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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/equal.hpp>
7 #include <boost/hana/integral_constant.hpp>
8 #include <boost/hana/optional.hpp>
9 #include <boost/hana/size.hpp>
10 #include <boost/hana/tuple.hpp>
11 namespace hana
= boost::hana
;
15 BOOST_HANA_CONSTANT_CHECK(hana::size(hana::make_tuple()) == hana::size_c
<0>);
16 BOOST_HANA_CONSTANT_CHECK(hana::size(hana::make_tuple(1, '2', 3.0)) == hana::size_c
<3>);
18 BOOST_HANA_CONSTANT_CHECK(hana::size(hana::nothing
) == hana::size_c
<0>);
19 BOOST_HANA_CONSTANT_CHECK(hana::size(hana::just('x')) == hana::size_c
<1>);