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Add mp_list_c, mp_from_sequence

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This commit is contained in:
Peter Dimov
2017-10-14 18:20:29 +03:00
parent a7485736c7
commit 018d71bb72
7 changed files with 105 additions and 5 deletions
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test/mp_from_sequence.cpp Normal file
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// Copyright 2017 Peter Dimov.
//
// Distributed under 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/mp11/algorithm.hpp>
#include <boost/mp11/integral.hpp>
#include <boost/mp11/integer_sequence.hpp>
#include <boost/core/lightweight_test_trait.hpp>
#include <type_traits>
template<class T, T... I> struct S;
int main()
{
using boost::mp11::mp_list;
using boost::mp11::mp_from_sequence;
using boost::mp11::mp_int;
using boost::mp11::mp_size_t;
using boost::mp11::make_integer_sequence;
using boost::mp11::make_index_sequence;
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<S<int>>, mp_list<>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<S<int, 1>>, mp_list<mp_int<1>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<S<int, 1, 3>>, mp_list<mp_int<1>, mp_int<3>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<S<int, 1, 3, 5>>, mp_list<mp_int<1>, mp_int<3>, mp_int<5>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_integer_sequence<int, 0>>, mp_list<>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_integer_sequence<int, 1>>, mp_list<mp_int<0>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_integer_sequence<int, 2>>, mp_list<mp_int<0>, mp_int<1>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_integer_sequence<int, 3>>, mp_list<mp_int<0>, mp_int<1>, mp_int<2>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_index_sequence<0>>, mp_list<>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_index_sequence<1>>, mp_list<mp_size_t<0>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_index_sequence<2>>, mp_list<mp_size_t<0>, mp_size_t<1>>>));
BOOST_TEST_TRAIT_TRUE((std::is_same<mp_from_sequence<make_index_sequence<3>>, mp_list<mp_size_t<0>, mp_size_t<1>, mp_size_t<2>>>));
return boost::report_errors();
}