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 // <unordered_map>
10
11 // template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
12 // class Alloc = allocator<pair<const Key, T>>>
13 // class unordered_map
14
15 // template <typename K>
16 // bool contains(const K& x) const;
17
18 // UNSUPPORTED: c++03, c++11, c++14, c++17
19
20 #include <unordered_map>
21 #include "test_transparent_unordered.h"
22
main(int,char **)23 int main(int, char**)
24 {
25 using key_type = StoredType<int>;
26 using ilist_type = std::initializer_list<std::pair<const key_type, int> >;
27
28 {
29 // Make sure conversions don't happen for transparent non-final hasher and key_equal
30 using map_type = const unord_map_type<std::unordered_map, transparent_hash, std::equal_to<> >;
31 test_transparent_contains<map_type>(ilist_type{{1, 2}, {2, 3}});
32 }
33
34 {
35 // Make sure conversions don't happen for transparent final hasher and key_equal
36 using map_type = const unord_map_type<std::unordered_map, transparent_hash_final, transparent_equal_final>;
37 test_transparent_contains<map_type>(ilist_type{{1, 2}, {2, 3}});
38 }
39
40 {
41 // Make sure conversions do happen for non-transparent hasher
42 using map_type = const unord_map_type<std::unordered_map, non_transparent_hash,
43 std::equal_to<> >;
44 test_non_transparent_contains<map_type>(ilist_type{{1, 2}, {2, 3}});
45 }
46
47 {
48 // Make sure conversions do happen for non-transparent key_equal
49 using map_type = const unord_map_type<std::unordered_map, transparent_hash,
50 std::equal_to<key_type> >;
51 test_non_transparent_contains<map_type>(ilist_type{{1, 2}, {2, 3}});
52 }
53
54 {
55 // Make sure conversions do happen for both non-transparent hasher and key_equal
56 using map_type = const unord_map_type<std::unordered_map, non_transparent_hash,
57 std::equal_to<key_type> >;
58 test_non_transparent_contains<map_type>(ilist_type{{1, 2}, {2, 3}});
59 }
60
61 return 0;
62 }
63