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// iterator insert(const value_type& v);
14
15#include <set>
16#include <cassert>
17
18#include "test_macros.h"
19#include "min_allocator.h"
20
21template <class Container>
22void do_insert_cv_test() {
23 typedef Container M;
24 typedef typename M::iterator R;
25 typedef typename M::value_type VT;
26 M m;
27 const VT v1(2);
28 R r = m.insert(v1);
29 assert(r == m.begin());
30 assert(m.size() == 1);
31 assert(*r == 2);
32
33 const VT v2(1);
34 r = m.insert(v2);
35 assert(r == m.begin());
36 assert(m.size() == 2);
37 assert(*r == 1);
38
39 const VT v3(3);
40 r = m.insert(v3);
41 assert(r == std::prev(m.end()));
42 assert(m.size() == 3);
43 assert(*r == 3);
44
45 r = m.insert(v3);
46 assert(r == std::prev(m.end()));
47 assert(m.size() == 4);
48 assert(*r == 3);
49}
50
51int main(int, char**) {
52 do_insert_cv_test<std::multiset<int> >();
53#if TEST_STD_VER >= 11
54 {
55 typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
56 do_insert_cv_test<M>();
57 }
58#endif
59
60 return 0;
61}
62

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