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 // UNSUPPORTED: libcpp-has-no-incomplete-ranges
11 
12 // unordered_map
13 
14 #include <unordered_map>
15 
16 #include <concepts>
17 #include <ranges>
18 
19 #include "test_macros.h"
20 
21 using range = std::unordered_map<int, int>;
22 
23 
24 static_assert(std::same_as<std::ranges::iterator_t<range>, range::iterator>);
25 static_assert(std::ranges::common_range<range>);
26 static_assert(std::ranges::forward_range<range>);
27 LIBCPP_STATIC_ASSERT(!std::ranges::bidirectional_range<range>);
28 static_assert(!std::ranges::view<range>);
29 static_assert(std::ranges::sized_range<range>);
30 static_assert(!std::ranges::borrowed_range<range>);
31 static_assert(std::ranges::viewable_range<range>);
32 
33 static_assert(std::same_as<std::ranges::iterator_t<range const>, range::const_iterator>);
34 static_assert(std::ranges::common_range<range const>);
35 static_assert(std::ranges::forward_range<range const>);
36 LIBCPP_STATIC_ASSERT(!std::ranges::bidirectional_range<range const>);
37 static_assert(!std::ranges::view<range const>);
38 static_assert(std::ranges::sized_range<range const>);
39 static_assert(!std::ranges::borrowed_range<range const>);
40 static_assert(!std::ranges::viewable_range<range const>);
41