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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/ratio.hpp> | |
9 | ||
10 | #include <laws/base.hpp> | |
11 | #include <support/cnumeric.hpp> | |
12 | ||
13 | #include <ratio> | |
14 | #include <utility> | |
15 | namespace hana = boost::hana; | |
16 | ||
17 | ||
18 | int main() { | |
19 | // Conversion from a Constant to a std::ratio | |
20 | { | |
21 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
22 | hana::to<hana::ext::std::ratio_tag>(cnumeric<int, 0>), | |
23 | std::ratio<0>{} | |
24 | )); | |
25 | ||
26 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
27 | hana::to<hana::ext::std::ratio_tag>(cnumeric<int, 1>), | |
28 | std::ratio<1>{} | |
29 | )); | |
30 | ||
31 | BOOST_HANA_CONSTANT_CHECK(hana::equal( | |
32 | hana::to<hana::ext::std::ratio_tag>(cnumeric<int, 3>), | |
33 | std::ratio<3>{} | |
34 | )); | |
35 | } | |
36 | } |