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// <set>
10
11// class multiset
12
13// template <class InputIterator>
14// multiset(InputIterator first, InputIterator last);
15
16#include <set>
17#include <cassert>
18
19#include "test_macros.h"
20#include "test_iterators.h"
21#include "min_allocator.h"
22
23int main(int, char**) {
24 {
25 typedef int V;
26 V ar[] = {1, 1, 1, 2, 2, 2, 3, 3, 3};
27 std::multiset<V> m(
28 cpp17_input_iterator<const int*>(ar), cpp17_input_iterator<const int*>(ar + sizeof(ar) / sizeof(ar[0])));
29 assert(m.size() == 9);
30 assert(std::distance(m.begin(), m.end()) == 9);
31 assert(*std::next(m.begin(), 0) == 1);
32 assert(*std::next(m.begin(), 1) == 1);
33 assert(*std::next(m.begin(), 2) == 1);
34 assert(*std::next(m.begin(), 3) == 2);
35 assert(*std::next(m.begin(), 4) == 2);
36 assert(*std::next(m.begin(), 5) == 2);
37 assert(*std::next(m.begin(), 6) == 3);
38 assert(*std::next(m.begin(), 7) == 3);
39 assert(*std::next(m.begin(), 8) == 3);
40 }
41#if TEST_STD_VER >= 11
42 {
43 typedef int V;
44 V ar[] = {1, 1, 1, 2, 2, 2, 3, 3, 3};
45 std::multiset<V, std::less<V>, min_allocator<V>> m(
46 cpp17_input_iterator<const int*>(ar), cpp17_input_iterator<const int*>(ar + sizeof(ar) / sizeof(ar[0])));
47 assert(m.size() == 9);
48 assert(std::distance(m.begin(), m.end()) == 9);
49 assert(*std::next(m.begin(), 0) == 1);
50 assert(*std::next(m.begin(), 1) == 1);
51 assert(*std::next(m.begin(), 2) == 1);
52 assert(*std::next(m.begin(), 3) == 2);
53 assert(*std::next(m.begin(), 4) == 2);
54 assert(*std::next(m.begin(), 5) == 2);
55 assert(*std::next(m.begin(), 6) == 3);
56 assert(*std::next(m.begin(), 7) == 3);
57 assert(*std::next(m.begin(), 8) == 3);
58 }
59#endif
60
61 return 0;
62}
63

source code of libcxx/test/std/containers/associative/multiset/multiset.cons/iter_iter.pass.cpp