git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@119395 91177308-0d34-0410-b5e6-96231b3b80d8
		
			
				
	
	
		
			398 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
			
		
		
	
	
			398 lines
		
	
	
		
			15 KiB
		
	
	
	
		
			C++
		
	
	
	
	
	
//===----------------------------------------------------------------------===//
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//
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//                     The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <unordered_map>
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// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
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//           class Alloc = allocator<pair<const Key, T>>>
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// class unordered_multimap
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// void swap(unordered_multimap& __u);
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#include <unordered_map>
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#include <string>
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#include <cassert>
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#include "../../test_compare.h"
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#include "../../test_hash.h"
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#include "../../test_allocator.h"
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int main()
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{
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef test_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        C c1(0, Hash(1), Compare(1), Alloc(1));
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        C c2(0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() == 0);
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        assert(c1.size() == 0);
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(1));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() == 0);
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        assert(c2.size() == 0);
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(2));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef test_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a2[] =
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        {
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            P(10, "ten"),
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            P(20, "twenty"),
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            P(30, "thirty"),
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            P(40, "fourty"),
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            P(50, "fifty"),
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            P(60, "sixty"),
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            P(70, "seventy"),
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            P(80, "eighty"),
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        };
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        C c1(0, Hash(1), Compare(1), Alloc(1));
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        C c2(std::begin(a2), std::end(a2), 0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() >= 11);
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        assert(c1.size() == 8);
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        assert(c1.find(10)->second == "ten");
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        assert(c1.find(20)->second == "twenty");
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        assert(c1.find(30)->second == "thirty");
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        assert(c1.find(40)->second == "fourty");
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        assert(c1.find(50)->second == "fifty");
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        assert(c1.find(60)->second == "sixty");
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        assert(c1.find(70)->second == "seventy");
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        assert(c1.find(80)->second == "eighty");
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(1));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() == 0);
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        assert(c2.size() == 0);
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(2));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef test_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a1[] =
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        {
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            P(1, "one"),
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            P(2, "two"),
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            P(3, "three"),
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            P(4, "four"),
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            P(1, "four"),
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            P(2, "four"),
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        };
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        C c1(std::begin(a1), std::end(a1), 0, Hash(1), Compare(1), Alloc(1));
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        C c2(0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() == 0);
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        assert(c1.size() == 0);
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(1));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() >= 7);
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        assert(c2.size() == 6);
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        assert(c2.find(1)->second == "one");
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        assert(next(c2.find(1))->second == "four");
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        assert(c2.find(2)->second == "two");
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        assert(next(c2.find(2))->second == "four");
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        assert(c2.find(3)->second == "three");
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        assert(c2.find(4)->second == "four");
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(2));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef test_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a1[] =
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        {
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            P(1, "one"),
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            P(2, "two"),
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            P(3, "three"),
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            P(4, "four"),
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            P(1, "four"),
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            P(2, "four"),
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        };
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        P a2[] =
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        {
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            P(10, "ten"),
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            P(20, "twenty"),
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            P(30, "thirty"),
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            P(40, "fourty"),
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            P(50, "fifty"),
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            P(60, "sixty"),
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            P(70, "seventy"),
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            P(80, "eighty"),
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        };
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        C c1(std::begin(a1), std::end(a1), 0, Hash(1), Compare(1), Alloc(1));
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        C c2(std::begin(a2), std::end(a2), 0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() >= 11);
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        assert(c1.size() == 8);
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        assert(c1.find(10)->second == "ten");
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        assert(c1.find(20)->second == "twenty");
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        assert(c1.find(30)->second == "thirty");
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        assert(c1.find(40)->second == "fourty");
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        assert(c1.find(50)->second == "fifty");
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        assert(c1.find(60)->second == "sixty");
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        assert(c1.find(70)->second == "seventy");
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        assert(c1.find(80)->second == "eighty");
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(1));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() >= 7);
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        assert(c2.size() == 6);
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        assert(c2.find(1)->second == "one");
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        assert(next(c2.find(1))->second == "four");
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        assert(c2.find(2)->second == "two");
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        assert(next(c2.find(2))->second == "four");
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        assert(c2.find(3)->second == "three");
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        assert(c2.find(4)->second == "four");
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(2));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef other_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        C c1(0, Hash(1), Compare(1), Alloc(1));
