tests/mozilla/js1_5/Regress/regress-31255.js

   1 /* ***** BEGIN LICENSE BLOCK *****
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   4 * The contents of this file are subject to the Netscape Public License
   5 * Version 1.1 (the "License"); you may not use this file except in
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  12 * License.
  13 *
  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.
  19 *
  20 * Contributor(s): igor@icesoft.no, pschwartau@netscape.com
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  22 * Alternatively, the contents of this file may be used under the terms of
  23 * either the GNU General Public License Version 2 or later (the "GPL"), or
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  35 *
  36 *
  37 * Date:    09 November 2002
  38 * SUMMARY: JS should treat --> as a single-line comment indicator.
  39 *          Whitespace may occur before the --> on the same line.
  40 *
  41 * See http://bugzilla.mozilla.org/show_bug.cgi?id=31255
  42 * and http://bugzilla.mozilla.org/show_bug.cgi?id=179366 (Rhino version)
  43 *
  44 * Note: <!--, --> are the HTML multi-line comment opener, closer.
  45 * JS already accepted <!-- as a single-line comment indicator.
  46 *
  47 */
  48 //-----------------------------------------------------------------------------
  49 var UBound = 0;
  50 var bug = 31255;
  51 var summary = 'JS should treat --> as a single-line comment indicator';
  52 var status = '';
  53 var statusitems = [];
  54 var actual = '';
  55 var actualvalues = [];
  56 var expect= '';
  57 var expectedvalues = [];
  58
  59
  60 <!-- HTML comment start is already a single-line JS comment indicator
  61 var x = 1; <!-- until end-of-line
  62
  63 status = inSection(1);
  64 actual = (x == 1);
  65 expect = true;
  66 addThis();
  67
  68 --> HTML comment end is JS comments until end-of-line
  69    --> but only if it follows a possible whitespace after line start
  70    --> so in the following --> should not be treated as comments
  71 if (x-->0)
  72   x = 2;
  73
  74 status = inSection(2);
  75 actual = (x == 2);
  76 expect = true;
  77 addThis();
  78
  79
  80
  81 //-----------------------------------------------------------------------------
  82 test();
  83 //-----------------------------------------------------------------------------
  84
  85
  86
  87 function addThis()
  88 {
  89   statusitems[UBound] = status;
  90   actualvalues[UBound] = actual;
  91   expectedvalues[UBound] = expect;
  92   UBound++;
  93 }
  94
  95
  96 function test()
  97 {
  98   enterFunc('test');
  99   printBugNumber(bug);
 100   printStatus(summary);
 101
 102   for (var i=0; i<UBound; i++)
 103   {
 104     reportCompare(expectedvalues[i], actualvalues[i], statusitems[i]);
 105   }
 106
 107   exitFunc ('test');
 108 }