56 lines
1.5 KiB
C++
56 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/equal.hpp>
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#include <boost/hana/eval_if.hpp>
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#include <boost/hana/integral_constant.hpp>
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#include <boost/hana/not.hpp>
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#include <boost/hana/tuple.hpp>
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#include <laws/base.hpp>
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#include <laws/logical.hpp>
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namespace hana = boost::hana;
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int main() {
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// eval_if
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{
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auto t = [](auto) { return hana::test::ct_eq<3>{}; };
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auto e = [](auto) { return hana::test::ct_eq<4>{}; };
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::eval_if(hana::true_c, t, e),
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hana::test::ct_eq<3>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::eval_if(hana::false_c, t, e),
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hana::test::ct_eq<4>{}
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));
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}
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// not_
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{
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::not_(hana::true_c),
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hana::false_c
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::not_(hana::false_c),
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hana::true_c
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));
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}
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// laws
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hana::test::TestLogical<hana::integral_constant_tag<int>>{hana::make_tuple(
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hana::int_c<-2>, hana::int_c<0>, hana::int_c<1>, hana::int_c<3>
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)};
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hana::test::TestLogical<hana::integral_constant_tag<bool>>{hana::make_tuple(
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hana::false_c, hana::true_c
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)};
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}
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