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 multimap
12 
13 // template <class InputIterator>
14 //   void insert(InputIterator first, InputIterator last);
15 
16 #include <map>
17 #include <cassert>
18 
19 #include "test_iterators.h"
20 #include "min_allocator.h"
21 
22 int main(int, char**)
23 {
24     {
25         typedef std::multimap<int, double> M;
26         typedef std::pair<int, double> P;
27         P ar[] =
28         {
29             P(1, 1),
30             P(1, 1.5),
31             P(1, 2),
32             P(2, 1),
33             P(2, 1.5),
34             P(2, 2),
35             P(3, 1),
36             P(3, 1.5),
37             P(3, 2),
38         };
39         M m;
40         m.insert(input_iterator<P*>(ar), input_iterator<P*>(ar + sizeof(ar)/sizeof(ar[0])));
41         assert(m.size() == 9);
42         assert(m.begin()->first == 1);
43         assert(m.begin()->second == 1);
44         assert(next(m.begin())->first == 1);
45         assert(next(m.begin())->second == 1.5);
46         assert(next(m.begin(), 2)->first == 1);
47         assert(next(m.begin(), 2)->second == 2);
48         assert(next(m.begin(), 3)->first == 2);
49         assert(next(m.begin(), 3)->second == 1);
50         assert(next(m.begin(), 4)->first == 2);
51         assert(next(m.begin(), 4)->second == 1.5);
52         assert(next(m.begin(), 5)->first == 2);
53         assert(next(m.begin(), 5)->second == 2);
54         assert(next(m.begin(), 6)->first == 3);
55         assert(next(m.begin(), 6)->second == 1);
56         assert(next(m.begin(), 7)->first == 3);
57         assert(next(m.begin(), 7)->second == 1.5);
58         assert(next(m.begin(), 8)->first == 3);
59         assert(next(m.begin(), 8)->second == 2);
60     }
61 #if TEST_STD_VER >= 11
62     {
63         typedef std::multimap<int, double, std::less<int>, min_allocator<std::pair<const int, double>>> M;
64         typedef std::pair<int, double> P;
65         P ar[] =
66         {
67             P(1, 1),
68             P(1, 1.5),
69             P(1, 2),
70             P(2, 1),
71             P(2, 1.5),
72             P(2, 2),
73             P(3, 1),
74             P(3, 1.5),
75             P(3, 2),
76         };
77         M m;
78         m.insert(input_iterator<P*>(ar), input_iterator<P*>(ar + sizeof(ar)/sizeof(ar[0])));
79         assert(m.size() == 9);
80         assert(m.begin()->first == 1);
81         assert(m.begin()->second == 1);
82         assert(next(m.begin())->first == 1);
83         assert(next(m.begin())->second == 1.5);
84         assert(next(m.begin(), 2)->first == 1);
85         assert(next(m.begin(), 2)->second == 2);
86         assert(next(m.begin(), 3)->first == 2);
87         assert(next(m.begin(), 3)->second == 1);
88         assert(next(m.begin(), 4)->first == 2);
89         assert(next(m.begin(), 4)->second == 1.5);
90         assert(next(m.begin(), 5)->first == 2);
91         assert(next(m.begin(), 5)->second == 2);
92         assert(next(m.begin(), 6)->first == 3);
93         assert(next(m.begin(), 6)->second == 1);
94         assert(next(m.begin(), 7)->first == 3);
95         assert(next(m.begin(), 7)->second == 1.5);
96         assert(next(m.begin(), 8)->first == 3);
97         assert(next(m.begin(), 8)->second == 2);
98     }
99 #endif
100 
101   return 0;
102 }
103