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1 | // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com) |
2 | // (C) Copyright 2004-2007 Jonathan Turkanis | |
3 | // Distributed under the Boost Software License, Version 1.0. (See accompanying | |
4 | // file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.) | |
5 | ||
6 | // See http://www.boost.org/libs/iostreams for documentation. | |
7 | ||
8 | ||
9 | #ifndef BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED | |
10 | #define BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED | |
11 | ||
12 | #include <iostream> | |
13 | #include <exception> | |
14 | #include <string> | |
15 | #include <string.h> | |
16 | #include <fstream> | |
17 | #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES | |
18 | # include <istream> | |
19 | # include <ostream> | |
20 | #else | |
21 | # include <iostream.h> | |
22 | #endif | |
23 | ||
24 | #include <boost/config.hpp> | |
25 | #include <boost/detail/workaround.hpp> | |
26 | #include <boost/iostreams/detail/char_traits.hpp> | |
27 | #include <boost/iostreams/detail/config/wide_streams.hpp> | |
28 | #include "./constants.hpp" | |
29 | ||
30 | // Must come last. | |
31 | #include <boost/iostreams/detail/config/disable_warnings.hpp> | |
32 | ||
33 | // Code generation bugs cause tests to fail with global optimization. | |
34 | #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) | |
35 | # pragma optimize("g", off) | |
36 | #endif | |
37 | ||
38 | // Included only by tests; no need to #undef. | |
39 | #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES | |
40 | # define BOOST_TEMPLATE_DECL template<typename Ch, typename Tr> | |
41 | # define BOOST_CHAR Ch | |
42 | # define BOOST_ISTREAM std::basic_istream<Ch, Tr> | |
43 | # define BOOST_OSTREAM std::basic_ostream<Ch, Tr> | |
44 | #else | |
45 | # define BOOST_TEMPLATE_DECL | |
46 | # define BOOST_CHAR char | |
47 | # define BOOST_ISTREAM std::istream | |
48 | # define BOOST_OSTREAM std::ostream | |
49 | #endif | |
50 | ||
51 | namespace boost { namespace iostreams { namespace test { | |
52 | ||
53 | BOOST_TEMPLATE_DECL | |
54 | bool compare_streams_in_chars(BOOST_ISTREAM& first, BOOST_ISTREAM& second) | |
55 | { | |
56 | for (int z = 0; z < data_reps; ++z) | |
57 | for (int w = 0; w < data_length(); ++w) | |
58 | if (first.eof() != second.eof() || first.get() != second.get()) | |
59 | return false; | |
60 | return true; | |
61 | } | |
62 | ||
63 | BOOST_TEMPLATE_DECL | |
64 | bool compare_streams_in_chunks(BOOST_ISTREAM& first, BOOST_ISTREAM& second) | |
65 | { | |
66 | int i = 0; | |
67 | do { | |
68 | BOOST_CHAR buf_one[chunk_size]; | |
69 | BOOST_CHAR buf_two[chunk_size]; | |
70 | first.read(buf_one, chunk_size); | |
71 | second.read(buf_two, chunk_size); | |
72 | std::streamsize amt = first.gcount(); | |
73 | if ( amt != static_cast<std::streamsize>(second.gcount()) || | |
74 | BOOST_IOSTREAMS_CHAR_TRAITS(BOOST_CHAR):: | |
b32b8144 | 75 | compare(buf_one, buf_two, static_cast<std::size_t>(amt)) != 0 ) |
7c673cae FG |
76 | return false; |
77 | ++i; | |
78 | } while (!first.eof()); | |
79 | return true; | |
80 | } | |
81 | ||
82 | bool compare_files(const std::string& first, const std::string& second) | |
83 | { | |
84 | using namespace std; | |
85 | ifstream one(first.c_str(), BOOST_IOS::in | BOOST_IOS::binary); | |
86 | ifstream two(second.c_str(), BOOST_IOS::in | BOOST_IOS::binary); | |
87 | return compare_streams_in_chunks(one, two); | |
88 | } | |
89 | ||
