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 // <map>
10 
11 // class map
12 
13 // iterator insert(const_iterator position, const value_type& v);
14 
15 #include <map>
16 #include <cassert>
17 
18 #include "test_macros.h"
19 #include "min_allocator.h"
20 
21 template <class Container>
22 void do_insert_iter_cv_test()
23 {
24     typedef Container M;
25     typedef typename M::iterator R;
26     typedef typename M::value_type VT;
27 
28     M m;
29     const VT v1(2, 2.5);
30     R r = m.insert(m.end(), v1);
31     assert(r == m.begin());
32     assert(m.size() == 1);
33     assert(r->first == 2);
34     assert(r->second == 2.5);
35 
36     const VT v2(1, 1.5);
37     r = m.insert(m.end(), v2);
38     assert(r == m.begin());
39     assert(m.size() == 2);
40     assert(r->first == 1);
41     assert(r->second == 1.5);
42 
43     const VT v3(3, 3.5);
44     r = m.insert(m.end(), v3);
45     assert(r == std::prev(m.end()));
46     assert(m.size() == 3);
47     assert(r->first == 3);
48     assert(r->second == 3.5);
49 
50     const VT v4(3, 4.5);
51     r = m.insert(m.end(), v4);
52     assert(r == std::prev(m.end()));
53     assert(m.size() == 3);
54     assert(r->first == 3);
55     assert(r->second == 3.5);
56 }
57 
58 int main(int, char**)
59 {
60     do_insert_iter_cv_test<std::map<int, double> >();
61 #if TEST_STD_VER >= 11
62     {
63         typedef std::map<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
64         do_insert_iter_cv_test<M>();
65     }
66 #endif
67 
68   return 0;
69 }
70