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7c673cae FG |
1 | // (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com) |
2 | // (C) Copyright 2005-2007 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 | // Allow this file to be used by slice_test.hpp. It is important not to | |
92f5a8d4 | 9 | // replace BOOST_IOSTREAMS_RESTRICT with BOOST_IOSTREAMS_RESTRICT here, since that |
7c673cae FG |
10 | // would interfere with the oepration of the header |
11 | // <boost/iostreams/restrict.hpp> | |
12 | #include <iostream> | |
13 | ||
92f5a8d4 | 14 | #if defined(BOOST_IOSTREAMS_RESTRICT_USE_SLICE) |
7c673cae | 15 | # include <boost/iostreams/slice.hpp> |
92f5a8d4 | 16 | # define BOOST_IOSTREAMS_RESTRICT slice |
7c673cae FG |
17 | #else |
18 | # include <boost/iostreams/restrict.hpp> | |
92f5a8d4 | 19 | # define BOOST_IOSTREAMS_RESTRICT restrict |
7c673cae FG |
20 | #endif |
21 | ||
22 | #include <algorithm> // equal. | |
23 | #include <cctype> | |
24 | #include <iterator> // back_inserter. | |
25 | #include <vector> | |
26 | #include <boost/iostreams/copy.hpp> | |
27 | #include <boost/iostreams/device/file.hpp> | |
28 | #include <boost/iostreams/device/null.hpp> | |
29 | #include <boost/iostreams/filtering_stream.hpp> | |
30 | #include <boost/test/test_tools.hpp> | |
31 | #include <boost/test/unit_test.hpp> | |
32 | #include "detail/closable.hpp" | |
33 | #include "detail/constants.hpp" | |
34 | #include "detail/filters.hpp" | |
35 | #include "detail/operation_sequence.hpp" | |
36 | #include "detail/sequence.hpp" | |
37 | #include "detail/temp_file.hpp" | |
38 | #include "detail/verification.hpp" | |
39 | ||
40 | using namespace std; | |
41 | using namespace boost::iostreams; | |
42 | using namespace boost::iostreams::test; | |
43 | using boost::unit_test::test_suite; | |
44 | namespace io = boost::iostreams; | |
45 | ||
46 | const char pad_char = '\n'; | |
47 | const int small_padding = 50; | |
48 | const int large_padding = default_device_buffer_size + 50; | |
49 | ||
50 | void write_padding(std::ofstream& out, int len) | |
51 | { | |
52 | for (int z = 0; z < len; ++z) | |
53 | out.put(pad_char); | |
54 | } | |
55 | ||
56 | struct restricted_test_file : public temp_file { | |
57 | restricted_test_file(int padding, bool half_open = false) | |
58 | { | |
59 | BOOST_IOS::openmode mode = | |
60 | BOOST_IOS::out | BOOST_IOS::binary; | |
61 | ::std::ofstream f(name().c_str(), mode); | |
62 | write_padding(f, padding); | |
63 | const char* buf = narrow_data(); | |
64 | for (int z = 0; z < data_reps; ++z) | |
65 | f.write(buf, data_length()); | |
66 | if (!half_open) | |
67 | write_padding(f, padding); | |
68 | } | |
69 | }; | |
70 | ||
71 | struct restricted_test_sequence : public std::vector<char> { | |
72 | restricted_test_sequence(int padding, bool half_open = false) | |
73 | { | |
74 | for (int z = 0; z < padding; ++z) | |
75 | push_back(pad_char); | |
76 | const char* buf = narrow_data(); | |
77 | for (int w = 0; w < data_reps; ++w) | |
78 | insert(end(), buf, buf + data_length()); | |
79 | if (!half_open) | |
80 | for (int x = 0; x < padding; ++x) | |
81 | push_back(pad_char); | |
82 | } | |
83 | }; | |
84 | ||
85 | struct restricted_uppercase_file : public temp_file { | |
86 | restricted_uppercase_file(int padding, bool half_open = false) | |
87 | { | |
88 | BOOST_IOS::openmode mode = | |
89 | BOOST_IOS::out | BOOST_IOS::binary; | |
