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1 // Copyright Louis Dionne 2013-2017
2 // Distributed under the Boost Software License, Version 1.0.
3 // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
5 #include <boost/hana/assert.hpp>
6 #include <boost/hana/drop_front.hpp>
7 #include <boost/hana/drop_while.hpp>
8 #include <boost/hana/equal.hpp>
9 #include <boost/hana/ext/boost/mpl/list.hpp>
10 #include <boost/hana/ext/std/integral_constant.hpp>
11 #include <boost/hana/front.hpp>
12 #include <boost/hana/type.hpp>
14 #include <boost/mpl/list.hpp>
15 #include <type_traits>
16 namespace hana
= boost::hana
;
17 namespace mpl
= boost::mpl
;
20 BOOST_HANA_CONSTANT_CHECK(hana::front(mpl::list
<int, char, void>{}) == hana::type_c
<int>);
22 BOOST_HANA_CONSTANT_CHECK(hana::equal(
23 hana::drop_front(mpl::list
<int, char, void>{}),
24 mpl::list
<char, void>{}
27 BOOST_HANA_CONSTANT_CHECK(hana::equal(
28 hana::drop_while(mpl::list
<float, double const, int, float&>{},
29 hana::trait
<std::is_floating_point
>),
30 mpl::list
<int, float&>{}