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 // template <class InputIterator>
14 // multiset(InputIterator first, InputIterator last);
15
16 #include <set>
17 #include <cassert>
18
19 #include "test_macros.h"
20 #include "test_iterators.h"
21 #include "min_allocator.h"
22
main(int,char **)23 int main(int, char**)
24 {
25 {
26 typedef int V;
27 V ar[] =
28 {
29 1,
30 1,
31 1,
32 2,
33 2,
34 2,
35 3,
36 3,
37 3
38 };
39 std::multiset<V> m(cpp17_input_iterator<const int*>(ar),
40 cpp17_input_iterator<const int*>(ar+sizeof(ar)/sizeof(ar[0])));
41 assert(m.size() == 9);
42 assert(std::distance(m.begin(), m.end()) == 9);
43 assert(*std::next(m.begin(), 0) == 1);
44 assert(*std::next(m.begin(), 1) == 1);
45 assert(*std::next(m.begin(), 2) == 1);
46 assert(*std::next(m.begin(), 3) == 2);
47 assert(*std::next(m.begin(), 4) == 2);
48 assert(*std::next(m.begin(), 5) == 2);
49 assert(*std::next(m.begin(), 6) == 3);
50 assert(*std::next(m.begin(), 7) == 3);
51 assert(*std::next(m.begin(), 8) == 3);
52 }
53 #if TEST_STD_VER >= 11
54 {
55 typedef int V;
56 V ar[] =
57 {
58 1,
59 1,
60 1,
61 2,
62 2,
63 2,
64 3,
65 3,
66 3
67 };
68 std::multiset<V, std::less<V>, min_allocator<V>> m(cpp17_input_iterator<const int*>(ar),
69 cpp17_input_iterator<const int*>(ar+sizeof(ar)/sizeof(ar[0])));
70 assert(m.size() == 9);
71 assert(std::distance(m.begin(), m.end()) == 9);
72 assert(*std::next(m.begin(), 0) == 1);
73 assert(*std::next(m.begin(), 1) == 1);
74 assert(*std::next(m.begin(), 2) == 1);
75 assert(*std::next(m.begin(), 3) == 2);
76 assert(*std::next(m.begin(), 4) == 2);
77 assert(*std::next(m.begin(), 5) == 2);
78 assert(*std::next(m.begin(), 6) == 3);
79 assert(*std::next(m.begin(), 7) == 3);
80 assert(*std::next(m.begin(), 8) == 3);
81 }
82 #endif
83
84 return 0;
85 }
86