90 | ::std::ofstream f(name().c_str(), mode); | |
91 | write_padding(f, padding); | |
92 | const char* buf = narrow_data(); | |
93 | for (int z = 0; z < data_reps; ++z) | |
94 | for (int w = 0; w < data_length(); ++w) | |
95 | f.put((char) std::toupper(buf[w])); | |
96 | if (!half_open) | |
97 | write_padding(f, padding); | |
98 | } | |
99 | }; | |
100 | ||
101 | struct restricted_lowercase_file : public temp_file { | |
102 | restricted_lowercase_file(int padding, bool half_open = false) | |
103 | { | |
104 | BOOST_IOS::openmode mode = | |
105 | BOOST_IOS::out | BOOST_IOS::binary; | |
106 | ::std::ofstream f(name().c_str(), mode); | |
107 | write_padding(f, padding); | |
108 | const char* buf = narrow_data(); | |
109 | for (int z = 0; z < data_reps; ++z) | |
110 | for (int w = 0; w < data_length(); ++w) | |
111 | f.put((char) std::tolower(buf[w])); | |
112 | if (!half_open) | |
113 | write_padding(f, padding); | |
114 | } | |
115 | }; | |
116 | ||
117 | // Can't have a restricted view of a non-seekble output filter. | |
118 | struct tolower_seekable_filter : public seekable_filter { | |
119 | typedef char char_type; | |
120 | struct category | |
121 | : output_seekable, | |
122 | filter_tag | |
123 | { }; | |
124 | template<typename Sink> | |
125 | bool put(Sink& s, char c) | |
126 | { return boost::iostreams::put(s, (char) std::tolower(c)); } | |
127 | ||
128 | template<typename Sink> | |
129 | std::streampos seek(Sink& s, stream_offset off, BOOST_IOS::seekdir way) | |
130 | { return boost::iostreams::seek(s, off, way); } | |
131 | }; | |
132 | ||
133 | void read_device() | |
134 | { | |
135 | { | |
136 | restricted_test_file src1(small_padding); | |
137 | test_file src2; | |
138 | stream_offset off = small_padding, | |
139 | len = data_reps * data_length(); | |
140 | filtering_istream first( | |
92f5a8d4 | 141 | BOOST_IOSTREAMS_RESTRICT(file_source(src1.name(), in_mode), off, len)); |
7c673cae FG |
142 | ifstream second(src2.name().c_str(), in_mode); |
143 | BOOST_CHECK_MESSAGE( | |
144 | compare_streams_in_chunks(first, second), | |
145 | "failed reading from restriction<Device> with small padding" | |
146 | ); | |
147 | } | |
148 | ||
149 | { | |
150 | restricted_test_file src1(large_padding); | |
151 | test_file src2; | |
152 | stream_offset off = large_padding, | |
153 | len = data_reps * data_length(); | |
154 | filtering_istream first( | |
92f5a8d4 | 155 | BOOST_IOSTREAMS_RESTRICT(file_source(src1.name(), in_mode), off, len)); |
7c673cae FG |
156 | ifstream second(src2.name().c_str(), in_mode); |
157 | BOOST_CHECK_MESSAGE( | |
158 | compare_streams_in_chunks(first, second), | |
159 | "failed reading from restriction<Device> with large padding" | |
160 | ); | |
161 | } | |
162 | ||
163 | { | |
164 | restricted_test_file src1(small_padding, true); | |
165 | test_file src2; | |
166 | stream_offset off = small_padding; | |
167 | filtering_istream first( | |
92f5a8d4 | 168 | BOOST_IOSTREAMS_RESTRICT(file_source(src1.name(), in_mode), off)); |
7c673cae FG |
169 | ifstream second(src2.name().c_str(), in_mode); |
170 | BOOST_CHECK_MESSAGE( | |
171 | compare_streams_in_chunks(first, second), | |
172 | "failed reading from half-open restriction<Device> " | |
173 | "with small padding" | |
174 | ); | |
175 | } | |
176 | ||
177 | { | |
178 | restricted_test_file src1(large_padding, true); | |
179 | test_file src2; | |
180 | stream_offset off = large_padding; | |
