37 lines
1.1 KiB
C++
37 lines
1.1 KiB
C++
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// Copyright 2017, 2019 Peter Dimov.
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//
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// Distributed under the Boost Software License, Version 1.0.
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//
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// See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt
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#include <boost/mp11/mpl_tuple.hpp>
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#include <tuple>
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#include <boost/mpl/at.hpp>
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#include <boost/mpl/size.hpp>
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#include <boost/core/lightweight_test_trait.hpp>
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int main()
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{
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namespace mpl = boost::mpl;
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using namespace boost::mp11;
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using L1 = std::tuple<char, int, float>;
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at<L1, mpl::int_<0>>::type, mp_at_c<L1, 0>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at<L1, mpl::int_<1>>::type, mp_at_c<L1, 1>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at<L1, mpl::int_<2>>::type, mp_at_c<L1, 2>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at_c<L1, 0>::type, mp_at_c<L1, 0>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at_c<L1, 1>::type, mp_at_c<L1, 1>>));
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BOOST_TEST_TRAIT_TRUE((std::is_same<typename mpl::at_c<L1, 2>::type, mp_at_c<L1, 2>>));
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BOOST_TEST_EQ((mpl::size<L1>::type::value), mp_size<L1>::value);
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return boost::report_errors();
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}
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