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- // (C) Copyright Edward Diener 2015
- // Use, modification and distribution are subject to the Boost Software License,
- // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at
- // http://www.boost.org/LICENSE_1_0.txt).
- #include <boost/vmd/tuple/to_array.hpp>
- #include <boost/vmd/is_empty_array.hpp>
- #include <boost/detail/lightweight_test.hpp>
- #include <boost/preprocessor/array/elem.hpp>
- int main()
- {
-
- #if BOOST_PP_VARIADICS
- #define A_TUPLE (1,2,3,4)
- #define AN_EMPTY_TUPLE
-
- BOOST_TEST_EQ(BOOST_PP_ARRAY_ELEM(3,BOOST_VMD_TUPLE_TO_ARRAY(A_TUPLE)),4);
- BOOST_TEST(BOOST_VMD_IS_EMPTY_ARRAY(BOOST_VMD_TUPLE_TO_ARRAY(AN_EMPTY_TUPLE)));
-
- #else
- BOOST_ERROR("No variadic macro support");
-
- #endif
- return boost::report_errors();
-
- }
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