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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)
#include <boost/hana/assert.hpp>
#include <boost/hana/at_key.hpp>
#include <boost/hana/map.hpp>
#include <boost/hana/pair.hpp>
#include <laws/base.hpp>
#include <string>
#include <utility>
namespace hana = boost::hana;
namespace test = hana::test;
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 Map = hana::map<>;
Map map0;
Map map;
map0 = std::move(map);
}
{
using Map = hana::map<hana::pair<test::ct_eq<0>, MoveOnly>>;
Map map0 = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{999}));
Map map = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{4}));
map0 = std::move(map);
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<0>{}) == MoveOnly{4});
}
{
using Map = hana::map<hana::pair<test::ct_eq<0>, MoveOnly>,
hana::pair<test::ct_eq<1>, MoveOnly>>;
Map map0 = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{999}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{888}));
Map map = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{4}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{5}));
map0 = std::move(map);
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<0>{}) == MoveOnly{4});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<1>{}) == MoveOnly{5});
}
{
using Map = hana::map<hana::pair<test::ct_eq<0>, MoveOnly>,
hana::pair<test::ct_eq<1>, MoveOnly>,
hana::pair<test::ct_eq<2>, MoveOnly>>;
Map map0 = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{999}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{888}),
hana::make_pair(test::ct_eq<2>{}, MoveOnly{777}));
Map map = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{4}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{5}),
hana::make_pair(test::ct_eq<2>{}, MoveOnly{6}));
map0 = std::move(map);
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<0>{}) == MoveOnly{4});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<1>{}) == MoveOnly{5});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<2>{}) == MoveOnly{6});
}
{
using Map = hana::map<hana::pair<test::ct_eq<0>, MoveOnly>,
hana::pair<test::ct_eq<1>, MoveOnly>,
hana::pair<test::ct_eq<2>, MoveOnly>,
hana::pair<test::ct_eq<3>, std::string>>;
Map map0 = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{999}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{888}),
hana::make_pair(test::ct_eq<2>{}, MoveOnly{777}),
hana::make_pair(test::ct_eq<3>{}, std::string{"zzzzz"}));
Map map = hana::make_map(hana::make_pair(test::ct_eq<0>{}, MoveOnly{4}),
hana::make_pair(test::ct_eq<1>{}, MoveOnly{5}),
hana::make_pair(test::ct_eq<2>{}, MoveOnly{6}),
hana::make_pair(test::ct_eq<3>{}, std::string{"abc"}));
map0 = std::move(map);
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<0>{}) == MoveOnly{4});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<1>{}) == MoveOnly{5});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<2>{}) == MoveOnly{6});
BOOST_HANA_RUNTIME_CHECK(hana::at_key(map0, test::ct_eq<3>{}) == std::string{"abc"});
}
}
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