copy_alloc.pass.cpp revision bc8d3f97eb5c958007f2713238472e0c1c8fe02c
1c55a96383497a772a307b346368133960b02ad03Eric Laurent//===----------------------------------------------------------------------===// 2c55a96383497a772a307b346368133960b02ad03Eric Laurent// 3c55a96383497a772a307b346368133960b02ad03Eric Laurent// ��������������������The LLVM Compiler Infrastructure 4c55a96383497a772a307b346368133960b02ad03Eric Laurent// 5c55a96383497a772a307b346368133960b02ad03Eric Laurent// This file is distributed under the University of Illinois Open Source 6c55a96383497a772a307b346368133960b02ad03Eric Laurent// License. See LICENSE.TXT for details. 7c55a96383497a772a307b346368133960b02ad03Eric Laurent// 8c55a96383497a772a307b346368133960b02ad03Eric Laurent//===----------------------------------------------------------------------===// 9c55a96383497a772a307b346368133960b02ad03Eric Laurent 10c55a96383497a772a307b346368133960b02ad03Eric Laurent// <unordered_map> 11c55a96383497a772a307b346368133960b02ad03Eric Laurent 12c55a96383497a772a307b346368133960b02ad03Eric Laurent// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>, 13c55a96383497a772a307b346368133960b02ad03Eric Laurent// class Alloc = allocator<pair<const Key, T>>> 14c55a96383497a772a307b346368133960b02ad03Eric Laurent// class unordered_map 15c55a96383497a772a307b346368133960b02ad03Eric Laurent 16c55a96383497a772a307b346368133960b02ad03Eric Laurent// unordered_map(const unordered_map& u, const allocator_type& a); 17c55a96383497a772a307b346368133960b02ad03Eric Laurent 18c55a96383497a772a307b346368133960b02ad03Eric Laurent#include <unordered_map> 19c55a96383497a772a307b346368133960b02ad03Eric Laurent#include <string> 20c55a96383497a772a307b346368133960b02ad03Eric Laurent#include <cassert> 21c55a96383497a772a307b346368133960b02ad03Eric Laurent 22c55a96383497a772a307b346368133960b02ad03Eric Laurent#include "../../../test_compare.h" 23c55a96383497a772a307b346368133960b02ad03Eric Laurent#include "../../../test_hash.h" 24c55a96383497a772a307b346368133960b02ad03Eric Laurent#include "../../../test_allocator.h" 25c55a96383497a772a307b346368133960b02ad03Eric Laurent 26c55a96383497a772a307b346368133960b02ad03Eric Laurentint main() 27c55a96383497a772a307b346368133960b02ad03Eric Laurent{ 28c55a96383497a772a307b346368133960b02ad03Eric Laurent { 29c55a96383497a772a307b346368133960b02ad03Eric Laurent typedef std::unordered_map<int, std::string, 30c55a96383497a772a307b346368133960b02ad03Eric Laurent test_hash<std::hash<int> >, 31c55a96383497a772a307b346368133960b02ad03Eric Laurent test_compare<std::equal_to<int> >, 32c55a96383497a772a307b346368133960b02ad03Eric Laurent test_allocator<std::pair<const int, std::string> > 33c55a96383497a772a307b346368133960b02ad03Eric Laurent > C; 34c55a96383497a772a307b346368133960b02ad03Eric Laurent typedef std::pair<int, std::string> P; 35c55a96383497a772a307b346368133960b02ad03Eric Laurent P a[] = 36c55a96383497a772a307b346368133960b02ad03Eric Laurent { 37c55a96383497a772a307b346368133960b02ad03Eric Laurent P(1, "one"), 38c55a96383497a772a307b346368133960b02ad03Eric Laurent P(2, "two"), 39c55a96383497a772a307b346368133960b02ad03Eric Laurent P(3, "three"), 40c55a96383497a772a307b346368133960b02ad03Eric Laurent P(4, "four"), 41c55a96383497a772a307b346368133960b02ad03Eric Laurent P(1, "four"), 42c55a96383497a772a307b346368133960b02ad03Eric Laurent P(2, "four"), 43c55a96383497a772a307b346368133960b02ad03Eric Laurent }; 44c55a96383497a772a307b346368133960b02ad03Eric Laurent C c0(a, a + sizeof(a)/sizeof(a[0]), 45c55a96383497a772a307b346368133960b02ad03Eric Laurent 7, 46c55a96383497a772a307b346368133960b02ad03Eric Laurent test_hash<std::hash<int> >(8), 47c55a96383497a772a307b346368133960b02ad03Eric Laurent test_compare<std::equal_to<int> >(9), 48c55a96383497a772a307b346368133960b02ad03Eric Laurent test_allocator<std::pair<const int, std::string> >(10) 49c55a96383497a772a307b346368133960b02ad03Eric Laurent ); 50c55a96383497a772a307b346368133960b02ad03Eric Laurent C c(c0, test_allocator<std::pair<const int, std::string> >(5)); 51c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.bucket_count() == 7); 52c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.size() == 4); 53c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.at(1) == "one"); 54c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.at(2) == "two"); 55c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.at(3) == "three"); 56c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.at(4) == "four"); 57c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.hash_function() == test_hash<std::hash<int> >(8)); 58c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.key_eq() == test_compare<std::equal_to<int> >(9)); 59c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.get_allocator() == 60c55a96383497a772a307b346368133960b02ad03Eric Laurent (test_allocator<std::pair<const int, std::string> >(5))); 61c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(!c.empty()); 62c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(std::distance(c.begin(), c.end()) == c.size()); 63c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(std::distance(c.cbegin(), c.cend()) == c.size()); 64c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.load_factor() == (float)c.size()/c.bucket_count()); 65c55a96383497a772a307b346368133960b02ad03Eric Laurent assert(c.max_load_factor() == 1); 66c55a96383497a772a307b346368133960b02ad03Eric Laurent } 67c55a96383497a772a307b346368133960b02ad03Eric Laurent} 68c55a96383497a772a307b346368133960b02ad03Eric Laurent