181 | filtering_istream first( | |
92f5a8d4 | 182 | BOOST_IOSTREAMS_RESTRICT(file_source(src1.name(), in_mode), off)); |
7c673cae FG |
183 | ifstream second(src2.name().c_str(), in_mode); |
184 | BOOST_CHECK_MESSAGE( | |
185 | compare_streams_in_chunks(first, second), | |
186 | "failed reading from half-open restriction<Device> " | |
187 | "with large padding" | |
188 | ); | |
189 | } | |
190 | } | |
191 | ||
192 | void read_direct_device() | |
193 | { | |
194 | { | |
195 | test_sequence<char> first; | |
196 | restricted_test_sequence src(small_padding); | |
197 | array_source array_src(&src[0], &src[0] + src.size()); | |
198 | stream_offset off = small_padding, | |
199 | len = data_reps * data_length(); | |
92f5a8d4 | 200 | filtering_istream second(BOOST_IOSTREAMS_RESTRICT(array_src, off, len)); |
7c673cae FG |
201 | BOOST_CHECK_MESSAGE( |
202 | compare_container_and_stream(first, second), | |
203 | "failed reading from restriction<Direct>" | |
204 | ); | |
205 | } | |
206 | ||
207 | { | |
208 | test_sequence<char> first; | |
209 | restricted_test_sequence src(small_padding, true); | |
210 | array_source array_src(&src[0], &src[0] + src.size()); | |
211 | stream_offset off = small_padding; | |
92f5a8d4 | 212 | filtering_istream second(BOOST_IOSTREAMS_RESTRICT(array_src, off)); |
7c673cae FG |
213 | BOOST_CHECK_MESSAGE( |
214 | compare_container_and_stream(first, second), | |
215 | "failed reading from half-open restriction<Direct>" | |
216 | ); | |
217 | } | |
218 | } | |
219 | ||
220 | void read_filter() | |
221 | { | |
222 | { | |
223 | restricted_test_file src1(small_padding); | |
224 | uppercase_file src2; | |
225 | stream_offset off = small_padding, | |
226 | len = data_reps * data_length(); | |
227 | filtering_istream first; | |
92f5a8d4 | 228 | first.push(BOOST_IOSTREAMS_RESTRICT(toupper_filter(), off, len)); |
7c673cae FG |
229 | first.push(file_source(src1.name(), in_mode)); |
230 | ifstream second(src2.name().c_str(), in_mode); | |
231 | BOOST_CHECK_MESSAGE( | |
232 | compare_streams_in_chunks(first, second), | |
233 | "failed reading from restriction<Filter> with small padding" | |
234 | ); | |
235 | } | |
236 | ||
237 | { | |
238 | restricted_test_file src1(large_padding); | |
239 | uppercase_file src2; | |
240 | stream_offset off = large_padding, | |
241 | len = data_reps * data_length(); | |
242 | filtering_istream first; | |
92f5a8d4 | 243 | first.push(BOOST_IOSTREAMS_RESTRICT(toupper_filter(), off, len)); |
7c673cae FG |
244 | first.push(file_source(src1.name(), in_mode)); |
245 | ifstream second(src2.name().c_str(), in_mode); | |
246 | BOOST_CHECK_MESSAGE( | |
247 | compare_streams_in_chunks(first, second), | |
248 | "failed reading from restriction<Filter> with large padding" | |
249 | ); | |
250 | } | |
251 | ||
252 | { | |
253 | restricted_test_file src1(small_padding, true); | |
254 | uppercase_file src2; | |
255 | stream_offset off = small_padding; | |
256 | filtering_istream first; | |
92f5a8d4 | 257 | first.push(BOOST_IOSTREAMS_RESTRICT(toupper_filter(), off)); |
7c673cae FG |
258 | first.push(file_source(src1.name(), in_mode)); |
259 | ifstream second(src2.name().c_str(), in_mode); | |
260 | BOOST_CHECK_MESSAGE( | |
261 | compare_streams_in_chunks(first, second), | |
262 | "failed reading from half-open restriction<Filter> " | |
263 | "with small padding" | |
264 | ); | |
265 | } | |
266 | ||
267 | { | |
268 | restricted_test_file src1(large_padding, true); | |
