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// -*- C++ -*-
// Copyright (C) 2005, 2006, 2009 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/>.
// Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
// Permission to use, copy, modify, sell, and distribute this software
// is hereby granted without fee, provided that the above copyright
// notice appears in all copies, and that both that copyright notice
// and this permission notice appear in supporting documentation. None
// of the above authors, nor IBM Haifa Research Laboratories, make any
// representation about the suitability of this software for any
// purpose. It is provided "as is" without express or implied
// warranty.
/**
* @file insert_test.hpp
* Contains an insert performance test.
*/
#ifndef PB_DS_INSERT_TEST_HPP
#define PB_DS_INSERT_TEST_HPP
#include <performance/time/timing_test_base.hpp>
#include <ext/pb_ds/detail/type_utils.hpp>
#include <performance/io/xml_formatter.hpp>
#include <common_type/assoc/string_form.hpp>
#include <iterator>
namespace __gnu_pbds
{
namespace test
{
namespace detail
{
template<typename It, class Cntnr>
class insert_insert_functor
{
public:
insert_insert_functor(It ins_it_b, It ins_it_e)
: m_ins_it_b(ins_it_b), m_ins_it_e(ins_it_e)
{ }
void
operator()(std::size_t resolution)
{
for (std::size_t i = 0; i < resolution; ++i)
{
Cntnr cntnr;
for (It ins_it = m_ins_it_b; ins_it != m_ins_it_e; ++ins_it)
cntnr.insert((typename Cntnr::const_reference)(*ins_it));
}
}
private:
const It m_ins_it_b;
const It m_ins_it_e;
};
} // namespace detail
template<typename It>
class insert_test : private __gnu_pbds::test::detail::timing_test_base
{
public:
insert_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm)
: m_ins_b(ins_b), m_ins_vn(ins_vn), m_ins_vs(ins_vs), m_ins_vm(ins_vm)
{ }
template<typename Cntnr>
void
operator()(Cntnr);
private:
insert_test(const insert_test& );
template<typename Cntnr>
void
insert(Cntnr, It ins_it_b, It ins_it_e);
const It m_ins_b;
const size_t m_ins_vn;
const size_t m_ins_vs;
const size_t m_ins_vm;
};
template<typename It>
template<typename Cntnr>
void
insert_test<It>::
operator()(Cntnr)
{
typedef xml_result_set_performance_formatter formatter_type;
formatter_type res_set_fmt(string_form<Cntnr>::name(),
string_form<Cntnr>::desc());
for (size_t i = 0; m_ins_vn + i* m_ins_vs < m_ins_vm; ++i)
{
const size_t v = m_ins_vn + i* m_ins_vs;
It ins_it_b = m_ins_b;
It ins_it_e = m_ins_b;
std::advance(ins_it_e, v);
__gnu_pbds::test::detail::insert_insert_functor<It, Cntnr>
fn(ins_it_b, ins_it_e);
const double res =
__gnu_pbds::test::detail::timing_test_base::operator()(fn);
res_set_fmt.add_res(v, res / v);
}
}
template<typename It>
template<typename Cntnr>
void
insert_test<It>::
insert(Cntnr, It ins_it_b, It ins_it_e)
{
Cntnr cntnr;
for (It ins_it = ins_it_b; ins_it != ins_it_e; ++ins_it)
cntnr.insert((typename Cntnr::const_reference)(*ins_it));
}
} // namespace test
} // namespace __gnu_pbds
#endif
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