]>
Commit | Line | Data |
---|---|---|
1 | // -*- C++ -*- | |
2 | ||
3 | // Copyright (C) 2005-2014 Free Software Foundation, Inc. | |
4 | // | |
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 | |
9 | // version. | |
10 | ||
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. | |
15 | ||
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/>. | |
19 | ||
20 | ||
21 | // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL. | |
22 | ||
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 | |
30 | // warranty. | |
31 | ||
32 | /** | |
33 | * @file subscript_find_test.hpp | |
34 | * Contains a generic subscript_find_test test. | |
35 | */ | |
36 | ||
37 | #ifndef PB_DS_SUBSCRIPT_TEST_HPP | |
38 | #define PB_DS_SUBSCRIPT_TEST_HPP | |
39 | ||
40 | #include <performance/time/timing_test_base.hpp> | |
41 | #include <common_type/assoc/string_form.hpp> | |
42 | #include <iterator> | |
43 | ||
44 | namespace __gnu_pbds | |
45 | { | |
46 | namespace test | |
47 | { | |
48 | namespace detail | |
49 | { | |
50 | template<typename It, class Cntnr> | |
51 | class subscript_find_functor | |
52 | { | |
53 | public: | |
54 | subscript_find_functor(Cntnr& container, It fnd_it_b, It fnd_it_e) | |
55 | : m_r_container(container), m_fnd_it_b(fnd_it_b), m_fnd_it_e(fnd_it_e) | |
56 | { } | |
57 | ||
58 | void | |
59 | operator()(std::size_t resolution) | |
60 | { | |
61 | for (std::size_t i = 0; i < resolution; ++i) | |
62 | { | |
63 | It fnd_it = m_fnd_it_b; | |
64 | while (fnd_it != m_fnd_it_e) | |
65 | ++m_r_container[(fnd_it++)->first]; | |
66 | ++fnd_it; | |
67 | } | |
68 | } | |
69 | ||
70 | private: | |
71 | Cntnr& m_r_container; | |
72 | const It m_fnd_it_b; | |
73 | const It m_fnd_it_e; | |
74 | }; | |
75 | ||
76 | } // namespace detail | |
77 | ||
78 | template<typename It> | |
79 | class subscript_find_test : private __gnu_pbds::test::detail::timing_test_base | |
80 | { | |
81 | public: | |
82 | subscript_find_test(It ins_b, It b, size_t ins_vn, size_t ins_vs, | |
83 | size_t ins_vm, size_t vn, size_t vs, size_t vm) | |
84 | : m_ins_b(ins_b), m_fnd_b(b), m_ins_vn(ins_vn), m_ins_vs(ins_vs), | |
85 | m_ins_vm(ins_vm), m_fnd_vn(vn), m_fnd_vs(vs), m_fnd_vm(vm) | |
86 | { } | |
87 | ||
88 | template<typename Cntnr> | |
89 | void | |
90 | operator()(Cntnr); | |
91 | ||
92 | private: | |
93 | subscript_find_test(const subscript_find_test&); | |
94 | ||
95 | private: | |
96 | const It m_ins_b; | |
97 | const It m_fnd_b; | |
98 | const size_t m_ins_vn; | |
99 | const size_t m_ins_vs; | |
100 | const size_t m_ins_vm; | |
101 | const size_t m_fnd_vn; | |
102 | const size_t m_fnd_vs; | |
103 | const size_t m_fnd_vm; | |
104 | }; | |
105 | ||
106 | template<typename It> | |
107 | template<typename Cntnr> | |
108 | void | |
109 | subscript_find_test<It>:: | |
110 | operator()(Cntnr) | |
111 | { | |
112 | typedef xml_result_set_performance_formatter formatter_type; | |
113 | formatter_type res_set_fmt(string_form<Cntnr>::name(), | |
114 | string_form<Cntnr>::desc()); | |
115 | ||
116 | for (size_t i = 0; m_ins_vn + i* m_ins_vs < m_ins_vm; ++i) | |
117 | { | |
118 | const size_t v = m_ins_vn + i* m_ins_vs; | |
119 | const size_t fnd_size = m_fnd_vn + i* m_fnd_vs; | |
120 | ||
121 | It ins_it_b = m_ins_b; | |
122 | It ins_it_e = m_ins_b; | |
123 | std::advance(ins_it_e, v); | |
124 | ||
125 | Cntnr test_container(ins_it_b, ins_it_e); | |
126 | ||
127 | It fnd_it_b = m_fnd_b; | |
128 | It fnd_it_e = m_fnd_b; | |
129 | std::advance(fnd_it_e, fnd_size); | |
130 | ||
131 | __gnu_pbds::test::detail::subscript_find_functor<It, Cntnr> | |
132 | fn(test_container, fnd_it_b, fnd_it_e); | |
133 | ||
134 | const double res = | |
135 | __gnu_pbds::test::detail::timing_test_base::operator()(fn); | |
136 | ||
137 | res_set_fmt.add_res(v, res / fnd_size); | |
138 | } | |
139 | } | |
140 | } // namespace test | |
141 | } // namespace __gnu_pbds | |
142 | ||
143 | #endif | |
144 |