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Diffstat (limited to 'src/boost/libs/hana/test/tuple/assign.move.cpp')
-rw-r--r-- | src/boost/libs/hana/test/tuple/assign.move.cpp | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/src/boost/libs/hana/test/tuple/assign.move.cpp b/src/boost/libs/hana/test/tuple/assign.move.cpp new file mode 100644 index 00000000..6dd77612 --- /dev/null +++ b/src/boost/libs/hana/test/tuple/assign.move.cpp @@ -0,0 +1,58 @@ +// 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 <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; + t = std::move(t0); + } + { + using T = hana::tuple<MoveOnly>; + T t0(MoveOnly(0)); + T t; + t = std::move(t0); + BOOST_HANA_RUNTIME_CHECK(hana::at_c<0>(t) == 0); + } + { + using T = hana::tuple<MoveOnly, MoveOnly>; + T t0(MoveOnly(0), MoveOnly(1)); + T t; + t = std::move(t0); + 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; + t = std::move(t0); + 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); + } +} |