1 2 // (C) Copyright Edward Diener 2011-2015 3 // Use, modification and distribution are subject to the Boost Software License, 4 // Version 1.0. (See accompanying file LICENSE_1_0.txt or copy at 5 // http://www.boost.org/LICENSE_1_0.txt). 6 7 #include <boost/vmd/equal.hpp> 8 #include <boost/vmd/get_type.hpp> 9 #include <boost/vmd/is_empty.hpp> 10 #include <boost/vmd/is_multi.hpp> 11 #include <boost/vmd/is_unary.hpp> 12 #include <boost/vmd/size.hpp> 13 #include <boost/detail/lightweight_test.hpp> 14 main()15 int main() 16 { 17 18 #if BOOST_PP_VARIADICS 19 20 #define AN_EMPTY_SEQUENCE 21 22 BOOST_TEST(BOOST_VMD_IS_EMPTY(AN_EMPTY_SEQUENCE)); 23 BOOST_TEST(BOOST_VMD_EQUAL(BOOST_VMD_TYPE_EMPTY,BOOST_VMD_GET_TYPE(AN_EMPTY_SEQUENCE))); 24 25 #define A_SINGLE_ELEMENT_SEQUENCE (1,2) 26 27 BOOST_TEST(BOOST_VMD_IS_UNARY(A_SINGLE_ELEMENT_SEQUENCE)); 28 BOOST_TEST(BOOST_VMD_EQUAL(BOOST_VMD_TYPE_TUPLE,BOOST_VMD_GET_TYPE(A_SINGLE_ELEMENT_SEQUENCE))); 29 30 #define A_MULTI_ELEMENT_SEQUENCE (1,2) (1)(2) 45 31 32 BOOST_TEST(BOOST_VMD_IS_MULTI(A_MULTI_ELEMENT_SEQUENCE)); 33 BOOST_TEST(BOOST_VMD_EQUAL(BOOST_VMD_TYPE_SEQUENCE,BOOST_VMD_GET_TYPE(A_MULTI_ELEMENT_SEQUENCE))); 34 35 BOOST_TEST_EQ(BOOST_VMD_SIZE(AN_EMPTY_SEQUENCE),0); 36 BOOST_TEST_EQ(BOOST_VMD_SIZE(A_SINGLE_ELEMENT_SEQUENCE),1); 37 BOOST_TEST_EQ(BOOST_VMD_SIZE(A_MULTI_ELEMENT_SEQUENCE),3); 38 39 #else 40 41 BOOST_ERROR("No variadic macro support"); 42 43 #endif 44 45 return boost::report_errors(); 46 47 } 48