]>
Commit | Line | Data |
---|---|---|
4569a895 AT |
1 | // -*- C++ -*- |
2 | ||
7adcbafe | 3 | // Copyright (C) 2005-2022 Free Software Foundation, Inc. |
4569a895 AT |
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 | |
748086b7 | 8 | // Foundation; either version 3, or (at your option) any later |
4569a895 AT |
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 | |
748086b7 JJ |
17 | // along with this library; see the file COPYING3. If not see |
18 | // <http://www.gnu.org/licenses/>. | |
4569a895 | 19 | |
4569a895 AT |
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 erase_test.hpp | |
34 | * Contains a generic erase test. | |
35 | */ | |
36 | ||
37 | #ifndef PB_DS_ERASE_TEST_HPP | |
38 | #define PB_DS_ERASE_TEST_HPP | |
39 | ||
9f9900db BK |
40 | #include <iterator> |
41 | #include <testsuite_allocator.h> | |
4569a895 | 42 | #include <ext/pb_ds/detail/type_utils.hpp> |
4569a895 AT |
43 | #include <performance/io/xml_formatter.hpp> |
44 | #include <common_type/assoc/string_form.hpp> | |
4569a895 | 45 | |
5e11f978 | 46 | namespace __gnu_pbds |
4569a895 | 47 | { |
4569a895 AT |
48 | namespace test |
49 | { | |
4569a895 AT |
50 | template<typename It> |
51 | class erase_test | |
52 | { | |
53 | public: | |
3441f106 BK |
54 | erase_test(It ins_b, size_t ins_vn, size_t ins_vs, size_t ins_vm) |
55 | : m_ins_b(ins_b), m_ins_vn(ins_vn), m_ins_vs(ins_vs), m_ins_vm(ins_vm) | |
56 | { } | |
4569a895 AT |
57 | |
58 | template<typename Cntnr> | |
3441f106 BK |
59 | void |
60 | operator()(Cntnr); | |
4569a895 AT |
61 | |
62 | private: | |
3441f106 | 63 | erase_test(const erase_test&); |
4569a895 | 64 | |
3441f106 BK |
65 | const It m_ins_b; |
66 | const size_t m_ins_vn; | |
67 | const size_t m_ins_vs; | |
68 | const size_t m_ins_vm; | |
4569a895 AT |
69 | }; |
70 | ||
3441f106 | 71 | template<typename It> |
4569a895 AT |
72 | template<typename Cntnr> |
73 | void | |
3441f106 BK |
74 | erase_test<It>:: |
75 | operator()(Cntnr) | |
4569a895 | 76 | { |
3441f106 BK |
77 | typedef string_form<Cntnr> sform_type; |
78 | typedef xml_result_set_performance_formatter formatter_type; | |
79 | formatter_type res_set_fmt(sform_type::name(), sform_type::desc()); | |
4569a895 | 80 | |
3441f106 | 81 | for (size_t i = 0; m_ins_vn + i * m_ins_vs < m_ins_vm; ++i) |
4569a895 | 82 | { |
3441f106 | 83 | const size_t ins_size = m_ins_vn + i * m_ins_vs; |
4569a895 AT |
84 | |
85 | It ins_it_b = m_ins_b; | |
86 | It ins_it_e = m_ins_b; | |
87 | std::advance(ins_it_e, ins_size); | |
88 | ||
fc53a825 | 89 | typedef __gnu_test::tracker_allocator_counter counter_type; |
9f9900db | 90 | __gnu_test::tracker_allocator<char> alloc; |
f92ab29f | 91 | const size_t init_mem = counter_type::get_allocation_count() |
fc53a825 | 92 | - counter_type::get_deallocation_count(); |
4569a895 AT |
93 | Cntnr cntnr(ins_it_b, ins_it_e); |
94 | ||
95 | while (cntnr.size() > 1) | |
96 | cntnr.erase(*cntnr.begin()); | |
97 | ||
f92ab29f | 98 | const size_t final_mem = counter_type::get_allocation_count() |
fc53a825 | 99 | - counter_type::get_deallocation_count(); |
4569a895 | 100 | assert(final_mem > init_mem); |
4569a895 | 101 | const size_t delta_mem = final_mem - init_mem; |
4569a895 AT |
102 | res_set_fmt.add_res(ins_size, static_cast<double>(delta_mem)); |
103 | } | |
104 | } | |
4569a895 | 105 | } // namespace test |
5e11f978 | 106 | } // namespace __gnu_pbds |
4569a895 | 107 | |
3441f106 | 108 | #endif |
4569a895 | 109 |