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 set
12
13// pair<iterator, bool> 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 std::pair<typename M::iterator, bool> R;
26 typedef typename M::value_type VT;
27 M m;
28
29 const VT v1(2);
30 R r = m.insert(v1);
31 assert(r.second);
32 assert(r.first == m.begin());
33 assert(m.size() == 1);
34 assert(*r.first == 2);
35
36 const VT v2(1);
37 r = m.insert(v2);
38 assert(r.second);
39 assert(r.first == m.begin());
40 assert(m.size() == 2);
41 assert(*r.first == 1);
42
43 const VT v3(3);
44 r = m.insert(v3);
45 assert(r.second);
46 assert(r.first == std::prev(m.end()));
47 assert(m.size() == 3);
48 assert(*r.first == 3);
49
50 r = m.insert(v3);
51 assert(!r.second);
52 assert(r.first == std::prev(m.end()));
53 assert(m.size() == 3);
54 assert(*r.first == 3);
55}
56
57int main(int, char**)
58{
59 do_insert_cv_test<std::set<int> >();
60#if TEST_STD_VER >= 11
61 {
62 typedef std::set<int, std::less<int>, min_allocator<int>> M;
63 do_insert_cv_test<M>();
64 }
65#endif
66
67 return 0;
68}
69

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