269 | uppercase_file src2; | |
270 | stream_offset off = large_padding; | |
271 | filtering_istream first; | |
92f5a8d4 | 272 | first.push(BOOST_IOSTREAMS_RESTRICT(toupper_filter(), off)); |
7c673cae FG |
273 | first.push(file_source(src1.name(), in_mode)); |
274 | ifstream second(src2.name().c_str(), in_mode); | |
275 | BOOST_CHECK_MESSAGE( | |
276 | compare_streams_in_chunks(first, second), | |
277 | "failed reading from half-open restriction<Filter> " | |
278 | "with large padding" | |
279 | ); | |
280 | } | |
281 | } | |
282 | ||
283 | void write_device() | |
284 | { | |
285 | { | |
286 | restricted_uppercase_file dest1(small_padding); | |
287 | restricted_test_file dest2(small_padding); | |
288 | stream_offset off = small_padding, | |
289 | len = data_reps * data_length(); | |
290 | filtering_ostream out( | |
92f5a8d4 | 291 | BOOST_IOSTREAMS_RESTRICT(file(dest1.name(), BOOST_IOS::binary), off, len)); |
7c673cae FG |
292 | write_data_in_chunks(out); |
293 | out.reset(); | |
294 | ifstream first(dest1.name().c_str(), in_mode); | |
295 | ifstream second(dest2.name().c_str(), in_mode); | |
296 | BOOST_CHECK_MESSAGE( | |
297 | compare_streams_in_chunks(first, second), | |
298 | "failed writing to restriction<Device> with small padding" | |
299 | ); | |
300 | } | |
301 | ||
302 | { | |
303 | restricted_uppercase_file dest1(large_padding); | |
304 | restricted_test_file dest2(large_padding); | |
305 | stream_offset off = large_padding, | |
306 | len = data_reps * data_length(); | |
307 | filtering_ostream out | |
92f5a8d4 | 308 | (BOOST_IOSTREAMS_RESTRICT(file(dest1.name(), BOOST_IOS::binary), off, len)); |
7c673cae FG |
309 | write_data_in_chunks(out); |
310 | out.reset(); | |
311 | ifstream first(dest1.name().c_str(), in_mode); | |
312 | ifstream second(dest2.name().c_str(), in_mode); | |
313 | BOOST_CHECK_MESSAGE( | |
314 | compare_streams_in_chunks(first, second), | |
315 | "failed writing to restriction<Device> with large padding" | |
316 | ); | |
317 | } | |
318 | ||
319 | { | |
320 | restricted_uppercase_file dest1(small_padding, true); | |
321 | restricted_test_file dest2(small_padding, true); | |
322 | stream_offset off = small_padding; | |
323 | filtering_ostream out | |
92f5a8d4 | 324 | (BOOST_IOSTREAMS_RESTRICT(file(dest1.name(), BOOST_IOS::binary), off)); |
7c673cae FG |
325 | write_data_in_chunks(out); |
326 | out.reset(); | |
327 | ifstream first(dest1.name().c_str(), in_mode); | |
328 | ifstream second(dest2.name().c_str(), in_mode); | |
329 | BOOST_CHECK_MESSAGE( | |
330 | compare_streams_in_chunks(first, second), | |
331 | "failed writing to half-open restriction<Device> " | |
332 | "with small padding" | |
333 | ); | |
334 | } | |
335 | ||
336 | { | |
337 | restricted_uppercase_file dest1(large_padding, true); | |
338 | restricted_test_file dest2(large_padding, true); | |
339 | stream_offset off = large_padding; | |
340 | filtering_ostream out | |
92f5a8d4 | 341 | (BOOST_IOSTREAMS_RESTRICT(file(dest1.name(), BOOST_IOS::binary), off)); |
7c673cae FG |
342 | write_data_in_chunks(out); |
343 | out.reset(); | |
344 | ifstream first(dest1.name().c_str(), in_mode); | |
345 | ifstream second(dest2.name().c_str(), in_mode); | |
346 | BOOST_CHECK_MESSAGE( | |
347 | compare_streams_in_chunks(first, second), | |
348 | "failed writing to half-open restriction<Device> " | |
349 | "with large padding" | |
350 | ); | |
351 | } | |
352 | } | |