90 | #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES | |
91 | template<typename Container, typename Ch, typename Tr> | |
92 | #else | |
93 | template<typename Container> | |
94 | #endif | |
95 | bool compare_container_and_stream(Container& cnt, BOOST_ISTREAM& is) | |
96 | { | |
97 | typename Container::iterator first = cnt.begin(); | |
98 | typename Container::iterator last = cnt.end(); | |
99 | do { | |
100 | if ((first == last) != is.eof()) return false; | |
101 | if (first != last && *first++ != is.get()) return false; | |
102 | } while (first != last); | |
103 | return true; | |
104 | } | |
105 | ||
106 | template<typename Container> | |
107 | bool compare_container_and_file(Container& cnt, const std::string& file) | |
108 | { | |
109 | std::ifstream fstrm(file.c_str(), BOOST_IOS::in | BOOST_IOS::binary); | |
110 | return compare_container_and_stream(cnt, fstrm); | |
111 | } | |
112 | ||
113 | BOOST_TEMPLATE_DECL | |
114 | void write_data_in_chars(BOOST_OSTREAM& os) | |
115 | { | |
116 | for (int z = 0; z < data_reps; ++z) | |
117 | for (int w = 0; w < data_length(); ++w) | |
118 | os.put(detail::data((BOOST_CHAR*)0)[w]); | |
119 | os.flush(); | |
120 | } | |
121 | ||
122 | BOOST_TEMPLATE_DECL | |
123 | void write_data_in_chunks(BOOST_OSTREAM& os) | |
124 | { | |
125 | const BOOST_CHAR* buf = detail::data((BOOST_CHAR*)0); | |
126 | for (int z = 0; z < data_reps; ++z) | |
127 | os.write(buf, data_length()); | |
128 | os.flush(); | |
129 | } | |
130 | ||
131 | bool test_seekable_in_chars(std::iostream& io) | |
132 | { | |
133 | int i; // old 'for' scope workaround. | |
134 | ||
135 | // Test seeking with ios::cur | |
136 | for (i = 0; i < data_reps; ++i) { | |
137 | int j; | |
138 | for (j = 0; j < chunk_size; ++j) | |
139 | io.put(narrow_data()[j]); | |
140 | io.seekp(-chunk_size, BOOST_IOS::cur); | |
141 | for (j = 0; j < chunk_size; ++j) | |
142 | if (io.get() != narrow_data()[j]) | |
143 | return false; | |
b32b8144 | 144 | io.seekg(-chunk_size, BOOST_IOS::cur); |
7c673cae FG |
145 | for (j = 0; j < chunk_size; ++j) |
146 | io.put(narrow_data()[j]); | |
147 | } | |
148 | ||
149 | // Test seeking with ios::beg | |
150 | std::streamoff off = 0; | |
151 | io.seekp(0, BOOST_IOS::beg); | |
152 | for (i = 0; i < data_reps; ++i, off += chunk_size) { | |
153 | int j; | |
154 | for (j = 0; j < chunk_size; ++j) | |
155 | io.put(narrow_data()[j]); | |
156 | io.seekp(off, BOOST_IOS::beg); | |
157 | for (j = 0; j < chunk_size; ++j) | |
158 | if (io.get() != narrow_data()[j]) | |
159 | return false; | |
b32b8144 | 160 | io.seekg(off, BOOST_IOS::beg); |
7c673cae FG |
161 | for (j = 0; j < chunk_size; ++j) |
162 | io.put(narrow_data()[j]); | |
163 | } | |
164 | ||
165 | // Test seeking with ios::end | |
166 | io.seekp(0, BOOST_IOS::end); | |
167 | off = io.tellp(); | |
168 | io.seekp(-off, BOOST_IOS::end); | |
169 | for (i = 0; i < data_reps; ++i, off -= chunk_size) { | |
170 | int j; | |
171 | for (j = 0; j < chunk_size; ++j) | |
172 | io.put(narrow_data()[j]); | |
173 | io.seekp(-off, BOOST_IOS::end); | |
174 | for (j = 0; j < chunk_size; ++j) | |
175 | if (io.get() != narrow_data()[j]) | |
176 | return false; | |
b32b8144 | 177 | io.seekg(-off, BOOST_IOS::end); |
7c673cae FG |
178 | for (j = 0; j < chunk_size; ++j) |
179 | io.put(narrow_data()[j]); | |
180 | } | |
181 | return true; | |
182 | } | |
183 | ||
184 | bool test_seekable_in_chunks(std::iostream& io) | |
185 | { | |
186 | int i; // old 'for' scope workaround. | |
187 | ||
188 | // Test seeking with ios::cur | |
