michael@0: /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: /*
michael@0:  * Date: 26 November 2000
michael@0:  *
michael@0:  *
michael@0:  * SUMMARY:  This test arose from Bugzilla bug 57631:
michael@0:  * "RegExp with invalid pattern or invalid flag causes segfault"
michael@0:  *
michael@0:  * Either error should throw an exception of type SyntaxError,
michael@0:  * and we check to see that it does...
michael@0:  */
michael@0: //-----------------------------------------------------------------------------
michael@0: var BUGNUMBER = '57631';
michael@0: var summary = 'Testing new RegExp(pattern,flag) with illegal pattern or flag';
michael@0: var statprefix = 'Testing for error creating illegal RegExp object on pattern ';
michael@0: var statsuffix =  'and flag ';
michael@0: var cnSUCCESS = 'SyntaxError';
michael@0: var cnFAILURE = 'not a SyntaxError';
michael@0: var singlequote = "'";
michael@0: var i = -1; var j = -1; var s = ''; var f = '';
michael@0: var obj = {};
michael@0: var status = ''; var actual = ''; var expect = ''; var msg = '';
michael@0: var legalpatterns = new Array(); var illegalpatterns = new Array();
michael@0: var legalflags = new Array();  var illegalflags = new Array();
michael@0: 
michael@0: 
michael@0: // valid regular expressions to try -
michael@0: legalpatterns[0] = '';
michael@0: legalpatterns[1] = 'abc';
michael@0: legalpatterns[2] = '(.*)(3-1)\s\w';
michael@0: legalpatterns[3] = '(.*)(...)\\s\\w';
michael@0: legalpatterns[4] = '[^A-Za-z0-9_]';
michael@0: legalpatterns[5] = '[^\f\n\r\t\v](123.5)([4 - 8]$)';
michael@0: 
michael@0: // invalid regular expressions to try -
michael@0: illegalpatterns[0] = '(?)';
michael@0: illegalpatterns[1] = '(a';
michael@0: illegalpatterns[2] = '( ]';
michael@0: //illegalpatterns[3] = '\d{1,s}';
michael@0: 
michael@0: // valid flags to try -
michael@0: legalflags[0] = 'i';
michael@0: legalflags[1] = 'g';
michael@0: legalflags[2] = 'm';
michael@0: legalflags[3] = undefined;
michael@0: 
michael@0: // invalid flags to try -
michael@0: illegalflags[0] = 'a';
michael@0: illegalflags[1] = 123;
michael@0: illegalflags[2] = new RegExp();
michael@0: 
michael@0: 
michael@0: 
michael@0: //-------------------------------------------------------------------------------------------------
michael@0: test();
michael@0: //-------------------------------------------------------------------------------------------------
michael@0: 
michael@0: 
michael@0: function test()
michael@0: {
michael@0:   enterFunc ('test');
michael@0:   printBugNumber(BUGNUMBER);
michael@0:   printStatus (summary);
michael@0:  
michael@0:   testIllegalRegExps(legalpatterns, illegalflags);
michael@0:   testIllegalRegExps(illegalpatterns, legalflags);
michael@0:   testIllegalRegExps(illegalpatterns, illegalflags);
michael@0: 
michael@0:   exitFunc ('test');
michael@0: }
michael@0: 
michael@0: 
michael@0: // This function will only be called where all the patterns are illegal, or all the flags
michael@0: function testIllegalRegExps(patterns, flags)
michael@0: {
michael@0:   for (i in patterns)
michael@0:   {
michael@0:     s = patterns[i];
michael@0:  
michael@0:     for (j in flags)
michael@0:     {
michael@0:       f = flags[j];
michael@0:       status = getStatus(s, f);
michael@0:       actual = cnFAILURE;
michael@0:       expect = cnSUCCESS;
michael@0:  
michael@0:       try
michael@0:       {
michael@0: 	// This should cause an exception if either s or f is illegal -        
michael@0: 	eval('obj = new RegExp(s, f);'); 
michael@0:       } 
michael@0:       catch(e)
michael@0:       {
michael@0: 	// We expect to get a SyntaxError - test for this:
michael@0: 	if (e instanceof SyntaxError)
michael@0: 	  actual = cnSUCCESS;
michael@0:       }
michael@0:        
michael@0:       reportCompare(expect, actual, status);
michael@0:     }
michael@0:   }
michael@0: }
michael@0: 
michael@0: 
michael@0: function getStatus(regexp, flag)
michael@0: {
michael@0:   return (statprefix  +  quote(regexp) +  statsuffix  +   quote(flag));
michael@0: }
michael@0: 
michael@0: 
michael@0: function quote(text)
michael@0: {
michael@0:   return (singlequote  +  text  + singlequote);
michael@0: }