| //===----------------------------------------------------------------------===// |
| // |
| // 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 |
| |
| // template<container-compatible-range<value_type> R> |
| // multimap(from_range_t, R&& rg, const Compare& comp = Compare(), const Allocator& = Allocator()); // C++23 |
| // |
| // template<container-compatible-range<value_type> R> |
| // multimap(from_range_t, R&& rg, const Allocator& a)) |
| // : multimap(from_range, std::forward<R>(rg), Compare(), a) { } // C++23 |
| |
| #include <array> |
| #include <map> |
| |
| #include "../../from_range_associative_containers.h" |
| #include "test_macros.h" |
| |
| void test_duplicates() { |
| using T = std::pair<const int, char>; |
| std::array input = { |
| T{1, 'a'}, T{2, 'a'}, T{3, 'a'}, T{3, 'b'}, T{3, 'c'}, T{2, 'b'}, T{4, 'a'} |
| }; |
| auto c = std::multimap<int, char>(std::from_range, input); |
| assert(std::ranges::is_permutation(input, c)); |
| } |
| |
| int main(int, char**) { |
| using T = std::pair<const int, int>; |
| for_all_iterators_and_allocators<T>([]<class Iter, class Sent, class Alloc>() { |
| test_associative_map<std::multimap, int, int, Iter, Sent, test_less<int>, Alloc>(); |
| }); |
| test_associative_map_move_only<std::multimap>(); |
| test_duplicates(); |
| |
| static_assert(test_map_constraints<std::multimap, int, int, double, double>()); |
| |
| test_map_exception_safety_throwing_copy<std::multimap>(); |
| test_map_exception_safety_throwing_allocator<std::multimap, int, int>(); |
| |
| return 0; |
| } |