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#include <cassert>
12#include <set>
13
14// <set>
15
16// bool contains(const key_type& x) const;
17
18template <typename T, typename V, typename B, typename... Vals>
19void test(B bad, Vals... args) {
20 T set;
21 V vals[] = {args...};
22
23 for (auto& v : vals) set.insert(v);
24 for (auto& v : vals) assert(set.contains(v));
25
26 assert(!set.contains(bad));
27}
28
29struct E { int a = 1; double b = 1; char c = 1; };
30
31int main(int, char**)
32{
33 {
34 test<std::set<int>, int>(bad: 14, args: 10, args: 11, args: 12, args: 13);
35 test<std::set<char>, char>(bad: 'e', args: 'a', args: 'b', args: 'c', args: 'd');
36 }
37 {
38 test<std::multiset<int>, int>(bad: 14, args: 10, args: 11, args: 12, args: 13);
39 test<std::multiset<char>, char>(bad: 'e', args: 'a', args: 'b', args: 'c', args: 'd');
40 }
41
42 return 0;
43}
44

source code of libcxx/test/std/containers/associative/set/contains.pass.cpp