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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
// <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(size_type n, const hasher& hf, const key_equal& eql, const allocator_type& a);
#include <unordered_map>
#include <cassert>
#include "test_macros.h"
#include "../../../NotConstructible.h"
#include "../../../test_compare.h"
#include "../../../test_hash.h"
#include "test_allocator.h"
#include "min_allocator.h"
int main()
{
{
typedef std::unordered_multimap<NotConstructible, NotConstructible,
test_hash<std::hash<NotConstructible> >,
test_compare<std::equal_to<NotConstructible> >,
test_allocator<std::pair<const NotConstructible,
NotConstructible> >
> C;
C c(7,
test_hash<std::hash<NotConstructible> >(8),
test_compare<std::equal_to<NotConstructible> >(9),
test_allocator<std::pair<const NotConstructible, NotConstructible> >(10)
);
LIBCPP_ASSERT(c.bucket_count() == 7);
assert(c.hash_function() == test_hash<std::hash<NotConstructible> >(8));
assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >(9));
assert(c.get_allocator() ==
(test_allocator<std::pair<const NotConstructible, NotConstructible> >(10)));
assert(c.size() == 0);
assert(c.empty());
assert(std::distance(c.begin(), c.end()) == 0);
assert(c.load_factor() == 0);
assert(c.max_load_factor() == 1);
}
#if TEST_STD_VER >= 11
{
typedef std::unordered_multimap<NotConstructible, NotConstructible,
test_hash<std::hash<NotConstructible> >,
test_compare<std::equal_to<NotConstructible> >,
min_allocator<std::pair<const NotConstructible,
NotConstructible> >
> C;
C c(7,
test_hash<std::hash<NotConstructible> >(8),
test_compare<std::equal_to<NotConstructible> >(9),
min_allocator<std::pair<const NotConstructible, NotConstructible> >()
);
LIBCPP_ASSERT(c.bucket_count() == 7);
assert(c.hash_function() == test_hash<std::hash<NotConstructible> >(8));
assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >(9));
assert(c.get_allocator() ==
(min_allocator<std::pair<const NotConstructible, NotConstructible> >()));
assert(c.size() == 0);
assert(c.empty());
assert(std::distance(c.begin(), c.end()) == 0);
assert(c.load_factor() == 0);
assert(c.max_load_factor() == 1);
}
{
typedef explicit_allocator<std::pair<const NotConstructible, NotConstructible> > A;
typedef std::unordered_multimap<NotConstructible, NotConstructible,
test_hash<std::hash<NotConstructible> >,
test_compare<std::equal_to<NotConstructible> >,
A
> C;
C c(7,
test_hash<std::hash<NotConstructible> >(8),
test_compare<std::equal_to<NotConstructible> >(9),
A{}
);
LIBCPP_ASSERT(c.bucket_count() == 7);
assert(c.hash_function() == test_hash<std::hash<NotConstructible> >(8));
assert(c.key_eq() == test_compare<std::equal_to<NotConstructible> >(9));
assert(c.get_allocator() == A{});
assert(c.size() == 0);
assert(c.empty());
assert(std::distance(c.begin(), c.end()) == 0);
assert(c.load_factor() == 0);
assert(c.max_load_factor() == 1);
}
#endif
}
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