| // -*- 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 pop_test.hpp |
| * Contains a generic pop test. |
| */ |
| |
| #ifndef PB_DS_POP_TEST_HPP |
| #define PB_DS_POP_TEST_HPP |
| |
| #include <iterator> |
| #include <testsuite_allocator.h> |
| #include <ext/pb_ds/detail/type_utils.hpp> |
| #include <performance/io/xml_formatter.hpp> |
| #include <common_type/priority_queue/string_form.hpp> |
| |
| namespace __gnu_pbds |
| { |
| namespace test |
| { |
| template<typename It> |
| class pop_test |
| { |
| public: |
| pop_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: |
| pop_test(const pop_test&); |
| |
| 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 |
| pop_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 ins_size = 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, ins_size); |
| |
| typedef __gnu_test::tracker_allocator_counter counter_type; |
| __gnu_test::tracker_allocator<char> alloc; |
| |
| const size_t init_mem = counter_type::get_allocation_count() |
| - counter_type::get_deallocation_count(); |
| Cntnr cntnr; |
| for (It ins_it = ins_it_b; ins_it != ins_it_e; ++ins_it) |
| cntnr.push(ins_it->first); |
| |
| while (cntnr.size() > 1) |
| cntnr.pop(); |
| |
| const size_t final_mem = counter_type::get_allocation_count() |
| - counter_type::get_deallocation_count(); |
| assert(final_mem > init_mem); |
| const size_t delta_mem = final_mem - init_mem; |
| res_set_fmt.add_res(ins_size, static_cast<double>(delta_mem)); |
| } |
| } |
| } // namespace test |
| } // namespace __gnu_pbds |
| |
| #endif |
| |