js/tests/js1_5/extensions/regress-354541-03.js

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  15  * The Original Code is JavaScript Engine testing utilities.
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  22  * Contributor(s): Reto Laemmler
  23  *                 Brendan Eich
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  38
  39 var gTestfile = 'regress-354541-03.js';
  40 //-----------------------------------------------------------------------------
  41 var BUGNUMBER = 354541;
  42 var summary = 'Regression to standard class constructors in case labels';
  43 var actual = '';
  44 var expect = '';
  45
  46
  47 printBugNumber(BUGNUMBER);
  48 printStatus (summary + ': top level');
  49
  50 String.prototype.trim = function() { print('hallo'); };
  51
  52 String.prototype.trim = function() { return 'hallo'; };
  53
  54 const S = String;
  55 const Sp = String.prototype;
  56
  57 expect = 'hallo';
  58 var expectStringInvariant = true
  59   var actualStringInvariant;
  60 var expectStringPrototypeInvariant = true;
  61 var actualStringPrototypeInvariant;
  62
  63 if (typeof Script == 'undefined')
  64 {
  65   print('Test skipped. Script not defined.');
  66   reportCompare("Script not defined, Test skipped.",
  67                 "Script not defined, Test skipped.",
  68                 summary);
  69 }
  70 else
  71 {
  72   var s = Script('var tmp = function(o) { switch(o) { case String: case 1: return ""; } }; actualStringInvariant = (String === S); actualStringPrototypeInvariant = (String.prototype === Sp); actual = "".trim();');
  73   try
  74   {
  75     s();
  76   }
  77   catch(ex)
  78   {
  79     actual = ex + '';
  80   }
  81   reportCompare(expect, actual, 'trim() returned');
  82   reportCompare(expectStringInvariant, actualStringInvariant,
  83                 'String invariant');
  84   reportCompare(expectStringPrototypeInvariant,
  85                 actualStringPrototypeInvariant,
  86                 'String.prototype invariant');
  87
  88 }
  89