range_size_hash_equal_allocator.pass.cpp revision f5256e16dfc425c1d466f6308d4026d529ce9e0b
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_map 15bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 16bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// template <class InputIterator> 17bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// unordered_map(InputIterator first, InputIterator last, size_type n, 18bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// const hasher& hf, const key_equal& eql, 19bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant// const allocator_type& a); 20bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 21bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <unordered_map> 22bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <string> 23bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include <cassert> 24bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 25bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../iterators.h" 26bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../NotConstructible.h" 27bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_compare.h" 28bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_hash.h" 29bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant#include "../../../test_allocator.h" 30bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 31bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnantint main() 32bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant{ 33bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 34bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::unordered_map<int, std::string, 35bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >, 36bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >, 37bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_allocator<std::pair<const int, std::string> > 38bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant > C; 39bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant typedef std::pair<int, std::string> P; 40bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P a[] = 41bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant { 42bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "one"), 43bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "two"), 44bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(3, "three"), 45bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(4, "four"), 46bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(1, "four"), 47bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant P(2, "four"), 48bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant }; 49bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant C c(input_iterator<P*>(a), input_iterator<P*>(a + sizeof(a)/sizeof(a[0])), 50bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant 7, 51bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_hash<std::hash<int> >(8), 52bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_compare<std::equal_to<int> >(9), 53bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant test_allocator<std::pair<const int, std::string> >(10) 54bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant ); 55bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.bucket_count() == 7); 56bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.size() == 4); 57bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.at(1) == "one"); 58bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.at(2) == "two"); 59bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.at(3) == "three"); 60bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.at(4) == "four"); 61bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.hash_function() == test_hash<std::hash<int> >(8)); 62bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.key_eq() == test_compare<std::equal_to<int> >(9)); 63bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.get_allocator() == 64bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant (test_allocator<std::pair<const int, std::string> >(10))); 65bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(!c.empty()); 66bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.begin(), c.end()) == c.size()); 67bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(std::distance(c.cbegin(), c.cend()) == c.size()); 68bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.load_factor() == (float)c.size()/c.bucket_count()); 69bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant assert(c.max_load_factor() == 1); 70bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant } 71bc8d3f97eb5c958007f2713238472e0c1c8fe02Howard Hinnant} 72