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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_TAKE_FRONT_HPP
- #define BOOST_HANA_TEST_AUTO_TAKE_FRONT_HPP
- #include <boost/hana/assert.hpp>
- #include <boost/hana/equal.hpp>
- #include <boost/hana/integral_constant.hpp>
- #include <boost/hana/take_front.hpp>
- #include "test_case.hpp"
- #include <laws/base.hpp>
- TestCase test_take{[]{
- namespace hana = boost::hana;
- using hana::test::ct_eq;
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(), hana::size_c<0>),
- MAKE_TUPLE()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(), hana::size_c<1>),
- MAKE_TUPLE()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(), hana::size_c<2>),
- MAKE_TUPLE()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<0>),
- MAKE_TUPLE()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<1>),
- MAKE_TUPLE(ct_eq<0>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<2>),
- MAKE_TUPLE(ct_eq<0>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}), hana::size_c<3>),
- MAKE_TUPLE(ct_eq<0>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<0>),
- MAKE_TUPLE()
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<1>),
- MAKE_TUPLE(ct_eq<0>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<2>),
- MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}), hana::size_c<3>),
- MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{})
- ));
- BOOST_HANA_CONSTANT_CHECK(hana::equal(
- hana::take_front(MAKE_TUPLE(
- ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}, ct_eq<4>{}, ct_eq<5>{}, ct_eq<6>{},
- ct_eq<7>{}, ct_eq<8>{}, ct_eq<9>{}, ct_eq<10>{}, ct_eq<11>{}, ct_eq<12>{}, ct_eq<13>{}),
- hana::size_c<10>),
- MAKE_TUPLE(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{}, ct_eq<4>{},
- ct_eq<5>{}, ct_eq<6>{}, ct_eq<7>{}, ct_eq<8>{}, ct_eq<9>{})
- ));
- }};
- #endif // !BOOST_HANA_TEST_AUTO_TAKE_FRONT_HPP
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