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_set> 11 12 // template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>, 13 // class Alloc = allocator<Value>> 14 // class unordered_multiset 15 16 // explicit unordered_multiset(const allocator_type& __a); 17 18 #include <unordered_set> 19 #include <cassert> 20 21 #include "test_macros.h" 22 #include "../../../NotConstructible.h" 23 #include "../../../test_compare.h" 24 #include "../../../test_hash.h" 25 #include "test_allocator.h" 26 #include "min_allocator.h" 27 28 int main() 29 { 30 { 31 typedef std::unordered_multiset<NotConstructible, 32 test_hash<std::hash<NotConstructible> >, 33 test_compare<std::equal_to<NotConstructible> >, 34 test_allocator<NotConstructible> 35 > C; 36 C c(test_allocator<NotConstructible>(10)); 37 LIBCPP_ASSERT(c.bucket_count() == 0); 38 assert(c.hash_function() == test_hash<std::hash<NotConstructible> >()); 39 assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >()); 40 assert(c.get_allocator() == test_allocator<NotConstructible>(10)); 41 assert(c.size() == 0); 42 assert(c.empty()); 43 assert(std::distance(c.begin(), c.end()) == 0); 44 assert(c.load_factor() == 0); 45 assert(c.max_load_factor() == 1); 46 } 47 #if TEST_STD_VER >= 11 48 { 49 typedef std::unordered_multiset<NotConstructible, 50 test_hash<std::hash<NotConstructible> >, 51 test_compare<std::equal_to<NotConstructible> >, 52 min_allocator<NotConstructible> 53 > C; 54 C c(min_allocator<NotConstructible>{}); 55 LIBCPP_ASSERT(c.bucket_count() == 0); 56 assert(c.hash_function() == test_hash<std::hash<NotConstructible> >()); 57 assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >()); 58 assert(c.get_allocator() == min_allocator<NotConstructible>()); 59 assert(c.size() == 0); 60 assert(c.empty()); 61 assert(std::distance(c.begin(), c.end()) == 0); 62 assert(c.load_factor() == 0); 63 assert(c.max_load_factor() == 1); 64 } 65 #if TEST_STD_VER > 11 66 { 67 typedef NotConstructible T; 68 typedef test_hash<std::hash<T>> HF; 69 typedef test_compare<std::equal_to<T>> Comp; 70 typedef test_allocator<T> A; 71 typedef std::unordered_multiset<T, HF, Comp, A> C; 72 73 A a(43); 74 C c(3, a); 75 LIBCPP_ASSERT(c.bucket_count() == 3); 76 assert(c.hash_function() == HF()); 77 assert(c.key_eq() == Comp ()); 78 assert(c.get_allocator() == a); 79 assert(!(c.get_allocator() == A())); 80 assert(c.size() == 0); 81 assert(c.empty()); 82 assert(std::distance(c.begin(), c.end()) == 0); 83 assert(c.load_factor() == 0); 84 assert(c.max_load_factor() == 1); 85 } 86 { 87 typedef NotConstructible T; 88 typedef test_hash<std::hash<T>> HF; 89 typedef test_compare<std::equal_to<T>> Comp; 90 typedef test_allocator<T> A; 91 typedef std::unordered_multiset<T, HF, Comp, A> C; 92 93 HF hf(42); 94 A a(43); 95 C c(4, hf, a); 96 LIBCPP_ASSERT(c.bucket_count() == 4); 97 assert(c.hash_function() == hf); 98 assert(!(c.hash_function() == HF())); 99 assert(c.key_eq() == Comp ()); 100 assert(c.get_allocator() == a); 101 assert(!(c.get_allocator() == A())); 102 assert(c.size() == 0); 103 assert(c.empty()); 104 assert(std::distance(c.begin(), c.end()) == 0); 105 assert(c.load_factor() == 0); 106 assert(c.max_load_factor() == 1); 107 } 108 #endif 109 #endif 110 } 111