/// @file
/// @brief Task1: tests (support for C++20 standard)

#include <cassert>    // assert
#include <filesystem> // std::filesystem::path
#include <fstream>    // std::ofstream
#include <iostream>   // std::cout|endl
#include <sstream>    // std::istringstream

#include <version> // https://en.cppreference.com/w/cpp/utility/feature_test

#include "iue-io/csv.hpp" // https://sgit.iue.tuwien.ac.at/360050/modules

int main() {

  std::ostringstream oss;

  oss << "This compilation unit was compiled" << std::endl;
  oss << "  - on " << __DATE__ << " at " << __TIME__ << std::endl;
  oss << "  - using the C++ language standard " << __cplusplus << std::endl;
  oss << "  - the main-function was present in this file: " << __FILE__ << std::endl;

  std::filesystem::path filename = "info_cpp.txt";
  std::ofstream ofs(filename);
  ofs.exceptions(std::ios::failbit);
  ofs << oss.str();

  assert(__cplusplus >= 202002L);
  assert(__cpp_lib_filesystem >= 201703L);
  assert(__cpp_concepts >= 201907L);

  std::cout << "task1.test.cpp: all asserts passed" << std::endl;

  return 0;
}