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 // UNSUPPORTED: c++98, c++03
10 
11 // <map>
12 
13 // class multimap
14 
15 // template <class P>
16 //     iterator insert(const_iterator position, P&& p);
17 
18 #include <map>
19 #include <cassert>
20 
21 #include "MoveOnly.h"
22 #include "min_allocator.h"
23 #include "test_macros.h"
24 
25 template <class Container, class Pair>
26 void do_insert_rv_test()
27 {
28     typedef Container M;
29     typedef Pair P;
30     typedef typename M::iterator R;
31     M m;
32     R r = m.insert(m.cend(), P(2, 2));
33     assert(r == m.begin());
34     assert(m.size() == 1);
35     assert(r->first == 2);
36     assert(r->second == 2);
37 
38     r = m.insert(m.cend(), P(1, 1));
39     assert(r == m.begin());
40     assert(m.size() == 2);
41     assert(r->first == 1);
42     assert(r->second == 1);
43 
44     r = m.insert(m.cend(), P(3, 3));
45     assert(r == prev(m.end()));
46     assert(m.size() == 3);
47     assert(r->first == 3);
48     assert(r->second == 3);
49 
50     r = m.insert(m.cend(), P(3, 2));
51     assert(r == prev(m.end()));
52     assert(m.size() == 4);
53     assert(r->first == 3);
54     assert(r->second == 2);
55 }
56 
57 int main(int, char**)
58 {
59     do_insert_rv_test<std::multimap<int, MoveOnly>, std::pair<int, MoveOnly> >();
60     do_insert_rv_test<std::multimap<int, MoveOnly>, std::pair<const int, MoveOnly> >();
61 
62     {
63         typedef std::multimap<int, MoveOnly, std::less<int>, min_allocator<std::pair<const int, MoveOnly>>> M;
64         typedef std::pair<int, MoveOnly> P;
65         typedef std::pair<const int, MoveOnly> CP;
66         do_insert_rv_test<M, P>();
67         do_insert_rv_test<M, CP>();
68 
69     }
70     {
71         typedef std::multimap<int, MoveOnly> M;
72         typedef M::iterator R;
73         M m;
74         R r = m.insert(m.cend(), {2, MoveOnly(2)});
75         assert(r == m.begin());
76         assert(m.size() == 1);
77         assert(r->first == 2);
78         assert(r->second == 2);
79 
80         r = m.insert(m.cend(), {1, MoveOnly(1)});
81         assert(r == m.begin());
82         assert(m.size() == 2);
83         assert(r->first == 1);
84         assert(r->second == 1);
85 
86         r = m.insert(m.cend(), {3, MoveOnly(3)});
87         assert(r == prev(m.end()));
88         assert(m.size() == 3);
89         assert(r->first == 3);
90         assert(r->second == 3);
91 
92         r = m.insert(m.cend(), {3, MoveOnly(2)});
93         assert(r == prev(m.end()));
94         assert(m.size() == 4);
95         assert(r->first == 3);
96         assert(r->second == 2);
97     }
98 
99   return 0;
100 }
101