92 lines
3.0 KiB
C++
92 lines
3.0 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/at.hpp>
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#include <boost/hana/equal.hpp>
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#include <boost/hana/experimental/view.hpp>
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#include <boost/hana/integral_constant.hpp>
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#include <boost/hana/tuple.hpp>
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#include <laws/base.hpp>
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#include <support/seq.hpp>
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namespace hana = boost::hana;
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using hana::test::ct_eq;
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int main() {
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auto container = ::seq;
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{
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auto storage = container(ct_eq<0>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 0>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<0>{}
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));
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}
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{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 0>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<0>{}
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));
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}{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 1>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<1>{}
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));
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}{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 0, 1>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<0>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<1>),
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ct_eq<1>{}
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));
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}{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 1, 0>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<1>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<1>),
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ct_eq<0>{}
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));
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}{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 0, 0>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<0>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<1>),
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ct_eq<0>{}
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));
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}
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{
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auto storage = container(ct_eq<0>{}, ct_eq<1>{}, ct_eq<2>{}, ct_eq<3>{});
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auto sliced = hana::experimental::sliced(storage, hana::tuple_c<int, 1, 3>);
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<0>),
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ct_eq<1>{}
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));
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BOOST_HANA_CONSTANT_CHECK(hana::equal(
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hana::at(sliced, hana::size_c<1>),
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ct_eq<3>{}
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));
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}
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}
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