353 | ||
354 | void write_direct_device() | |
355 | { | |
356 | { | |
357 | vector<char> dest1( data_reps * data_length() + | |
358 | 2 * small_padding, | |
359 | '\n' ); | |
360 | restricted_test_sequence dest2(small_padding); | |
361 | stream_offset off = small_padding, | |
362 | len = data_reps * data_length(); | |
363 | array_sink array(&dest1[0], &dest1[0] + dest1.size()); | |
92f5a8d4 | 364 | filtering_ostream out(BOOST_IOSTREAMS_RESTRICT(array, off, len)); |
7c673cae FG |
365 | write_data_in_chunks(out); |
366 | out.reset(); | |
367 | BOOST_CHECK_MESSAGE( | |
368 | std::equal(dest1.begin(), dest1.end(), dest2.begin()), | |
369 | "failed writing to restriction<Direct>" | |
370 | ); | |
371 | } | |
372 | ||
373 | { | |
374 | vector<char> dest1( | |
375 | data_reps * data_length() + small_padding, '\n'); | |
376 | restricted_test_sequence dest2(small_padding, true); | |
377 | stream_offset off = small_padding; | |
378 | array_sink array(&dest1[0], &dest1[0] + dest1.size()); | |
92f5a8d4 | 379 | filtering_ostream out(BOOST_IOSTREAMS_RESTRICT(array, off)); |
7c673cae FG |
380 | write_data_in_chunks(out); |
381 | out.reset(); | |
382 | BOOST_CHECK_MESSAGE( | |
383 | std::equal(dest1.begin(), dest1.end(), dest2.begin()), | |
384 | "failed writing to half-open restriction<Direct>" | |
385 | ); | |
386 | } | |
387 | } | |
388 | ||
389 | void write_filter() | |
390 | { | |
391 | { | |
392 | restricted_test_file dest1(small_padding); | |
393 | restricted_lowercase_file dest2(small_padding); | |
394 | stream_offset off = small_padding, | |
395 | len = data_reps * data_length(); | |
396 | filtering_ostream out; | |
92f5a8d4 | 397 | out.push(BOOST_IOSTREAMS_RESTRICT(tolower_seekable_filter(), off, len)); |
7c673cae FG |
398 | out.push(file(dest1.name(), BOOST_IOS::binary)); |
399 | write_data_in_chunks(out); | |
400 | out.reset(); | |
401 | ifstream first(dest1.name().c_str(), in_mode); | |
402 | ifstream second(dest2.name().c_str(), in_mode); | |
403 | BOOST_CHECK_MESSAGE( | |
404 | compare_streams_in_chunks(first, second), | |
405 | "failed writing to restriction<Filter> with small padding" | |
406 | ); | |
407 | } | |
408 | ||
409 | { | |
410 | restricted_test_file dest1(large_padding); | |
411 | restricted_lowercase_file dest2(large_padding); | |
412 | stream_offset off = large_padding, | |
413 | len = data_reps * data_length(); | |
414 | filtering_ostream out; | |
92f5a8d4 | 415 | out.push(BOOST_IOSTREAMS_RESTRICT(tolower_seekable_filter(), off, len)); |
7c673cae FG |
416 | out.push(file(dest1.name(), BOOST_IOS::binary)); |
417 | write_data_in_chunks(out); | |
418 | out.reset(); | |
419 | ifstream first(dest1.name().c_str(), in_mode); | |
420 | ifstream second(dest2.name().c_str(), in_mode); | |
421 | BOOST_CHECK_MESSAGE( | |
422 | compare_streams_in_chunks(first, second), | |
423 | "failed writing to restriction<Filter> with large padding" | |
424 | ); | |
425 | } | |
426 | ||
427 | { | |
428 | restricted_test_file dest1(small_padding, true); | |
429 | restricted_lowercase_file dest2(small_padding, true); | |
430 | stream_offset off = small_padding; | |
431 | filtering_ostream out; | |
92f5a8d4 | 432 | out.push(BOOST_IOSTREAMS_RESTRICT(tolower_seekable_filter(), off)); |
7c673cae FG |
433 | out.push(file(dest1.name(), BOOST_IOS::binary)); |
434 | write_data_in_chunks(out); | |
435 | out.reset(); | |
436 | ifstream first(dest1.name().c_str(), in_mode); | |
