mp_cond.cpp 2.2 KB

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  1. // Copyright 2017 Peter Dimov.
  2. //
  3. // Distributed under the Boost Software License, Version 1.0.
  4. //
  5. // See accompanying file LICENSE_1_0.txt or copy at
  6. // http://www.boost.org/LICENSE_1_0.txt
  7. #include <boost/mp11/utility.hpp>
  8. #include <boost/mp11/integral.hpp>
  9. #include <boost/core/lightweight_test_trait.hpp>
  10. #include <type_traits>
  11. int main()
  12. {
  13. using boost::mp11::mp_cond;
  14. using boost::mp11::mp_true;
  15. using boost::mp11::mp_false;
  16. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_true, char[]>, char[]>));
  17. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_true, char[], void>, char[]>));
  18. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_true, char[], void, void>, char[]>));
  19. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_true, char[], void, void, void>, char[]>));
  20. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_true, char[]>, char[]>));
  21. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_true, char[], void>, char[]>));
  22. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_true, char[], void, void>, char[]>));
  23. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_true, char[], void, void, void>, char[]>));
  24. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_true, char[]>, char[]>));
  25. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_true, char[], void>, char[]>));
  26. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_true, char[], void, void>, char[]>));
  27. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_true, char[], void, void, void>, char[]>));
  28. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_false, double, mp_true, char[]>, char[]>));
  29. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_false, double, mp_true, char[], void>, char[]>));
  30. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_false, double, mp_true, char[], void, void>, char[]>));
  31. BOOST_TEST_TRAIT_TRUE((std::is_same<mp_cond<mp_false, int, mp_false, float, mp_false, double, mp_true, char[], void, void, void>, char[]>));
  32. return boost::report_errors();
  33. }