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 // iterator       begin()        {return __table_.begin();}
17 // iterator       end()          {return __table_.end();}
18 // const_iterator begin()  const {return __table_.begin();}
19 // const_iterator end()    const {return __table_.end();}
20 // const_iterator cbegin() const {return __table_.begin();}
21 // const_iterator cend()   const {return __table_.end();}
22 
23 #include <unordered_map>
24 #include <string>
25 #include <cassert>
26 
main()27 int main()
28 {
29     {
30         typedef std::unordered_multimap<int, std::string> C;
31         typedef std::pair<int, std::string> P;
32         P a[] =
33         {
34             P(1, "one"),
35             P(2, "two"),
36             P(3, "three"),
37             P(4, "four"),
38             P(1, "four"),
39             P(2, "four"),
40         };
41         C c(a, a + sizeof(a)/sizeof(a[0]));
42         assert(c.bucket_count() == 7);
43         assert(c.size() == 6);
44         assert(std::distance(c.begin(), c.end()) == c.size());
45         assert(std::distance(c.cbegin(), c.cend()) == c.size());
46         C::iterator i = c.begin();
47         i->second = "ONE";
48         assert(i->second == "ONE");
49         i->first = 2;
50     }
51     {
52         typedef std::unordered_multimap<int, std::string> C;
53         typedef std::pair<int, std::string> P;
54         P a[] =
55         {
56             P(1, "one"),
57             P(2, "two"),
58             P(3, "three"),
59             P(4, "four"),
60             P(1, "four"),
61             P(2, "four"),
62         };
63         const C c(a, a + sizeof(a)/sizeof(a[0]));
64         assert(c.bucket_count() == 7);
65         assert(c.size() == 6);
66         assert(std::distance(c.begin(), c.end()) == c.size());
67         assert(std::distance(c.cbegin(), c.cend()) == c.size());
68     }
69 }
70