437 | ifstream second(dest2.name().c_str(), in_mode); | |
438 | BOOST_CHECK_MESSAGE( | |
439 | compare_streams_in_chunks(first, second), | |
440 | "failed writing to restriction<Filter> with small padding" | |
441 | ); | |
442 | } | |
443 | ||
444 | { | |
445 | restricted_test_file dest1(large_padding, true); | |
446 | restricted_lowercase_file dest2(large_padding, true); | |
447 | stream_offset off = large_padding; | |
448 | filtering_ostream out; | |
92f5a8d4 | 449 | out.push(BOOST_IOSTREAMS_RESTRICT(tolower_seekable_filter(), off)); |
7c673cae FG |
450 | out.push(file(dest1.name(), BOOST_IOS::binary)); |
451 | write_data_in_chunks(out); | |
452 | out.reset(); | |
453 | ifstream first(dest1.name().c_str(), in_mode); | |
454 | ifstream second(dest2.name().c_str(), in_mode); | |
455 | BOOST_CHECK_MESSAGE( | |
456 | compare_streams_in_chunks(first, second), | |
457 | "failed writing to restriction<Filter> with large padding" | |
458 | ); | |
459 | } | |
460 | } | |
461 | ||
462 | void seek_device() | |
463 | { | |
464 | { | |
465 | restricted_test_file src(large_padding); | |
466 | stream_offset off = large_padding, | |
467 | len = data_reps * data_length(); | |
468 | filtering_stream<seekable> io( | |
92f5a8d4 | 469 | BOOST_IOSTREAMS_RESTRICT(file(src.name(), BOOST_IOS::binary), off, len)); |
7c673cae FG |
470 | BOOST_CHECK_MESSAGE( |
471 | test_seekable_in_chunks(io), | |
472 | "failed seeking within restriction<Device>" | |
473 | ); | |
474 | } | |
475 | ||
476 | { | |
477 | restricted_test_file src(large_padding, true); | |
478 | stream_offset off = large_padding; | |
479 | filtering_stream<seekable> io( | |
92f5a8d4 | 480 | BOOST_IOSTREAMS_RESTRICT(file(src.name(), BOOST_IOS::binary), off)); |
7c673cae FG |
481 | BOOST_CHECK_MESSAGE( |
482 | test_seekable_in_chunks(io), | |
483 | "failed seeking within half-open restriction<Device>" | |
484 | ); | |
485 | } | |
486 | } | |
487 | ||
488 | void seek_direct_device() | |
489 | { | |
490 | { | |
491 | vector<char> src( | |
492 | data_reps * data_length() + 2 * small_padding, '\n'); | |
493 | stream_offset off = small_padding, | |
494 | len = data_reps * data_length(); | |
495 | io::array ar(&src[0], &src[0] + src.size()); | |
92f5a8d4 | 496 | filtering_stream<seekable> io(BOOST_IOSTREAMS_RESTRICT(ar, off, len)); |
7c673cae FG |
497 | BOOST_CHECK_MESSAGE( |
498 | test_seekable_in_chars(io), | |
499 | "failed seeking within restriction<Direct> with small padding" | |
500 | ); | |
501 | } | |
502 | ||
503 | { | |
504 | vector<char> src( | |
505 | data_reps * data_length() + small_padding, '\n'); | |
506 | stream_offset off = small_padding; | |
507 | io::array ar(&src[0], &src[0] + src.size()); | |
92f5a8d4 | 508 | filtering_stream<seekable> io(BOOST_IOSTREAMS_RESTRICT(ar, off)); |
7c673cae FG |
509 | BOOST_CHECK_MESSAGE( |
510 | test_seekable_in_chars(io), | |
511 | "failed seeking within half-open restriction<Direct> " | |
512 | "with small padding" | |
513 | ); | |
514 | } | |
515 | } | |
516 | ||
517 | void seek_filter() | |
518 | { | |
519 | { | |
520 | restricted_test_file src(small_padding); | |
521 | stream_offset off = large_padding, | |
522 | len = data_reps * data_length(); | |
523 | filtering_stream<seekable> io; | |
92f5a8d4 | 524 | io.push(BOOST_IOSTREAMS_RESTRICT(identity_seekable_filter(), off, len)); |
7c673cae FG |
525 | io.push(file(src.name(), BOOST_IOS::binary)); |
526 | BOOST_CHECK_MESSAGE( | |
