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{
24 typedef Container M;
25 typedef typename M::iterator R;
26 typedef typename M::value_type VT;
27 M m;
28 const VT v1(2);
29 R r = m.insert(v1);
30 assert(r == m.begin());
31 assert(m.size() == 1);
32 assert(*r == 2);
33
34 const VT v2(1);
35 r = m.insert(v2);
36 assert(r == m.begin());
37 assert(m.size() == 2);
38 assert(*r == 1);
39
40 const VT v3(3);
41 r = m.insert(v3);
42 assert(r == std::prev(m.end()));
43 assert(m.size() == 3);
44 assert(*r == 3);
45
46 r = m.insert(v3);
47 assert(r == std::prev(m.end()));
48 assert(m.size() == 4);
49 assert(*r == 3);
50}
51
52int main(int, char**)
53{
54 do_insert_cv_test<std::multiset<int> >();
55#if TEST_STD_VER >= 11
56 {
57 typedef std::multiset<int, std::less<int>, min_allocator<int>> M;
58 do_insert_cv_test<M>();
59 }
60#endif
61
62 return 0;
63}
64

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