| 1 | // Copyright Louis Dionne 2013-2022 |
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| 2 | // Distributed under the Boost Software License, Version 1.0. |
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| 3 | // (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt) |
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| 4 | |
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| 5 | #include <boost/hana/detail/type_foldl1.hpp> |
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| 6 | |
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| 7 | #include <type_traits> |
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| 8 | namespace hana = boost::hana; |
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| 9 | |
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| 10 | |
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| 11 | template <typename state, typename x> |
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| 12 | struct f { |
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| 13 | struct type; |
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| 14 | }; |
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| 15 | |
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| 16 | template <int> |
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| 17 | struct x; |
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| 18 | |
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| 19 | static_assert(std::is_same< |
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| 20 | hana::detail::type_foldl1<f, x<0>>::type, |
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| 21 | x<0> |
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| 22 | >{}, "" ); |
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| 23 | |
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| 24 | static_assert(std::is_same< |
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| 25 | hana::detail::type_foldl1<f, x<0>, x<1>>::type, |
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| 26 | f<x<0>, x<1>>::type |
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| 27 | >{}, "" ); |
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| 28 | |
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| 29 | static_assert(std::is_same< |
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| 30 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>>::type, |
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| 31 | f<f<x<0>, x<1>>::type, x<2>>::type |
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| 32 | >{}, "" ); |
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| 33 | |
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| 34 | static_assert(std::is_same< |
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| 35 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>>::type, |
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| 36 | f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type |
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| 37 | >{}, "" ); |
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| 38 | |
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| 39 | static_assert(std::is_same< |
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| 40 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>, x<4>>::type, |
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| 41 | f<f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type, x<4>>::type |
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| 42 | >{}, "" ); |
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| 43 | |
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| 44 | static_assert(std::is_same< |
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| 45 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>, x<4>, x<5>>::type, |
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| 46 | f<f<f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type, x<4>>::type, x<5>>::type |
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| 47 | >{}, "" ); |
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| 48 | |
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| 49 | static_assert(std::is_same< |
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| 50 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>, x<4>, x<5>, x<6>>::type, |
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| 51 | f<f<f<f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type, x<4>>::type, x<5>>::type, x<6>>::type |
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| 52 | >{}, "" ); |
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| 53 | |
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| 54 | static_assert(std::is_same< |
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| 55 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>, x<4>, x<5>, x<6>, x<7>>::type, |
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| 56 | f<f<f<f<f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type, x<4>>::type, x<5>>::type, x<6>>::type, x<7>>::type |
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| 57 | >{}, "" ); |
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| 58 | |
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| 59 | static_assert(std::is_same< |
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| 60 | hana::detail::type_foldl1<f, x<0>, x<1>, x<2>, x<3>, x<4>, x<5>, x<6>, x<7>, x<8>>::type, |
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| 61 | f<f<f<f<f<f<f<f<x<0>, x<1>>::type, x<2>>::type, x<3>>::type, x<4>>::type, x<5>>::type, x<6>>::type, x<7>>::type, x<8>>::type |
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| 62 | >{}, "" ); |
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| 63 | |
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| 64 | int main() { } |
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| 65 | |
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