1//===----------------------------------------------------------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8
9// UNSUPPORTED: c++03, c++11, c++14, c++17
10
11// unordered_map
12
13#include <unordered_map>
14
15#include <concepts>
16#include <ranges>
17
18#include "test_macros.h"
19
20using range = std::unordered_map<int, int>;
21
22
23static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
24static_assert(std::ranges::common_range<range>);
25static_assert(std::ranges::forward_range<range>);
26LIBCPP_STATIC_ASSERT(!std::ranges::bidirectional_range<range>);
27static_assert(!std::ranges::view<range>);
28static_assert(std::ranges::sized_range<range>);
29static_assert(!std::ranges::borrowed_range<range>);
30static_assert(std::ranges::viewable_range<range>);
31
32static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
33static_assert(std::ranges::common_range<range const>);
34static_assert(std::ranges::forward_range<range const>);
35LIBCPP_STATIC_ASSERT(!std::ranges::bidirectional_range<range const>);
36static_assert(!std::ranges::view<range const>);
37static_assert(std::ranges::sized_range<range const>);
38static_assert(!std::ranges::borrowed_range<range const>);
39static_assert(!std::ranges::viewable_range<range const>);
40

source code of libcxx/test/std/containers/unord/unord.map/range_concept_conformance.compile.pass.cpp