gcc/libstdc++-v3/testsuite/28_regex/regression.cc
Tim Shen 216f7526fe re PR libstdc++/70745 (Wrong handling of regex_constant::match_not_eow and regex_constant::match_not_bow)
PR libstdc++/70745
	* include/bits/regex_executor.tcc (_Executor<>::_M_word_boundary):
	Fix the match_not_bow and match_not_eow behavior.
	* testsuite/28_regex/regression.cc: Add testcase.

From-SVN: r235382
2016-04-23 03:58:37 +00:00

73 lines
1.9 KiB
C++

// { dg-options "-std=gnu++11" }
//
// Copyright (C) 2015-2016 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#include <testsuite_hooks.h>
#include <testsuite_regex.h>
using namespace __gnu_test;
using namespace std;
// PR libstdc++/67362
void
test01()
{
bool test __attribute__((unused)) = true;
regex re("((.)", regex_constants::basic);
}
void
test02()
{
bool test __attribute__((unused)) = true;
std::string re_str
{
"/abcd" "\n"
"/aecf" "\n"
"/ghci"
};
auto rx = std::regex(re_str, std::regex_constants::grep | std::regex_constants::icase);
VERIFY(regex_search_debug("/abcd", rx));
}
void
test03()
{
bool test __attribute__((unused)) = true;
VERIFY(regex_match_debug("a.", regex(R"(a\b.)"), regex_constants::match_not_eow));
VERIFY(regex_match_debug(".a", regex(R"(.\ba)"), regex_constants::match_not_bow));
VERIFY(regex_search_debug("a", regex(R"(^\b)")));
VERIFY(regex_search_debug("a", regex(R"(\b$)")));
VERIFY(!regex_search_debug("a", regex(R"(^\b)"), regex_constants::match_not_bow));
VERIFY(!regex_search_debug("a", regex(R"(\b$)"), regex_constants::match_not_eow));
}
int
main()
{
test01();
test02();
test03();
return 0;
}