test_tuple_to_seq.cxx 740 B

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  1. // (C) Copyright Edward Diener 2015
  2. // Use, modification and distribution are subject to the Boost Software License,
  3. // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
  4. // http://www.boost.org/LICENSE_1_0.txt).
  5. #include <boost/vmd/tuple/to_seq.hpp>
  6. #include <boost/vmd/is_empty.hpp>
  7. #include <boost/detail/lightweight_test.hpp>
  8. #include <boost/preprocessor/seq/elem.hpp>
  9. int main()
  10. {
  11. #if BOOST_PP_VARIADICS
  12. #define A_TUPLE (1,2,3,4)
  13. #define AN_EMPTY_TUPLE
  14. BOOST_TEST_EQ(BOOST_PP_SEQ_ELEM(1,BOOST_VMD_TUPLE_TO_SEQ(A_TUPLE)),2);
  15. BOOST_TEST(BOOST_VMD_IS_EMPTY(BOOST_VMD_TUPLE_TO_SEQ(AN_EMPTY_TUPLE)));
  16. #else
  17. BOOST_ERROR("No variadic macro support");
  18. #endif
  19. return boost::report_errors();
  20. }