLog(errorMessage);
 120                         reason = reason + errorMessage;
 121                         passed = false;
 122                     }
 123                 }
 124             }
 125             var testcase = new TestCase( SECTION, testname, true, passed);
 126             if (!passed)
 127                 testcase.reason = reason;
 128             return testcase;
 129         }
 130
 131         var a = ['a','test string',456,9.34,new String("string object"),[],['h','i','j','k']];
 132         var b = [1,2,3,4,5,6,7,8,9,0];
 133
 134         testcases[count++] = exhaustiveSpliceTest("exhaustive splice w/no optional args 1",a);
 135         testcases[count++] = exhaustiveSpliceTest("exhaustive splice w/no optional args 1",b);
 136
 137         function test()
 138         {
 139            for ( tc=0; tc < testcases.length; tc++ ) {
 140                 testcases[tc].passed = writeTestCaseResult(
 141                 testcases[tc].expect,
 142                 testcases[tc].actual,
 143                 testcases[tc].description +" = "+
 144                 testcases[tc].actual );
 145                 testcases[tc].reason += ( testcases[tc].passed ) ? "" : "wrong value ";
 146            }
 147            stopTest();
 148            return ( testcases );
 149         }
 150
 151         test();
 152