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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) | |
4 | ||
5 | #include <boost/hana/assert.hpp> | |
6 | #include <boost/hana/core/to.hpp> | |
7 | #include <boost/hana/equal.hpp> | |
8 | #include <boost/hana/ext/std/array.hpp> | |
9 | #include <boost/hana/ext/std/tuple.hpp> | |
10 | #include <boost/hana/integral_constant.hpp> | |
11 | #include <boost/hana/range.hpp> | |
12 | #include <boost/hana/tuple.hpp> | |
13 | ||
14 | #include <array> | |
15 | #include <tuple> | |
16 | namespace hana = boost::hana; | |
17 | ||
18 | ||
19 | int main() { | |
20 | static_assert( | |
21 | hana::to_tuple(std::make_tuple(1, '2', 3.3)) == hana::make_tuple(1, '2', 3.3) | |
22 | , ""); | |
23 | ||
24 | BOOST_HANA_CONSTANT_CHECK( | |
25 | hana::to_tuple(hana::make_range(hana::int_c<1>, hana::int_c<4>)) | |
26 | == | |
27 | hana::make_tuple(hana::int_c<1>, hana::int_c<2>, hana::int_c<3>) | |
28 | ); | |
29 | ||
30 | // std::array's operator[] is not constexpr, so we can't use static_assert | |
31 | BOOST_HANA_CONSTEXPR_CHECK( | |
32 | hana::to_tuple(std::array<int, 3>{{1, 2, 3}}) == hana::make_tuple(1, 2, 3) | |
33 | ); | |
34 | } |