72 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			72 lines
		
	
	
		
			2.0 KiB
		
	
	
	
		
			C++
		
	
	
	
| //===----------------------------------------------------------------------===//
 | |
| //
 | |
| //                     The LLVM Compiler Infrastructure
 | |
| //
 | |
| // This file is dual licensed under the MIT and the University of Illinois Open
 | |
| // Source Licenses. See LICENSE.TXT for details.
 | |
| //
 | |
| //===----------------------------------------------------------------------===//
 | |
| 
 | |
| // <unordered_map>
 | |
| 
 | |
| // template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
 | |
| //           class Alloc = allocator<pair<const Key, T>>>
 | |
| // class unordered_multimap
 | |
| 
 | |
| // size_type count(const key_type& k) const;
 | |
| 
 | |
| #include <unordered_map>
 | |
| #include <string>
 | |
| #include <cassert>
 | |
| 
 | |
| #include "min_allocator.h"
 | |
| 
 | |
| int main()
 | |
| {
 | |
|     {
 | |
|         typedef std::unordered_multimap<int, std::string> C;
 | |
|         typedef std::pair<int, std::string> P;
 | |
|         P a[] =
 | |
|         {
 | |
|             P(10, "ten"),
 | |
|             P(20, "twenty"),
 | |
|             P(30, "thirty"),
 | |
|             P(40, "forty"),
 | |
|             P(50, "fifty"),
 | |
|             P(50, "fiftyA"),
 | |
|             P(50, "fiftyB"),
 | |
|             P(60, "sixty"),
 | |
|             P(70, "seventy"),
 | |
|             P(80, "eighty"),
 | |
|         };
 | |
|         const C c(std::begin(a), std::end(a));
 | |
|         assert(c.count(30) == 1);
 | |
|         assert(c.count(50) == 3);
 | |
|         assert(c.count(5) == 0);
 | |
|     }
 | |
| #if TEST_STD_VER >= 11
 | |
|     {
 | |
|         typedef std::unordered_multimap<int, std::string, std::hash<int>, std::equal_to<int>,
 | |
|                             min_allocator<std::pair<const int, std::string>>> C;
 | |
|         typedef std::pair<int, std::string> P;
 | |
|         P a[] =
 | |
|         {
 | |
|             P(10, "ten"),
 | |
|             P(20, "twenty"),
 | |
|             P(30, "thirty"),
 | |
|             P(40, "forty"),
 | |
|             P(50, "fifty"),
 | |
|             P(50, "fiftyA"),
 | |
|             P(50, "fiftyB"),
 | |
|             P(60, "sixty"),
 | |
|             P(70, "seventy"),
 | |
|             P(80, "eighty"),
 | |
|         };
 | |
|         const C c(std::begin(a), std::end(a));
 | |
|         assert(c.count(30) == 1);
 | |
|         assert(c.count(50) == 3);
 | |
|         assert(c.count(5) == 0);
 | |
|     }
 | |
| #endif
 | |
| }
 |