is_same_test.cpp 1.5 KB

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  1. // (C) Copyright John Maddock 2000.
  2. // Use, modification and distribution are subject to the
  3. // Boost Software License, Version 1.0. (See accompanying file
  4. // LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
  5. #ifdef TEST_STD
  6. # include <type_traits>
  7. #else
  8. # include <boost/type_traits/is_same.hpp>
  9. #endif
  10. #include "test.hpp"
  11. #include "check_integral_constant.hpp"
  12. TT_TEST_BEGIN(is_same)
  13. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, int>::value), true);
  14. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int&, int&>::value), true);
  15. #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
  16. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int&&, int&&>::value), true);
  17. #endif
  18. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, const int>::value), false);
  19. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, int&>::value), false);
  20. #ifndef BOOST_NO_CXX11_RVALUE_REFERENCES
  21. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, int&&>::value), false);
  22. #endif
  23. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<const int, int&>::value), false);
  24. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, const int&>::value), false);
  25. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int*, const int*>::value), false);
  26. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int*, int*const>::value), false);
  27. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int, int[2]>::value), false);
  28. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int*, int[2]>::value), false);
  29. BOOST_CHECK_INTEGRAL_CONSTANT((::tt::is_same<int[4], int[2]>::value), false);
  30. TT_TEST_END