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, c++20
10
11// <flat_set>
12
13// iterator find(const key_type& k);
14// const_iterator find(const key_type& k) const;
15
16#include <cassert>
17#include <deque>
18#include <flat_set>
19#include <functional>
20#include <string>
21#include <utility>
22
23#include "MinSequenceContainer.h"
24#include "test_macros.h"
25#include "min_allocator.h"
26
27template <class KeyContainer>
28void test_one() {
29 using Key = typename KeyContainer::value_type;
30 using M = std::flat_multiset<Key, std::less<>, KeyContainer>;
31 {
32 M m = {1, 1, 2, 4, 4, 4, 4, 5, 5, 8};
33 ASSERT_SAME_TYPE(decltype(m.find(0)), typename M::iterator);
34 ASSERT_SAME_TYPE(decltype(std::as_const(m).find(0)), typename M::const_iterator);
35 assert(m.find(0) == m.end());
36 assert(m.find(1) == m.begin());
37 assert(m.find(2) == m.begin() + 2);
38 assert(m.find(3) == m.end());
39 assert(m.find(4) == m.begin() + 3);
40 assert(m.find(5) == m.begin() + 7);
41 assert(m.find(6) == m.end());
42 assert(m.find(7) == m.end());
43 assert(std::as_const(m).find(8) == m.begin() + 9);
44 assert(std::as_const(m).find(9) == m.end());
45 }
46 {
47 // empty
48 M m;
49 assert(m.find(0) == m.end());
50 }
51}
52
53void test() {
54 test_one<std::vector<int>>();
55 test_one<std::deque<int>>();
56 test_one<MinSequenceContainer<int>>();
57 test_one<std::vector<int, min_allocator<int>>>();
58}
59
60int main(int, char**) {
61 test();
62
63 return 0;
64}
65

source code of libcxx/test/std/containers/container.adaptors/flat.multiset/flat.multiset.operations/find.pass.cpp