58 lines
1.5 KiB
C++
58 lines
1.5 KiB
C++
// Copyright Louis Dionne 2013-2017
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
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#include <boost/hana/assert.hpp>
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#include <boost/hana/div.hpp>
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#include <boost/hana/equal.hpp>
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#include <boost/hana/ext/std/ratio.hpp>
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#include <boost/hana/minus.hpp>
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#include <boost/hana/mod.hpp>
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#include <boost/hana/mult.hpp>
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#include <boost/hana/one.hpp>
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#include <boost/hana/plus.hpp>
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#include <boost/hana/zero.hpp>
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#include <ratio>
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namespace hana = boost::hana;
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::plus(std::ratio<5, 3>{}, std::ratio<3, 12>{}),
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std::ratio<23, 12>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::minus(std::ratio<5, 3>{}, std::ratio<3, 13>{}),
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std::ratio<56, 39>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::mult(std::ratio<5, 3>{}, std::ratio<3, 13>{}),
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std::ratio<15, 39>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::div(std::ratio<5, 3>{}, std::ratio<3, 13>{}),
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std::ratio<65, 9>{}
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));
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// The mod of two ratios is always 0, because they can always be
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// divided without remainder.
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::mod(std::ratio<5, 3>{}, std::ratio<3, 13>{}),
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std::ratio<0>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::zero<hana::ext::std::ratio_tag>(),
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std::ratio<0>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::one<hana::ext::std::ratio_tag>(),
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std::ratio<1>{}
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));
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int main() { }
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