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Merged regex-4 branch.

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[SVN r18431]
This commit is contained in:
John Maddock
2003-05-17 11:55:51 +00:00
parent f0f32bdda1
commit 1f15026060
42 changed files with 7254 additions and 7501 deletions
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test/pathology/recursion_test.cpp Normal file
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/*
*
* Copyright (c) 1998-2002
* Dr John Maddock
*
* Permission to use, copy, modify, distribute and sell this software
* and its documentation for any purpose is hereby granted without fee,
* provided that the above copyright notice appear in all copies and
* that both that copyright notice and this permission notice appear
* in supporting documentation. Dr John Maddock makes no representations
* about the suitability of this software for any purpose.
* It is provided "as is" without express or implied warranty.
*
*/
/*
* LOCATION: see http://www.boost.org for most recent version.
* FILE: recursion_test.cpp
* VERSION: see <boost/version.hpp>
* DESCRIPTION: Test for indefinite recursion and/or stack overrun.
*/
#include <string>
#include <boost/regex.hpp>
#include <boost/test/test_tools.hpp>
int test_main( int argc, char* argv[] )
{
// this regex will recurse twice for each whitespace character matched:
boost::regex e("([[:space:]]|.)+");
std::string bad_text(1024*1024*4, ' ');
std::string good_text(200, ' ');
boost::smatch what;
//
// Over and over: We want to make sure that after a stack error has
// been triggered, that we can still conduct a good search and that
// subsequent stack failures still do the right thing:
//
BOOST_CHECK(boost::regex_search(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_search(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_search(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_search(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_search(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_search(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_search(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_search(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_search(good_text, what, e));
BOOST_CHECK(boost::regex_match(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_match(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_match(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_match(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_match(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_match(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_match(good_text, what, e));
BOOST_CHECK_THROW(boost::regex_match(bad_text, what, e), std::runtime_error);
BOOST_CHECK(boost::regex_match(good_text, what, e));
return 0;
}