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24 lines
722 B
C++
24 lines
722 B
C++
/*
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@copyright Louis Dionne 2014
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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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*/
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#include <boost/hana/maybe.hpp>
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#include <boost/hana/detail/minimal/comparable.hpp>
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#include <boost/hana/detail/static_assert.hpp>
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using namespace boost::hana;
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template <int i>
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constexpr auto x = detail::minimal::comparable<>(i);
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int main() {
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BOOST_HANA_STATIC_ASSERT( equal(nothing, nothing));
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BOOST_HANA_STATIC_ASSERT(!equal(nothing, just(x<0>)));
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BOOST_HANA_STATIC_ASSERT(!equal(just(x<0>), nothing));
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BOOST_HANA_STATIC_ASSERT( equal(just(x<0>), just(x<0>)));
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BOOST_HANA_STATIC_ASSERT(!equal(just(x<0>), just(x<1>)));
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}
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