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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// UNSUPPORTED: c++03, c++11, c++14, c++17, c++20
// <flat_map>
// flat_multimap& operator=(flat_multimap&&);
#include <algorithm>
#include <deque>
#include <flat_map>
#include <functional>
#include <string>
#include <utility>
#include <vector>
#include "test_macros.h"
#include "MoveOnly.h"
#include "../../../test_compare.h"
#include "test_allocator.h"
#include "min_allocator.h"
template <template <class...> class KeyContainer, template <class...> class ValueContainer>
constexpr void test() {
{
using C = test_less<int>;
using A1 = test_allocator<int>;
using A2 = test_allocator<char>;
using M = std::flat_multimap<int, char, C, KeyContainer<int, A1>, ValueContainer<char, A2>>;
M mo = M({{1, 1}, {1, 3}, {3, 2}}, C(5), A1(7));
M m = M({}, C(3), A1(7));
m = std::move(mo);
assert((m == M{{1, 1}, {1, 3}, {3, 2}}));
assert(m.key_comp() == C(5));
auto [ks, vs] = std::move(m).extract();
assert(ks.get_allocator() == A1(7));
assert(vs.get_allocator() == A2(7));
assert(mo.empty());
}
{
using C = test_less<int>;
using A1 = other_allocator<int>;
using A2 = other_allocator<char>;
using M = std::flat_multimap<int, char, C, KeyContainer<int, A1>, ValueContainer<char, A2>>;
M mo = M({{4, 5}, {4, 4}}, C(5), A1(7));
M m = M({{1, 1}, {2, 2}, {3, 3}, {4, 4}}, C(3), A1(7));
m = std::move(mo);
assert((m == M{{4, 5}, {4, 4}}));
assert(m.key_comp() == C(5));
auto [ks, vs] = std::move(m).extract();
assert(ks.get_allocator() == A1(7));
assert(vs.get_allocator() == A2(7));
assert(mo.empty());
}
{
using A = min_allocator<int>;
using M = std::flat_multimap<int, int, std::greater<int>, KeyContainer<int, A>, ValueContainer<int, A>>;
M mo = M({{5, 1}, {5, 2}, {3, 3}}, A());
M m = M({{4, 4}, {3, 3}, {2, 2}, {1, 1}}, A());
m = std::move(mo);
assert((m == M{{5, 1}, {5, 2}, {3, 3}}));
auto [ks, vs] = std::move(m).extract();
assert(ks.get_allocator() == A());
assert(vs.get_allocator() == A());
assert(mo.empty());
}
}
constexpr bool test() {
test<std::vector, std::vector>();
#ifndef __cpp_lib_constexpr_deque
if (!TEST_IS_CONSTANT_EVALUATED)
#endif
{
test<std::deque, std::deque>();
}
return true;
}
int main(int, char**) {
test();
#if TEST_STD_VER >= 26
static_assert(test());
#endif
return 0;
}
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