//
// Created by erki on 25/10/23.
//

#include <catch2/catch.hpp>

#include <atomic>

#ifdef NDEBUG
#undef NDEBUG
#define NDEBUG_WAS_DEFINED
#endif

#include "utility_assert.hpp"
#include "utility_notnull.hpp"

#ifdef NDEBUG_WAS_DEFINED
#define NDEBUG
#endif

namespace
{

std::atomic<bool> assert_flag = false;

void assertCallback(const char*, const char*, const int)
{
  assert_flag = true;
}

}// namespace

TEST_CASE("Assert is tripped if nullptr passed.", "[utility],[notnull]")
{
  assert_flag = false;
  Utility::Assert::setHandler(assertCallback);
  REQUIRE(assert_flag == false);

  auto call = [](Utility::NotNull<int> i) -> void {};

  call(nullptr);
  CHECK(assert_flag == true);
}

TEST_CASE("Assert is not tripped if valid pointer is passed.", "[utility],[notnull]")
{
  assert_flag = false;
  Utility::Assert::setHandler(assertCallback);
  REQUIRE(assert_flag == false);

  auto call = [](Utility::NotNull<int> i) -> int {
    return *i;
  };

  int a = 5;
  const int test = call(&a);
  CHECK(assert_flag == false);
  CHECK(a == test);
}