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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <regex>
// template <class BidirectionalIterator, class Allocator, class charT, class traits>
// bool
// regex_search(BidirectionalIterator first, BidirectionalIterator last,
// match_results<BidirectionalIterator, Allocator>& m,
// const basic_regex<charT, traits>& e,
// regex_constants::match_flag_type flags = regex_constants::match_default);
#include <regex>
#include <cassert>
#include "test_macros.h"
#include "test_iterators.h"
extern "C" void LLVMFuzzerTestOneInput(const char *data)
{
#ifndef TEST_HAS_NO_EXCEPTIONS
size_t size = strlen(data);
if (size > 0)
{
try
{
std::regex::flag_type flag = std::regex_constants::grep;
std::string s((const char *)data, size);
std::regex re(s, flag);
TEST_IGNORE_NODISCARD std::regex_match(s, re);
}
catch (std::regex_error &) {}
}
#else
((void)data);
#endif
}
void fuzz_tests() // patterns that the fuzzer has found
{
// Raw string literals are a C++11 feature.
#if TEST_STD_VER >= 11
LLVMFuzzerTestOneInput(R"XX(Õ)_%()()((\8'_%()_%()_%()_%(()_%()_%()_%(.t;)()¥f()_%()(.)_%;)()!¥f(((()()XX");
#endif
}
int main()
{
{
std::cmatch m;
const char s[] = "tournament";
assert(std::regex_search(s, m, std::regex("tour\nto\ntournament",
std::regex_constants::grep)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(!m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == s + std::char_traits<char>::length(s));
assert(m.length(0) == 10);
assert(m.position(0) == 0);
assert(m.str(0) == "tournament");
}
{
std::cmatch m;
const char s[] = "ment";
assert(std::regex_search(s, m, std::regex("tour\n\ntournament",
std::regex_constants::grep)));
assert(m.size() == 1);
assert(!m.prefix().matched);
assert(m.prefix().first == s);
assert(m.prefix().second == m[0].first);
assert(m.suffix().matched);
assert(m.suffix().first == m[0].second);
assert(m.suffix().second == s + std::char_traits<char>::length(s));
assert(m.length(0) == 0);
assert(m.position(0) == 0);
assert(m.str(0) == "");
}
fuzz_tests();
}
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