189 | for (i = 0; i < data_reps; ++i) { | |
190 | io.write(narrow_data(), chunk_size); | |
191 | io.seekp(-chunk_size, BOOST_IOS::cur); | |
192 | char buf[chunk_size]; | |
193 | io.read(buf, chunk_size); | |
194 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
195 | return false; | |
b32b8144 | 196 | io.seekg(-chunk_size, BOOST_IOS::cur); |
7c673cae FG |
197 | io.write(narrow_data(), chunk_size); |
198 | } | |
199 | ||
200 | // Test seeking with ios::beg | |
201 | std::streamoff off = 0; | |
202 | io.seekp(0, BOOST_IOS::beg); | |
203 | for (i = 0; i < data_reps; ++i, off += chunk_size) { | |
204 | io.write(narrow_data(), chunk_size); | |
205 | io.seekp(off, BOOST_IOS::beg); | |
206 | char buf[chunk_size]; | |
207 | io.read(buf, chunk_size); | |
208 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
209 | return false; | |
b32b8144 | 210 | io.seekg(off, BOOST_IOS::beg); |
7c673cae FG |
211 | io.write(narrow_data(), chunk_size); |
212 | } | |
213 | ||
214 | // Test seeking with ios::end | |
215 | io.seekp(0, BOOST_IOS::end); | |
216 | off = io.tellp(); | |
217 | io.seekp(-off, BOOST_IOS::end); | |
218 | for (i = 0; i < data_reps; ++i, off -= chunk_size) { | |
219 | io.write(narrow_data(), chunk_size); | |
220 | io.seekp(-off, BOOST_IOS::end); | |
221 | char buf[chunk_size]; | |
222 | io.read(buf, chunk_size); | |
223 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
224 | return false; | |
b32b8144 | 225 | io.seekg(-off, BOOST_IOS::end); |
7c673cae FG |
226 | io.write(narrow_data(), chunk_size); |
227 | } | |
228 | return true; | |
229 | } | |
230 | ||
231 | bool test_input_seekable(std::istream& io) | |
232 | { | |
233 | int i; // old 'for' scope workaround. | |
234 | ||
235 | // Test seeking with ios::cur | |
236 | for (i = 0; i < data_reps; ++i) { | |
237 | for (int j = 0; j < chunk_size; ++j) | |
238 | if (io.get() != narrow_data()[j]) | |
239 | return false; | |
240 | io.seekg(-chunk_size, BOOST_IOS::cur); | |
241 | char buf[chunk_size]; | |
242 | io.read(buf, chunk_size); | |
243 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
244 | return false; | |
245 | } | |
246 | ||
247 | // Test seeking with ios::beg | |
248 | std::streamoff off = 0; | |
249 | io.seekg(0, BOOST_IOS::beg); | |
250 | for (i = 0; i < data_reps; ++i, off += chunk_size) { | |
251 | for (int j = 0; j < chunk_size; ++j) | |
252 | if (io.get() != narrow_data()[j]) | |
253 | return false; | |
254 | io.seekg(off, BOOST_IOS::beg); | |
255 | char buf[chunk_size]; | |
256 | io.read(buf, chunk_size); | |
257 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
258 | return false; | |
259 | } | |
260 | ||
261 | // Test seeking with ios::end | |
262 | io.seekg(0, BOOST_IOS::end); | |
263 | off = io.tellg(); | |
264 | io.seekg(-off, BOOST_IOS::end); | |
265 | for (i = 0; i < data_reps; ++i, off -= chunk_size) { | |
266 | for (int j = 0; j < chunk_size; ++j) | |
267 | if (io.get() != narrow_data()[j]) | |
268 | return false; | |
269 | io.seekg(-off, BOOST_IOS::end); | |
270 | char buf[chunk_size]; | |
271 | io.read(buf, chunk_size); | |
272 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
273 | return false; | |
274 | } | |
275 | return true; | |
276 | } | |
277 | ||
278 | bool test_output_seekable(std::ostream& io) | |
279 | { | |
280 | int i; // old 'for' scope workaround. | |
281 | ||
282 | // Test seeking with ios::cur | |
283 | for (i = 0; i < data_reps; ++i) { | |
284 | for (int j = 0; j < chunk_size; ++j) | |
285 | io.put(narrow_data()[j]); | |
286 | io.seekp(-chunk_size, BOOST_IOS::cur); | |
