3 // Copyright (C) 2005-2021 Free Software Foundation, Inc.
5 // This file is part of the GNU ISO C++ Library. This library is free
6 // software; you can redistribute it and/or modify it under the terms
7 // of the GNU General Public License as published by the Free Software
8 // Foundation; either version 3, or (at your option) any later
11 // This library is distributed in the hope that it will be useful, but
12 // WITHOUT ANY WARRANTY; without even the implied warranty of
13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 // General Public License for more details.
16 // You should have received a copy of the GNU General Public License
17 // along with this library; see the file COPYING3. If not see
18 // <http://www.gnu.org/licenses/>.
21 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
23 // Permission to use, copy, modify, sell, and distribute this software
24 // is hereby granted without fee, provided that the above copyright
25 // notice appears in all copies, and that both that copyright notice
26 // and this permission notice appear in supporting documentation. None
27 // of the above authors, nor IBM Haifa Research Laboratories, make any
28 // representation about the suitability of this software for any
29 // purpose. It is provided "as is" without express or implied
33 * @file tree_order_statistics_test.hpp
34 * Contains a test for order_statisticsing trees
37 #ifndef PB_DS_TREE_ORDER_STATISTICS_TEST_HPP
38 #define PB_DS_TREE_ORDER_STATISTICS_TEST_HPP
40 #include <performance/time/timing_test_base.hpp>
41 #include <performance/io/xml_formatter.hpp>
42 #include <common_type/assoc/string_form.hpp>
43 #include <ext/pb_ds/detail/type_utils.hpp>
53 template<typename Cntnr, bool Native>
54 class order_statistics_functor
57 order_statistics_functor(Cntnr& container) : m_r_container(container)
61 operator()(std::size_t resolution)
66 __gnu_pbds::test::detail::tree_supports_order_statistics<Cntnr>::value
69 PB_DS_STATIC_ASSERT(correct_type, support_detected);
71 for (std::size_t i = 0; i < resolution; ++i)
73 typename Cntnr::const_iterator it = m_r_container.begin();
74 typename Cntnr::const_iterator e = m_r_container.end();
75 const size_t max_size = m_r_container.size();
77 if (m_r_container.order_of_key(*(it++)) > max_size)
86 template<typename Cntnr>
87 class order_statistics_functor<Cntnr, false>
90 order_statistics_functor(Cntnr& container) : m_r_container(container)
94 operator()(std::size_t resolution)
96 for (std::size_t i = 0; i < resolution; ++i)
98 typedef typename Cntnr::const_iterator const_iterator;
99 const_iterator b = m_r_container.begin();
100 const_iterator e = m_r_container.end();
101 const_iterator it = b;
102 const size_t max_size = m_r_container.size();
105 const_iterator f_it = m_r_container.find(*(it++));
106 if (static_cast<size_t>(std::distance(b, f_it)) > max_size)
113 Cntnr& m_r_container;
115 } // namespace detail
117 template<bool Support_Order_Statistics>
118 class tree_order_statistics_test
119 : private __gnu_pbds::test::detail::timing_test_base
122 tree_order_statistics_test(size_t vn, size_t vs, size_t vm)
123 : m_vn(vn), m_vs(vs), m_vm(vm)
126 template<typename Cntnr>
131 tree_order_statistics_test(const tree_order_statistics_test& );
133 template<typename Cntnr>
135 order_statistics(Cntnr& r_container, __gnu_pbds::detail::true_type);
137 template<typename Cntnr>
139 order_statistics(Cntnr& r_container, __gnu_pbds::detail::false_type);
147 template<bool Support_Order_Statistics>
148 template<typename Cntnr>
150 tree_order_statistics_test<Support_Order_Statistics>::
153 typedef xml_result_set_performance_formatter formatter_type;
154 formatter_type res_set_fmt(string_form<Cntnr>::name(),
155 string_form<Cntnr>::desc());
157 for (size_t v = m_vn; v < m_vm; v += m_vs)
160 for (size_t ins = 0; ins < v; ++ ins)
161 cntnr.insert((typename Cntnr::value_type)ins);
163 __gnu_pbds::test::detail::order_statistics_functor<Cntnr, Support_Order_Statistics>
167 __gnu_pbds::test::detail::timing_test_base::operator()(fn);
169 res_set_fmt.add_res(v, res / v);
173 } // namespace __gnu_pbds