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_map 15 16 // unordered_map(size_type n, const hasher& hf, const key_equal& eql, const allocator_type& a); 17 18 #include <unordered_map> 19 #include <cassert> 20 21 #include "../../../NotConstructible.h" 22 #include "../../../test_compare.h" 23 #include "../../../test_hash.h" 24 #include "test_allocator.h" 25 #include "min_allocator.h" 26 27 int main() 28 { 29 { 30 typedef std::unordered_map<NotConstructible, NotConstructible, 31 test_hash<std::hash<NotConstructible> >, 32 test_compare<std::equal_to<NotConstructible> >, 33 test_allocator<std::pair<const NotConstructible, 34 NotConstructible> > 35 > C; 36 C c(7, 37 test_hash<std::hash<NotConstructible> >(8), 38 test_compare<std::equal_to<NotConstructible> >(9), 39 test_allocator<std::pair<const NotConstructible, NotConstructible> >(10) 40 ); 41 assert(c.bucket_count() == 7); 42 assert(c.hash_function() == test_hash<std::hash<NotConstructible> >(8)); 43 assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >(9)); 44 assert(c.get_allocator() == 45 (test_allocator<std::pair<const NotConstructible, NotConstructible> >(10))); 46 assert(c.size() == 0); 47 assert(c.empty()); 48 assert(std::distance(c.begin(), c.end()) == 0); 49 assert(c.load_factor() == 0); 50 assert(c.max_load_factor() == 1); 51 } 52 #if __cplusplus >= 201103L 53 { 54 typedef std::unordered_map<NotConstructible, NotConstructible, 55 test_hash<std::hash<NotConstructible> >, 56 test_compare<std::equal_to<NotConstructible> >, 57 min_allocator<std::pair<const NotConstructible, 58 NotConstructible> > 59 > C; 60 C c(7, 61 test_hash<std::hash<NotConstructible> >(8), 62 test_compare<std::equal_to<NotConstructible> >(9), 63 min_allocator<std::pair<const NotConstructible, NotConstructible> >() 64 ); 65 assert(c.bucket_count() == 7); 66 assert(c.hash_function() == test_hash<std::hash<NotConstructible> >(8)); 67 assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >(9)); 68 assert(c.get_allocator() == 69 (min_allocator<std::pair<const NotConstructible, NotConstructible> >())); 70 assert(c.size() == 0); 71 assert(c.empty()); 72 assert(std::distance(c.begin(), c.end()) == 0); 73 assert(c.load_factor() == 0); 74 assert(c.max_load_factor() == 1); 75 } 76 #endif 77 } 78