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//===----------------------------------------------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is dual licensed under the MIT and the University of Illinois Open
// Source Licenses. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
// <unordered_map>
// template <class Key, class T, class Hash = hash<Key>, class Pred = equal_to<Key>,
// class Alloc = allocator<pair<const Key, T>>>
// class unordered_multimap
// unordered_multimap(const unordered_multimap& u, const allocator_type& a);
#include <unordered_map>
#include <string>
#include <cassert>
#include <cfloat>
#include "../../../test_compare.h"
#include "../../../test_hash.h"
#include "test_allocator.h"
#include "min_allocator.h"
int main()
{
{
typedef std::unordered_multimap<int, std::string,
test_hash<std::hash<int> >,
test_compare<std::equal_to<int> >,
test_allocator<std::pair<const int, std::string> >
> C;
typedef std::pair<int, std::string> P;
P a[] =
{
P(1, "one"),
P(2, "two"),
P(3, "three"),
P(4, "four"),
P(1, "four"),
P(2, "four"),
};
C c0(a, a + sizeof(a)/sizeof(a[0]),
7,
test_hash<std::hash<int> >(8),
test_compare<std::equal_to<int> >(9),
test_allocator<std::pair<const int, std::string> >(10)
);
C c(c0, test_allocator<std::pair<const int, std::string> >(5));
assert(c.bucket_count() == 7);
assert(c.size() == 6);
C::const_iterator i = c.cbegin();
assert(i->first == 1);
assert(i->second == "one");
++i;
assert(i->first == 1);
assert(i->second == "four");
++i;
assert(i->first == 2);
assert(i->second == "two");
++i;
assert(i->first == 2);
assert(i->second == "four");
++i;
assert(i->first == 3);
assert(i->second == "three");
++i;
assert(i->first == 4);
assert(i->second == "four");
assert(c.hash_function() == test_hash<std::hash<int> >(8));
assert(c.key_eq() == test_compare<std::equal_to<int> >(9));
assert(c.get_allocator() ==
(test_allocator<std::pair<const int, std::string> >(5)));
assert(!c.empty());
assert(std::distance(c.begin(), c.end()) == c.size());
assert(std::distance(c.cbegin(), c.cend()) == c.size());
assert(fabs(c.load_factor() - (float)c.size()/c.bucket_count()) < FLT_EPSILON);
assert(c.max_load_factor() == 1);
}
#if __cplusplus >= 201103L
{
typedef std::unordered_multimap<int, std::string,
test_hash<std::hash<int> >,
test_compare<std::equal_to<int> >,
min_allocator<std::pair<const int, std::string> >
> C;
typedef std::pair<int, std::string> P;
P a[] =
{
P(1, "one"),
P(2, "two"),
P(3, "three"),
P(4, "four"),
P(1, "four"),
P(2, "four"),
};
C c0(a, a + sizeof(a)/sizeof(a[0]),
7,
test_hash<std::hash<int> >(8),
test_compare<std::equal_to<int> >(9),
min_allocator<std::pair<const int, std::string> >()
);
C c(c0, min_allocator<std::pair<const int, std::string> >());
assert(c.bucket_count() == 7);
assert(c.size() == 6);
C::const_iterator i = c.cbegin();
assert(i->first == 1);
assert(i->second == "one");
++i;
assert(i->first == 1);
assert(i->second == "four");
++i;
assert(i->first == 2);
assert(i->second == "two");
++i;
assert(i->first == 2);
assert(i->second == "four");
++i;
assert(i->first == 3);
assert(i->second == "three");
++i;
assert(i->first == 4);
assert(i->second == "four");
assert(c.hash_function() == test_hash<std::hash<int> >(8));
assert(c.key_eq() == test_compare<std::equal_to<int> >(9));
assert(c.get_allocator() ==
(min_allocator<std::pair<const int, std::string> >()));
assert(!c.empty());
assert(std::distance(c.begin(), c.end()) == c.size());
assert(std::distance(c.cbegin(), c.cend()) == c.size());
assert(fabs(c.load_factor() - (float)c.size()/c.bucket_count()) < FLT_EPSILON);
assert(c.max_load_factor() == 1);
}
#endif
}
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