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