287 | io.write(narrow_data(), chunk_size); | |
288 | } | |
289 | ||
290 | // Test seeking with ios::beg | |
291 | std::streamoff off = 0; | |
292 | io.seekp(0, BOOST_IOS::beg); | |
293 | for (i = 0; i < data_reps; ++i, off += chunk_size) { | |
294 | for (int j = 0; j < chunk_size; ++j) | |
295 | io.put(narrow_data()[j]); | |
296 | io.seekp(off, BOOST_IOS::beg); | |
297 | io.write(narrow_data(), chunk_size); | |
298 | } | |
299 | ||
300 | // Test seeking with ios::end | |
301 | io.seekp(0, BOOST_IOS::end); | |
302 | off = io.tellp(); | |
303 | io.seekp(-off, BOOST_IOS::end); | |
304 | for (i = 0; i < data_reps; ++i, off -= chunk_size) { | |
305 | for (int j = 0; j < chunk_size; ++j) | |
306 | io.put(narrow_data()[j]); | |
307 | io.seekp(-off, BOOST_IOS::end); | |
308 | io.write(narrow_data(), chunk_size); | |
309 | } | |
310 | return true; | |
311 | } | |
312 | ||
b32b8144 FG |
313 | bool test_dual_seekable(std::iostream& io) |
314 | { | |
315 | int i; // old 'for' scope workaround. | |
316 | ||
317 | // Test seeking with ios::cur | |
318 | for (i = 0; i < data_reps; ++i) { | |
319 | for (int j = 0; j < chunk_size; ++j) | |
320 | io.put(narrow_data()[j]); | |
321 | io.seekp(-chunk_size, BOOST_IOS::cur); | |
322 | for (int j = 0; j < chunk_size; ++j) | |
323 | if (io.get() != narrow_data()[j]) | |
324 | return false; | |
325 | io.seekg(-chunk_size, BOOST_IOS::cur); | |
326 | io.write(narrow_data(), chunk_size); | |
327 | char buf[chunk_size]; | |
328 | io.read(buf, chunk_size); | |
329 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
330 | return false; | |
331 | } | |
332 | ||
333 | // Test seeking with ios::beg | |
334 | std::streamoff off = 0; | |
335 | io.seekp(0, BOOST_IOS::beg); | |
336 | io.seekg(0, BOOST_IOS::beg); | |
337 | for (i = 0; i < data_reps; ++i, off += chunk_size) { | |
338 | for (int j = 0; j < chunk_size; ++j) | |
339 | io.put(narrow_data()[j]); | |
340 | io.seekp(off, BOOST_IOS::beg); | |
341 | for (int j = 0; j < chunk_size; ++j) | |
342 | if (io.get() != narrow_data()[j]) | |
343 | return false; | |
344 | io.seekg(off, BOOST_IOS::beg); | |
345 | io.write(narrow_data(), chunk_size); | |
346 | char buf[chunk_size]; | |
347 | io.read(buf, chunk_size); | |
348 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
349 | return false; | |
350 | } | |
351 | ||
352 | // Test seeking with ios::end | |
353 | io.seekp(0, BOOST_IOS::end); | |
354 | io.seekg(0, BOOST_IOS::end); | |
355 | off = io.tellp(); | |
356 | io.seekp(-off, BOOST_IOS::end); | |
357 | io.seekg(-off, BOOST_IOS::end); | |
358 | for (i = 0; i < data_reps; ++i, off -= chunk_size) { | |
359 | for (int j = 0; j < chunk_size; ++j) | |
360 | io.put(narrow_data()[j]); | |
361 | io.seekp(-off, BOOST_IOS::end); | |
362 | for (int j = 0; j < chunk_size; ++j) | |
363 | if (io.get() != narrow_data()[j]) | |
364 | return false; | |
365 | io.seekg(-off, BOOST_IOS::end); | |
366 | io.write(narrow_data(), chunk_size); | |
367 | char buf[chunk_size]; | |
368 | io.read(buf, chunk_size); | |
369 | if (strncmp(buf, narrow_data(), chunk_size) != 0) | |
370 | return false; | |
371 | } | |
372 | return true; | |
373 | } | |
374 | ||
7c673cae FG |
375 | } } } // End namespaces test, iostreams, boost. |
376 | ||
377 | #include <boost/iostreams/detail/config/enable_warnings.hpp> | |
378 | ||
379 | #if BOOST_WORKAROUND(BOOST_MSVC, < 1300) | |
380 | # pragma optimize("", on) | |
381 | #endif | |
382 | ||
383 | #endif // #ifndef BOOST_IOSTREAMS_TEST_VERIFICATION_HPP_INCLUDED |