#include <cassert>

#include <cstring>

#include <iostream>

#if __cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1900)

#include "constexpr_string.hpp"

#endif

int main() {

#if __cplusplus >= 201103L || (defined(_MSC_VER) && _MSC_VER >= 1900)

using namespace compiletime;

constexpr auto test = to_constexpr_string("abc");

constexpr auto test2 = to_constexpr_string("def");

constexpr auto test3 = test + test2;

std::string teststr("gh");

assert(test.to_string() == "abc");

assert(test3.to_string() == "abcdef");

assert((test3 + teststr) == "abcdefgh");

assert((teststr + test3) == "ghabcdef");

constexpr bool test_compare = (test == test);

constexpr bool test_compare2 = (test == test2);

static_assert(test_compare, "");

static_assert(!test_compare2, "");

#endif

return 0;

}