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        C c2(0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() == 0);
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        assert(c1.size() == 0);
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(2));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() == 0);
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        assert(c2.size() == 0);
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(1));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef other_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a2[] =
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        {
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            P(10, "ten"),
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            P(20, "twenty"),
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            P(30, "thirty"),
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            P(40, "fourty"),
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            P(50, "fifty"),
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            P(60, "sixty"),
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            P(70, "seventy"),
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            P(80, "eighty"),
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        };
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        C c1(0, Hash(1), Compare(1), Alloc(1));
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        C c2(std::begin(a2), std::end(a2), 0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() >= 11);
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        assert(c1.size() == 8);
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        assert(c1.find(10)->second == "ten");
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        assert(c1.find(20)->second == "twenty");
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        assert(c1.find(30)->second == "thirty");
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        assert(c1.find(40)->second == "fourty");
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        assert(c1.find(50)->second == "fifty");
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        assert(c1.find(60)->second == "sixty");
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        assert(c1.find(70)->second == "seventy");
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        assert(c1.find(80)->second == "eighty");
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(2));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() == 0);
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        assert(c2.size() == 0);
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(1));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef other_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a1[] =
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        {
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            P(1, "one"),
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            P(2, "two"),
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            P(3, "three"),
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            P(4, "four"),
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            P(1, "four"),
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            P(2, "four"),
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        };
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        C c1(std::begin(a1), std::end(a1), 0, Hash(1), Compare(1), Alloc(1));
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        C c2(0, Hash(2), Compare(2), Alloc(2));
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        c2.max_load_factor(2);
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        c1.swap(c2);
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        assert(c1.bucket_count() == 0);
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        assert(c1.size() == 0);
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        assert(c1.hash_function() == Hash(2));
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        assert(c1.key_eq() == Compare(2));
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        assert(c1.get_allocator() == Alloc(2));
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        assert(std::distance(c1.begin(), c1.end()) == c1.size());
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        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
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        assert(c1.max_load_factor() == 2);
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        assert(c2.bucket_count() >= 7);
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        assert(c2.size() == 6);
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        assert(c2.find(1)->second == "one");
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        assert(next(c2.find(1))->second == "four");
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        assert(c2.find(2)->second == "two");
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        assert(next(c2.find(2))->second == "four");
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        assert(c2.find(3)->second == "three");
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        assert(c2.find(4)->second == "four");
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        assert(c2.hash_function() == Hash(1));
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        assert(c2.key_eq() == Compare(1));
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        assert(c2.get_allocator() == Alloc(1));
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        assert(std::distance(c2.begin(), c2.end()) == c2.size());
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        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
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        assert(c2.max_load_factor() == 1);
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    }
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    {
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        typedef test_hash<std::hash<int> > Hash;
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        typedef test_compare<std::equal_to<int> > Compare;
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        typedef other_allocator<std::pair<const int, std::string> > Alloc;
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        typedef std::unordered_multimap<int, std::string, Hash, Compare, Alloc> C;
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        typedef std::pair<int, std::string> P;
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        P a1[] =
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        {
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            P(1, "one"),
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            P(2, "two"),
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            P(3, "three"),
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            P(4, "four"),
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            P(1, "four"),
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            P(2, "four"),
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        };
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        P a2[] =
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        {
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            P(10, "ten"),
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            P(20, "twenty"),
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            P(30, "thirty"),
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            P(40, "fourty"),
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            P(50, "fifty"),
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            P(60, "sixty"),
 | 
						|
            P(70, "seventy"),
 | 
						|
            P(80, "eighty"),
 | 
						|
        };
 | 
						|
        C c1(std::begin(a1), std::end(a1), 0, Hash(1), Compare(1), Alloc(1));
 | 
						|
        C c2(std::begin(a2), std::end(a2), 0, Hash(2), Compare(2), Alloc(2));
 | 
						|
        c2.max_load_factor(2);
 | 
						|
        c1.swap(c2);
 | 
						|
 | 
						|
        assert(c1.bucket_count() >= 11);
 | 
						|
        assert(c1.size() == 8);
 | 
						|
        assert(c1.find(10)->second == "ten");
 | 
						|
        assert(c1.find(20)->second == "twenty");
 | 
						|
        assert(c1.find(30)->second == "thirty");
 | 
						|
        assert(c1.find(40)->second == "fourty");
 | 
						|
        assert(c1.find(50)->second == "fifty");
 | 
						|
        assert(c1.find(60)->second == "sixty");
 | 
						|
        assert(c1.find(70)->second == "seventy");
 | 
						|
        assert(c1.find(80)->second == "eighty");
 | 
						|
        assert(c1.hash_function() == Hash(2));
 | 
						|
        assert(c1.key_eq() == Compare(2));
 | 
						|
        assert(c1.get_allocator() == Alloc(2));
 | 
						|
        assert(std::distance(c1.begin(), c1.end()) == c1.size());
 | 
						|
        assert(std::distance(c1.cbegin(), c1.cend()) == c1.size());
 | 
						|
        assert(c1.max_load_factor() == 2);
 | 
						|
 | 
						|
        assert(c2.bucket_count() >= 7);
 | 
						|
        assert(c2.size() == 6);
 | 
						|
        assert(c2.find(1)->second == "one");
 | 
						|
        assert(next(c2.find(1))->second == "four");
 | 
						|
        assert(c2.find(2)->second == "two");
 | 
						|
        assert(next(c2.find(2))->second == "four");
 | 
						|
        assert(c2.find(3)->second == "three");
 | 
						|
        assert(c2.find(4)->second == "four");
 | 
						|
        assert(c2.hash_function() == Hash(1));
 | 
						|
        assert(c2.key_eq() == Compare(1));
 | 
						|
        assert(c2.get_allocator() == Alloc(1));
 | 
						|
        assert(std::distance(c2.begin(), c2.end()) == c2.size());
 | 
						|
        assert(std::distance(c2.cbegin(), c2.cend()) == c2.size());
 | 
						|
        assert(c2.max_load_factor() == 1);
 | 
						|
    }
 | 
						|
}
 |