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// { dg-options "-std=gnu++11" }
// Copyright (C) 2010-2015 Free Software Foundation, Inc.
//
// This file is part of the GNU ISO C++ Library. This library is free
// software; you can redistribute it and/or modify it under the
// terms of the GNU General Public License as published by the
// Free Software Foundation; either version 3, or (at your option)
// any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License along
// with this library; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
// Single-element insert
#include <string>
#include <iterator>
#include <unordered_set>
#include <testsuite_hooks.h>
namespace
{
std::size_t
get_nb_bucket_elems(const std::unordered_multiset<std::string>& us)
{
std::size_t nb = 0;
for (std::size_t b = 0; b != us.bucket_count(); ++b)
nb += us.bucket_size(b);
return nb;
}
}
void test01()
{
bool test __attribute__((unused)) = true;
typedef std::unordered_multiset<std::string> Set;
Set s;
VERIFY(s.empty());
Set::iterator i = s.insert("abcde");
VERIFY( s.size() == 1 );
VERIFY( get_nb_bucket_elems(s) == 1 );
VERIFY(std::distance(s.begin(), s.end()) == 1);
VERIFY(i == s.begin());
VERIFY(*i == "abcde");
}
void test02()
{
bool test __attribute__((unused)) = true;
typedef std::unordered_multiset<std::string> Set;
Set s;
VERIFY(s.empty());
s.insert("abcde");
Set::iterator i = s.insert("abcde");
VERIFY(s.size() == 2);
VERIFY( get_nb_bucket_elems(s) == 2 );
VERIFY(std::distance(s.begin(), s.end()) == 2);
VERIFY(*i == "abcde");
Set::iterator i2 = s.begin();
++i2;
VERIFY(i == s.begin() || i == i2);
VERIFY(*(s.begin()) == "abcde" && *i2 == "abcde");
}
int main()
{
test01();
test02();
return 0;
}
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