js/tests/js1_2/Array/splice2.js

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  38
  39 gTestfile = 'splice2.js';
  40
  41 /**
  42    Filename:     splice2.js
  43    Description:  'Tests Array.splice(x,y) w/4 var args'
  44
  45    Author:       Nick Lerissa
  46    Date:         Fri Feb 13 09:58:28 PST 1998
  47 */
  48
  49 var SECTION = 'As described in Netscape doc "Whats new in JavaScript 1.2"';
  50 var VERSION = 'no version';
  51 var TITLE = 'String:splice 2';
  52 var BUGNUMBER="123795";
  53
  54 startTest();
  55 writeHeaderToLog('Executing script: splice2.js');
  56 writeHeaderToLog( SECTION + " "+ TITLE);
  57
  58 var a = ['a','test string',456,9.34,new String("string object"),[],['h','i','j','k']];
  59 var b = [1,2,3,4,5,6,7,8,9,0];
  60
  61 exhaustiveSpliceTestWithArgs("exhaustive splice w/2 optional args 1",a);
  62 exhaustiveSpliceTestWithArgs("exhaustive splice w/2 optional args 2",b);
  63
  64 test();
  65
  66
  67 function mySplice(testArray, splicedArray, first, len, elements)
  68 {
  69   var removedArray  = [];
  70   var adjustedFirst = first;
  71   var adjustedLen   = len;
  72
  73   if (adjustedFirst < 0) adjustedFirst = testArray.length + first;
  74   if (adjustedFirst < 0) adjustedFirst = 0;
  75
  76   if (adjustedLen < 0) adjustedLen = 0;
  77
  78   for (i = 0; (i < adjustedFirst)&&(i < testArray.length); ++i)
  79     splicedArray.push(testArray[i]);
  80
  81   if (adjustedFirst < testArray.length)
  82     for (i = adjustedFirst; (i < adjustedFirst + adjustedLen) && (i < testArray.length); ++i)
  83       removedArray.push(testArray[i]);
  84
  85   for (i = 0; i < elements.length; i++) splicedArray.push(elements[i]);
  86
  87   for (i = adjustedFirst + adjustedLen; i < testArray.length; i++)
  88     splicedArray.push(testArray[i]);
  89
  90   return removedArray;
  91 }
  92
  93 function exhaustiveSpliceTestWithArgs(testname, testArray)
  94 {
  95   var passed = true;
  96   var errorMessage;
  97   var reason = "";
  98   for (var first = -(testArray.length+2); first <= 2 + testArray.length; first++)
  99   {
 100     var actualSpliced   = [];
 101     var expectedSpliced = [];
 102     var actualRemoved   = [];
 103     var expectedRemoved = [];
 104
 105     for (var len = 0; len < testArray.length + 2; len++)
 106     {
 107       actualSpliced   = [];
 108       expectedSpliced = [];
 109
 110       for (var i = 0; i < testArray.length; ++i)
 111         actualSpliced.push(testArray[i]);
 112
 113       actualRemoved   = actualSpliced.splice(first,len,-97,new String("test arg"),[],9.8);
 114       expectedRemoved = mySplice(testArray,expectedSpliced,first,len,[-97,new String("test arg"),[],9.8]);
 115
 116       var adjustedFirst = first;
 117       if (adjustedFirst < 0) adjustedFirst = testArray.length + first;
 118       if (adjustedFirst < 0) adjustedFirst = 0;
 119
 120
 121       if (  (String(actualSpliced) != String(expectedSpliced))
 122             ||(String(actualRemoved) != String(expectedRemoved)))
 123       {
 124         if (  (String(actualSpliced) == String(expectedSpliced))
 125               &&(String(actualRemoved) != String(expectedRemoved)) )
 126         {
 127
 128           if ( (expectedRemoved.length == 1)
 129                &&(String(actualRemoved) == String(expectedRemoved[0]))) continue;
 130           if ( expectedRemoved.length == 0  && actualRemoved == void 0 ) continue;
 131         }
 132
 133         errorMessage =
 134           "ERROR: 'TEST FAILED' ERROR: 'TEST FAILED' ERROR: 'TEST FAILED'\n" +
 135           "             test: " + "a.splice(" + first + "," + len + ",-97,new String('test arg'),[],9.8)\n" +
 136           "                a: " + String(testArray) + "\n" +
 137           "   actual spliced: " + String(actualSpliced) + "\n" +
 138           " expected spliced: " + String(expectedSpliced) + "\n" +
 139           "   actual removed: " + String(actualRemoved) + "\n" +
 140           " expected removed: " + String(expectedRemoved);
 141         reason = reason + errorMessage;
 142         writeHeaderToLog(errorMessage);
 143         passed = false;
 144       }
 145     }
 146   }
 147   var testcase = new TestCase(SECTION, testname, true, passed);
 148   if (!passed) testcase.reason = reason;
 149   return testcase;
 150 }