libstdc++

bin_search_tree_/debug_fn_imps.hpp
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1 // -*- C++ -*-
2
3 // Copyright (C) 2005-2013 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 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
26
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
31 // of the above authors, nor IBM Haifa Research Laboratories, make any
32 // representation about the suitability of this software for any
33 // purpose. It is provided "as is" without express or implied
34 // warranty.
35
36 /**
37 * @file bin_search_tree_/debug_fn_imps.hpp
38 * Contains an implementation class for bin_search_tree_.
39 */
40
41 #ifdef _GLIBCXX_DEBUG
42
43 PB_DS_CLASS_T_DEC
44 void
45 PB_DS_CLASS_C_DEC::
46 assert_valid(const char* __file, int __line) const
47 {
48 structure_only_assert_valid(__file, __line);
49 assert_consistent_with_debug_base(__file, __line);
50 assert_size(__file, __line);
51 assert_iterators(__file, __line);
52 if (m_p_head->m_p_parent == 0)
53 {
54 PB_DS_DEBUG_VERIFY(m_size == 0);
55 }
56 else
57 {
58 PB_DS_DEBUG_VERIFY(m_size > 0);
59 }
60 }
61
62 PB_DS_CLASS_T_DEC
63 void
64 PB_DS_CLASS_C_DEC::
65 structure_only_assert_valid(const char* __file, int __line) const
66 {
67 PB_DS_DEBUG_VERIFY(m_p_head != 0);
68 if (m_p_head->m_p_parent == 0)
69 {
70 PB_DS_DEBUG_VERIFY(m_p_head->m_p_left == m_p_head);
71 PB_DS_DEBUG_VERIFY(m_p_head->m_p_right == m_p_head);
72 }
73 else
74 {
75 PB_DS_DEBUG_VERIFY(m_p_head->m_p_parent->m_p_parent == m_p_head);
76 PB_DS_DEBUG_VERIFY(m_p_head->m_p_left != m_p_head);
77 PB_DS_DEBUG_VERIFY(m_p_head->m_p_right != m_p_head);
78 }
79
80 if (m_p_head->m_p_parent != 0)
81 assert_node_consistent(m_p_head->m_p_parent, __file, __line);
82 assert_min(__file, __line);
83 assert_max(__file, __line);
84 }
85
86 PB_DS_CLASS_T_DEC
87 void
88 PB_DS_CLASS_C_DEC::
89 assert_node_consistent(const node_pointer p_nd,
90 const char* __file, int __line) const
91 {
92 assert_node_consistent_(p_nd, __file, __line);
93 }
94
95 PB_DS_CLASS_T_DEC
96 typename PB_DS_CLASS_C_DEC::node_consistent_t
97 PB_DS_CLASS_C_DEC::
98 assert_node_consistent_(const node_pointer p_nd,
99 const char* __file, int __line) const
100 {
101 if (p_nd == 0)
102 return (std::make_pair((const_pointer)0,(const_pointer)0));
103
104 assert_node_consistent_with_left(p_nd, __file, __line);
105 assert_node_consistent_with_right(p_nd, __file, __line);
106
107 const std::pair<const_pointer, const_pointer>
108 l_range = assert_node_consistent_(p_nd->m_p_left, __file, __line);
109
110 if (l_range.second != 0)
111 PB_DS_DEBUG_VERIFY(Cmp_Fn::operator()(PB_DS_V2F(*l_range.second),
112 PB_DS_V2F(p_nd->m_value)));
113
114 const std::pair<const_pointer, const_pointer>
115 r_range = assert_node_consistent_(p_nd->m_p_right, __file, __line);
116
117 if (r_range.first != 0)
118 PB_DS_DEBUG_VERIFY(Cmp_Fn::operator()(PB_DS_V2F(p_nd->m_value),
119 PB_DS_V2F(*r_range.first)));
120
121 return std::make_pair((l_range.first != 0) ? l_range.first : &p_nd->m_value,
122 (r_range.second != 0)? r_range.second : &p_nd->m_value);
123 }
124
125 PB_DS_CLASS_T_DEC
126 void
127 PB_DS_CLASS_C_DEC::
128 assert_node_consistent_with_left(const node_pointer p_nd,
129 const char* __file, int __line) const
130 {
131 if (p_nd->m_p_left == 0)
132 return;
133 PB_DS_DEBUG_VERIFY(p_nd->m_p_left->m_p_parent == p_nd);
134 PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(PB_DS_V2F(p_nd->m_value),
135 PB_DS_V2F(p_nd->m_p_left->m_value)));
136 }
137
138 PB_DS_CLASS_T_DEC
139 void
140 PB_DS_CLASS_C_DEC::
141 assert_node_consistent_with_right(const node_pointer p_nd,
142 const char* __file, int __line) const
143 {
144 if (p_nd->m_p_right == 0)
145 return;
