1 //===----------------------------------------------------------------------===//
2 //
3 //                     The LLVM Compiler Infrastructure
4 //
5 // This file is dual licensed under the MIT and the University of Illinois Open
6 // Source Licenses. See LICENSE.TXT for details.
7 //
8 //===----------------------------------------------------------------------===//
9 
10 // <unordered_map>
11 
12 // template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
13 //           class Alloc = allocator<pair<const Key, T>>>
14 // class unordered_multimap
15 
16 // size_type bucket_count() const;
17 
18 #include <unordered_map>
19 #include <string>
20 #include <cassert>
21 
main()22 int main()
23 {
24     {
25         typedef std::unordered_multimap<int, std::string> C;
26         typedef C::const_iterator I;
27         typedef std::pair<int, std::string> P;
28         const C c;
29         assert(c.bucket_count() == 0);
30     }
31     {
32         typedef std::unordered_multimap<int, std::string> C;
33         typedef C::const_iterator I;
34         typedef std::pair<int, std::string> P;
35         P a[] =
36         {
37             P(10, "ten"),
38             P(20, "twenty"),
39             P(30, "thirty"),
40             P(40, "forty"),
41             P(50, "fifty"),
42             P(60, "sixty"),
43             P(70, "seventy"),
44             P(80, "eighty"),
45         };
46         const C c(std::begin(a), std::end(a));
47         assert(c.bucket_count() >= 11);
48     }
49 }
50