#include <regex>
#include <cassert>
#include "../../iterators.h"
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) == "");
}
}