85 lines
2.2 KiB
C++
85 lines
2.2 KiB
C++
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//===----------------------------------------------------------------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is dual licensed under the MIT and the University of Illinois Open
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// Source Licenses. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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// <unordered_set>
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// template <class Value, class Hash = hash<Value>, class Pred = equal_to<Value>,
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// class Alloc = allocator<Value>>
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// class unordered_multiset
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// size_type bucket_size(size_type n) const
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#ifdef _LIBCPP_DEBUG
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#define _LIBCPP_ASSERT(x, m) ((x) ? (void)0 : std::exit(0))
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#endif
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#include <unordered_set>
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#include <cassert>
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#include "../../min_allocator.h"
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int main()
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{
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{
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typedef std::unordered_multiset<int> C;
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typedef int P;
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P a[] =
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{
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P(1),
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P(2),
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P(3),
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P(4),
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P(1),
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P(2)
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};
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const C c(std::begin(a), std::end(a));
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assert(c.bucket_count() >= 7);
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assert(c.bucket_size(0) == 0);
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assert(c.bucket_size(1) == 2);
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assert(c.bucket_size(2) == 2);
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assert(c.bucket_size(3) == 1);
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assert(c.bucket_size(4) == 1);
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assert(c.bucket_size(5) == 0);
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assert(c.bucket_size(6) == 0);
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}
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#if __cplusplus >= 201103L
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{
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typedef std::unordered_multiset<int, std::hash<int>,
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std::equal_to<int>, min_allocator<int>> C;
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typedef int P;
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P a[] =
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{
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P(1),
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P(2),
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P(3),
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P(4),
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P(1),
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P(2)
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};
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const C c(std::begin(a), std::end(a));
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assert(c.bucket_count() >= 7);
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assert(c.bucket_size(0) == 0);
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assert(c.bucket_size(1) == 2);
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assert(c.bucket_size(2) == 2);
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assert(c.bucket_size(3) == 1);
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assert(c.bucket_size(4) == 1);
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assert(c.bucket_size(5) == 0);
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assert(c.bucket_size(6) == 0);
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}
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#endif
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#if _LIBCPP_DEBUG_LEVEL >= 1
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{
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typedef std::unordered_multiset<int> C;
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C c;
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C::size_type i = c.bucket_size(3);
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assert(false);
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}
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#endif
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}
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