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// Copyright Louis Dionne 2013-2017
// Distributed under the Boost Software License, Version 1.0.
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
#ifndef BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
#define BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
#include <boost/hana/assert.hpp>
#include <boost/hana/equal.hpp>
#include <boost/hana/lexicographical_compare.hpp>
#include <boost/hana/not.hpp>
#include <laws/base.hpp>
#include "test_case.hpp"
TestCase test_lexicographical_compare{[]{
namespace hana = boost::hana;
using hana::test::ct_ord;
struct undefined { };
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(),
MAKE_TUPLE()
)));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(),
MAKE_TUPLE(undefined{})
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(undefined{}),
MAKE_TUPLE()
)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}),
MAKE_TUPLE(ct_ord<0>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}),
MAKE_TUPLE(ct_ord<1>{})
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<1>{}),
MAKE_TUPLE(ct_ord<0>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, undefined{}),
MAKE_TUPLE(ct_ord<0>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}),
MAKE_TUPLE(ct_ord<0>{}, undefined{})
));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<0>{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{})
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<0>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}, undefined{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
)));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}, undefined{})
));
BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{})
));
BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}),
MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
)));
}};
#endif // !BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
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