tests/mozilla/ecma_3/Function/regress-131964.js

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  14 * The Original Code is JavaScript Engine testing utilities.
  15 *
  16 * The Initial Developer of the Original Code is Netscape Communications Corp.
  17 * Portions created by the Initial Developer are Copyright (C) 2002
  18 * the Initial Developer. All Rights Reserved.
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  20 * Contributor(s): pschwartau@netscape.com
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  35 *
  36 *
  37 * Date:    19 Mar 2002
  38 * SUMMARY: Function declarations in global or function scope are {DontDelete}.
  39 *          Function declarations in eval scope are not {DontDelete}.
  40 *
  41 * See http://bugzilla.mozilla.org/show_bug.cgi?id=131964
  42 *
  43 */
  44 //-----------------------------------------------------------------------------
  45 var UBound = 0;
  46 var bug =   131964;
  47 var summary = 'Functions defined in global or function scope are {DontDelete}';
  48 var status = '';
  49 var statusitems = [];
  50 var actual = '';
  51 var actualvalues = [];
  52 var expect= '';
  53 var expectedvalues = [];
  54
  55
  56 status = inSection(1);
  57 function f()
  58 {
  59   return 'f lives!';
  60 }
  61 delete f;
  62
  63 try
  64 {
  65   actual = f();
  66 }
  67 catch(e)
  68 {
  69   actual = 'f was deleted';
  70 }
  71
  72 expect = 'f lives!';
  73 addThis();
  74
  75
  76
  77 /*
  78  * Try the same test in function scope -
  79  */
  80 status = inSection(2);
  81 function g()
  82 {
  83   function f()
  84   {
  85     return 'f lives!';
  86   }
  87   delete f;
  88
  89   try
  90   {
  91     actual = f();
  92   }
  93   catch(e)
  94   {
  95     actual = 'f was deleted';
  96   }
  97
  98   expect = 'f lives!';
  99   addThis();
 100 }
 101 g();
 102
 103
 104
 105 /*
 106  * Try the same test in eval scope - here we EXPECT the function to be deleted (?)
 107  */
 108 status = inSection(3);
 109 var s = '';
 110 s += 'function h()';
 111 s += '{ ';
 112 s += '  return "h lives!";';
 113 s += '}';
 114 s += 'delete h;';
 115
 116 s += 'try';
 117 s += '{';
 118 s += '  actual = h();';
 119 s += '}';
 120 s += 'catch(e)';
 121 s += '{';
 122 s += '  actual = "h was deleted";';
 123 s += '}';
 124
 125 s += 'expect = "h was deleted";';
 126 s += 'addThis();';
 127 eval(s);
 128
 129
 130 /*
 131  * Define the function in eval scope, but delete it in global scope -
 132  */
 133 status = inSection(4);
 134 s = '';
 135 s += 'function k()';
 136 s += '{ ';
 137 s += '  return "k lives!";';
 138 s += '}';
 139 eval(s);
 140
 141 delete k;
 142
 143 try
 144 {
 145   actual = k();
 146 }
 147 catch(e)
 148 {
 149   actual = 'k was deleted';
 150 }
 151
 152 expect = 'k was deleted';
 153 addThis();
 154
 155
 156
 157
 158 //-----------------------------------------------------------------------------
 159 test();
 160 //-----------------------------------------------------------------------------
 161
 162
 163
 164 function wasDeleted(functionName)
 165 {
 166   return functionName + ' was deleted...';
 167 }
 168
 169
 170 function addThis()
 171 {
 172   statusitems[UBound] = status;
 173   actualvalues[UBound] = actual;
 174   expectedvalues[UBound] = expect;
 175   UBound++;
 176 }
 177
 178
 179 function test()
 180 {
 181   enterFunc('test');
 182   printBugNumber(bug);
 183   printStatus(summary);
 184
 185   for (var i=0; i<UBound; i++)
 186   {
 187     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
 188   }
 189
 190   exitFunc ('test');
 191 }