110 lines
3.5 KiB
C++
110 lines
3.5 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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#ifndef BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
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#define BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
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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/lexicographical_compare.hpp>
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#include <boost/hana/not.hpp>
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#include <laws/base.hpp>
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#include "test_case.hpp"
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TestCase test_lexicographical_compare{[]{
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namespace hana = boost::hana;
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using hana::test::ct_ord;
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struct undefined { };
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(),
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MAKE_TUPLE()
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(),
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MAKE_TUPLE(undefined{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(undefined{}),
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MAKE_TUPLE()
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}),
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MAKE_TUPLE(ct_ord<0>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}),
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MAKE_TUPLE(ct_ord<1>{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<1>{}),
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MAKE_TUPLE(ct_ord<0>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, undefined{}),
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MAKE_TUPLE(ct_ord<0>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}),
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MAKE_TUPLE(ct_ord<0>{}, undefined{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<0>{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<0>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}, undefined{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
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)));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}, undefined{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{})
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));
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BOOST_HANA_CONSTANT_CHECK(hana::not_(hana::lexicographical_compare(
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<3>{}),
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MAKE_TUPLE(ct_ord<0>{}, ct_ord<1>{}, ct_ord<2>{}, undefined{})
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)));
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}};
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#endif // !BOOST_HANA_TEST_AUTO_LEXICOGRAPHICAL_COMPARE_HPP
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