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47 lines
1.6 KiB
C++
47 lines
1.6 KiB
C++
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/*=============================================================================
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Copyright (c) 2016 Kohei Takahashi
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Distributed under the Boost Software License, Version 1.0. (See accompanying
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file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
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==============================================================================*/
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#include <boost/config.hpp>
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#include <boost/fusion/include/vector.hpp>
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#include <boost/fusion/include/list.hpp>
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#include <boost/fusion/include/deque.hpp>
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#include <boost/tuple/tuple.hpp>
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#include <boost/fusion/include/boost_tuple.hpp>
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#ifndef BOOST_NO_CXX11_HDR_TUPLE
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#include <tuple>
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#include <boost/fusion/include/std_tuple.hpp>
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#endif
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#include <boost/fusion/include/mpl.hpp>
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#include <boost/mpl/transform.hpp>
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#include <boost/type_traits/is_same.hpp>
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#include <boost/mpl/assert.hpp>
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struct left
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{
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template <typename L, typename> struct apply { typedef L type; };
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};
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template <typename Seq> struct test
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{
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typedef typename boost::mpl::transform<Seq, Seq, left>::type type;
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};
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using namespace boost::fusion;
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BOOST_MPL_ASSERT((boost::is_same<test<boost::fusion::vector<> >::type, boost::fusion::vector<> >));
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BOOST_MPL_ASSERT((boost::is_same<test<boost::fusion::list<> >::type, boost::fusion::list<> >));
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BOOST_MPL_ASSERT((boost::is_same<test<boost::fusion::deque<> >::type, boost::fusion::deque<> >));
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BOOST_MPL_ASSERT((boost::is_same<test<boost::tuples::tuple<> >::type, boost::tuples::tuple<> >));
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#ifndef BOOST_NO_CXX11_HDR_TUPLE
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BOOST_MPL_ASSERT((boost::is_same<test<std::tuple<> >::type, std::tuple<> >));
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#endif
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