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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:45:59 +0000 |
commit | 19fcec84d8d7d21e796c7624e521b60d28ee21ed (patch) | |
tree | 42d26aa27d1e3f7c0b8bd3fd14e7d7082f5008dc /src/boost/libs/hana/test/tuple/cnstr.move.cpp | |
parent | Initial commit. (diff) | |
download | ceph-6d07fdb6bb33b1af39833b850bb6cf8af79fe293.tar.xz ceph-6d07fdb6bb33b1af39833b850bb6cf8af79fe293.zip |
Adding upstream version 16.2.11+ds.upstream/16.2.11+dsupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/boost/libs/hana/test/tuple/cnstr.move.cpp')
-rw-r--r-- | src/boost/libs/hana/test/tuple/cnstr.move.cpp | 73 |
1 files changed, 73 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/tuple/cnstr.move.cpp b/src/boost/libs/hana/test/tuple/cnstr.move.cpp new file mode 100644 index 000000000..c9644cbad --- /dev/null +++ b/src/boost/libs/hana/test/tuple/cnstr.move.cpp @@ -0,0 +1,73 @@ +// 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) + +#include <boost/hana/assert.hpp> +#include <boost/hana/tuple.hpp> + +#include <type_traits> +#include <utility> +namespace hana = boost::hana; + + +struct MoveOnly { + int data_; + MoveOnly(MoveOnly const&) = delete; + MoveOnly& operator=(MoveOnly const&) = delete; + MoveOnly(int data = 1) : data_(data) { } + MoveOnly(MoveOnly&& x) : data_(x.data_) { x.data_ = 0; } + + MoveOnly& operator=(MoveOnly&& x) + { data_ = x.data_; x.data_ = 0; return *this; } + + int get() const {return data_;} + bool operator==(const MoveOnly& x) const { return data_ == x.data_; } + bool operator< (const MoveOnly& x) const { return data_ < x.data_; } +}; + +int main() { + { + using T = hana::tuple<>; + T t0; + T t = std::move(t0); (void)t; + } + { + using T = hana::tuple<MoveOnly>; + T t0(MoveOnly(0)); + T t = std::move(t0); (void)t; + BOOST_HANA_RUNTIME_CHECK(hana::at_c<0>(t) == 0); + } + { + using T = hana::tuple<MoveOnly, MoveOnly>; + T t0(MoveOnly(0), MoveOnly(1)); + T t = std::move(t0); (void)t; + BOOST_HANA_RUNTIME_CHECK(hana::at_c<0>(t) == 0); + BOOST_HANA_RUNTIME_CHECK(hana::at_c<1>(t) == 1); + } + { + using T = hana::tuple<MoveOnly, MoveOnly, MoveOnly>; + T t0(MoveOnly(0), MoveOnly(1), MoveOnly(2)); + T t = std::move(t0); (void)t; + BOOST_HANA_RUNTIME_CHECK(hana::at_c<0>(t) == 0); + BOOST_HANA_RUNTIME_CHECK(hana::at_c<1>(t) == 1); + BOOST_HANA_RUNTIME_CHECK(hana::at_c<2>(t) == 2); + } + { + // Check for SFINAE-friendliness + static_assert(!std::is_constructible< + hana::tuple<MoveOnly>, MoveOnly const& + >{}, ""); + + static_assert(!std::is_constructible< + hana::tuple<MoveOnly>, MoveOnly& + >{}, ""); + + static_assert(std::is_constructible< + hana::tuple<MoveOnly>, MoveOnly + >{}, ""); + + static_assert(std::is_constructible< + hana::tuple<MoveOnly>, MoveOnly&& + >{}, ""); + } +} |