move_alloc.pass.cpp revision 73d21a4f0774d3fadab98e690619a359cfb160a3
1bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 2bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 3f5256e16dfc425c1d466f6308d4026d529ce9e0bHoward Hinnant// The LLVM Compiler Infrastructure 4bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 5bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// This file is distributed under the University of Illinois Open Source 6bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// License. See LICENSE.TXT for details. 7bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// 8bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant//===----------------------------------------------------------------------===// 9bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 10bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// <unordered_map> 11bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 12bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>, 13bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class Alloc = allocator<pair<const Key, T>>> 14bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// class unordered_multimap 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// unordered_multimap(unordered_multimap&& u, const allocator_type& a); 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <iostream> 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <unordered_map> 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <string> 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_compare.h" 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_hash.h" 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_allocator.h" 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 3073d21a4f0774d3fadab98e690619a359cfb160a3Howard Hinnant#ifndef _LIBCPP_HAS_NO_RVALUE_REFERENCES 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<int, std::string> P; 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef test_allocator<std::pair<const int, std::string>> A; 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::unordered_multimap<int, std::string, 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >, 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >, 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant > C; 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P a[] = 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "one"), 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "two"), 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(3, "three"), 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(4, "four"), 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "four"), 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "four"), 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant }; 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c0(a, a + sizeof(a)/sizeof(a[0]), 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 7, 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >(8), 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >(9), 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A(10) 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ); 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c(std::move(c0), A(12)); 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.bucket_count() >= 7); 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 6); 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<C::const_iterator, C::const_iterator> Eq; 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant Eq eq = c.equal_range(1); 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 2); 60bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C::const_iterator i = eq.first; 61bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 1); 62bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "one"); 63bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ++i; 64bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 1); 65bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 66bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(2); 67bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 2); 68bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 69bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 2); 70bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "two"); 71bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ++i; 72bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 2); 73bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 74bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 75bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(3); 76bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 1); 77bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 78bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 3); 79bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "three"); 80bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(4); 81bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 1); 82bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 83bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 4); 84bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 85bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.begin(), c.end()) == c.size()); 86bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.cbegin(), c.cend()) == c.size()); 87bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.load_factor() == (float)c.size()/c.bucket_count()); 88bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.max_load_factor() == 1); 89bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.hash_function() == test_hash<std::hash<int> >(8)); 90bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.key_eq() == test_compare<std::equal_to<int> >(9)); 91bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert((c.get_allocator() == test_allocator<std::pair<const int, std::string> >(12))); 92bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 93bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c0.empty()); 94bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 95bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 96bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<int, std::string> P; 97bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef test_allocator<std::pair<const int, std::string>> A; 98bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::unordered_multimap<int, std::string, 99bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >, 100bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >, 101bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A 102bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant > C; 103bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P a[] = 104bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 105bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "one"), 106bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "two"), 107bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(3, "three"), 108bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(4, "four"), 109bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "four"), 110bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "four"), 111bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant }; 112bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c0(a, a + sizeof(a)/sizeof(a[0]), 113bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 7, 114bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >(8), 115bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >(9), 116bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant A(10) 117bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ); 118bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c(std::move(c0), A(10)); 119bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.bucket_count() == 7); 120bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 6); 121bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<C::const_iterator, C::const_iterator> Eq; 122bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant Eq eq = c.equal_range(1); 123bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 2); 124bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C::const_iterator i = eq.first; 125bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 1); 126bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "one"); 127bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ++i; 128bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 1); 129bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 130bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(2); 131bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 2); 132bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 133bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 2); 134bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "two"); 135bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ++i; 136bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 2); 137bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 138bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 139bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(3); 140bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 1); 141bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 142bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 3); 143bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "three"); 144bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant eq = c.equal_range(4); 145bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(eq.first, eq.second) == 1); 146bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant i = eq.first; 147bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->first == 4); 148bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(i->second == "four"); 149bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.begin(), c.end()) == c.size()); 150bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.cbegin(), c.cend()) == c.size()); 151bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.load_factor() == (float)c.size()/c.bucket_count()); 152bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.max_load_factor() == 1); 153bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.hash_function() == test_hash<std::hash<int> >(8)); 154bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.key_eq() == test_compare<std::equal_to<int> >(9)); 155bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert((c.get_allocator() == test_allocator<std::pair<const int, std::string> >(10))); 156bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 157bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c0.empty()); 158bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 15973d21a4f0774d3fadab98e690619a359cfb160a3Howard Hinnant#endif // _LIBCPP_HAS_NO_RVALUE_REFERENCES 160bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 161