146 PB_DS_DEBUG_VERIFY(p_nd->m_p_right->m_p_parent == p_nd);
147 PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(PB_DS_V2F(p_nd->m_p_right->m_value),
148 PB_DS_V2F(p_nd->m_value)));
149 }
150
151 PB_DS_CLASS_T_DEC
152 void
153 PB_DS_CLASS_C_DEC::
154 assert_min(const char* __file, int __line) const
155 {
156 assert_min_imp(m_p_head->m_p_parent, __file, __line);
157 }
158
159 PB_DS_CLASS_T_DEC
160 void
161 PB_DS_CLASS_C_DEC::
162 assert_min_imp(const node_pointer p_nd, const char* __file, int __line) const
163 {
164 if (p_nd == 0)
165 {
166 PB_DS_DEBUG_VERIFY(m_p_head->m_p_left == m_p_head);
167 return;
168 }
169
170 if (p_nd->m_p_left == 0)
171 {
172 PB_DS_DEBUG_VERIFY(p_nd == m_p_head->m_p_left);
173 return;
174 }
175 assert_min_imp(p_nd->m_p_left, __file, __line);
176 }
177
178 PB_DS_CLASS_T_DEC
179 void
180 PB_DS_CLASS_C_DEC::
181 assert_max(const char* __file, int __line) const
182 {
183 assert_max_imp(m_p_head->m_p_parent, __file, __line);
184 }
185
186 PB_DS_CLASS_T_DEC
187 void
188 PB_DS_CLASS_C_DEC::
189 assert_max_imp(const node_pointer p_nd,
190 const char* __file, int __line) const
191 {
192 if (p_nd == 0)
193 {
194 PB_DS_DEBUG_VERIFY(m_p_head->m_p_right == m_p_head);
195 return;
196 }
197
198 if (p_nd->m_p_right == 0)
199 {
200 PB_DS_DEBUG_VERIFY(p_nd == m_p_head->m_p_right);
201 return;
202 }
203
204 assert_max_imp(p_nd->m_p_right, __file, __line);
205 }
206
207 PB_DS_CLASS_T_DEC
208 void
209 PB_DS_CLASS_C_DEC::
210 assert_iterators(const char* __file, int __line) const
211 {
212 size_type iterated_num = 0;
213 const_iterator prev_it = end();
214 for (const_iterator it = begin(); it != end(); ++it)
215 {
216 ++iterated_num;
217 PB_DS_DEBUG_VERIFY(lower_bound(PB_DS_V2F(*it)).m_p_nd == it.m_p_nd);
218 const_iterator upper_bound_it = upper_bound(PB_DS_V2F(*it));
219 --upper_bound_it;
220 PB_DS_DEBUG_VERIFY(upper_bound_it.m_p_nd == it.m_p_nd);
221
222 if (prev_it != end())
223 PB_DS_DEBUG_VERIFY(Cmp_Fn::operator()(PB_DS_V2F(*prev_it),
224 PB_DS_V2F(*it)));
225 prev_it = it;
226 }
227
228 PB_DS_DEBUG_VERIFY(iterated_num == m_size);
229 size_type reverse_iterated_num = 0;
230 const_reverse_iterator reverse_prev_it = rend();
231 for (const_reverse_iterator reverse_it = rbegin(); reverse_it != rend();
232 ++reverse_it)
233 {
234 ++reverse_iterated_num;
235 PB_DS_DEBUG_VERIFY(lower_bound(
236 PB_DS_V2F(*reverse_it)).m_p_nd == reverse_it.m_p_nd);
237
238 const_iterator upper_bound_it = upper_bound(PB_DS_V2F(*reverse_it));
239 --upper_bound_it;
240 PB_DS_DEBUG_VERIFY(upper_bound_it.m_p_nd == reverse_it.m_p_nd);
241 if (reverse_prev_it != rend())
242 PB_DS_DEBUG_VERIFY(!Cmp_Fn::operator()(PB_DS_V2F(*reverse_prev_it),
243 PB_DS_V2F(*reverse_it)));
244 reverse_prev_it = reverse_it;
245 }
246 PB_DS_DEBUG_VERIFY(reverse_iterated_num == m_size);
247 }
248
249 PB_DS_CLASS_T_DEC
250 void
251 PB_DS_CLASS_C_DEC::
252 assert_consistent_with_debug_base(const char* __file, int __line) const
253 {
254 debug_base::check_size(m_size, __file, __line);
255 assert_consistent_with_debug_base(m_p_head->m_p_parent, __file, __line);
256 }
257
258 PB_DS_CLASS_T_DEC
259 void
260 PB_DS_CLASS_C_DEC::
261 assert_consistent_with_debug_base(const node_pointer p_nd,
262 const char* __file, int __line) const
263 {
264 if (p_nd == 0)
265 return;
266 debug_base::check_key_exists(PB_DS_V2F(p_nd->m_value), __file, __line);
267 assert_consistent_with_debug_base(p_nd->m_p_left, __file, __line);
268 assert_consistent_with_debug_base(p_nd->m_p_right, __file, __line);
269 }
270
271 PB_DS_CLASS_T_DEC
272 void
273 PB_DS_CLASS_C_DEC::
274 assert_size(const char* __file, int __line) const
275 { PB_DS_DEBUG_VERIFY(recursive_count(m_p_head->m_p_parent) == m_size); }
276
277 #endif