527 | test_seekable_in_chars(io), | |
528 | "failed seeking within restriction<Device>" | |
529 | ); | |
530 | } | |
531 | ||
532 | { | |
533 | restricted_test_file src(small_padding, true); | |
534 | stream_offset off = large_padding; | |
535 | filtering_stream<seekable> io; | |
92f5a8d4 | 536 | io.push(BOOST_IOSTREAMS_RESTRICT(identity_seekable_filter(), off)); |
7c673cae FG |
537 | io.push(file(src.name(), BOOST_IOS::binary)); |
538 | BOOST_CHECK_MESSAGE( | |
539 | test_seekable_in_chars(io), | |
540 | "failed seeking within half-open restriction<Device>" | |
541 | ); | |
542 | } | |
543 | } | |
544 | ||
545 | void close_device() | |
546 | { | |
547 | // Restrict a source | |
548 | { | |
549 | operation_sequence seq; | |
550 | chain<input> ch; | |
551 | ch.push( | |
92f5a8d4 | 552 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
553 | closable_device<input>(seq.new_operation(1)), |
554 | 0 | |
555 | ) | |
556 | ); | |
557 | BOOST_CHECK_NO_THROW(ch.reset()); | |
558 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
559 | } | |
560 | ||
561 | // Restrict a seekable device | |
562 | { | |
563 | operation_sequence seq; | |
564 | chain<seekable> ch; | |
565 | ch.push( | |
92f5a8d4 | 566 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
567 | closable_device<seekable>(seq.new_operation(1)), |
568 | 0 | |
569 | ) | |
570 | ); | |
571 | BOOST_CHECK_NO_THROW(ch.reset()); | |
572 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
573 | } | |
574 | ||
575 | // Restrict a direct source | |
576 | { | |
577 | operation_sequence seq; | |
578 | chain<input> ch; | |
579 | ch.push( | |
92f5a8d4 | 580 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
581 | closable_device<direct_input>(seq.new_operation(1)), |
582 | 0 | |
583 | ) | |
584 | ); | |
585 | BOOST_CHECK_NO_THROW(ch.reset()); | |
586 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
587 | } | |
588 | ||
589 | // Restrict a direct seekable device | |
590 | { | |
591 | operation_sequence seq; | |
592 | chain<seekable> ch; | |
593 | ch.push( | |
92f5a8d4 | 594 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
595 | closable_device<direct_seekable>(seq.new_operation(1)), |
596 | 0 | |
597 | ) | |
598 | ); | |
599 | BOOST_CHECK_NO_THROW(ch.reset()); | |
600 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
601 | } | |
602 | } | |
603 | ||
604 | void close_filter() | |
605 | { | |
606 | // Restrict an input filter | |
607 | { | |
608 | operation_sequence seq; | |
609 | chain<input> ch; | |
610 | ch.push( | |
92f5a8d4 | 611 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
612 | closable_filter<input>(seq.new_operation(2)), |
613 | 0 | |
614 | ) | |
615 | ); | |
616 | ch.push(closable_device<input>(seq.new_operation(1))); | |
617 | BOOST_CHECK_NO_THROW(ch.reset()); | |
618 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
619 | } | |
620 | ||
621 | // Restrict a seekable filter | |
622 | { | |
623 | operation_sequence seq; | |
624 | chain<seekable> ch; | |
625 | ch.push( | |
92f5a8d4 | 626 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
627 | closable_filter<seekable>(seq.new_operation(1)), |
628 | 0 | |
629 | ) | |
630 | ); | |
631 | ch.push(closable_device<seekable>(seq.new_operation(2))); | |
632 | BOOST_CHECK_NO_THROW(ch.reset()); | |
633 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
634 | } | |
635 | ||
636 | // Restrict a dual_use filter for input | |
637 | { | |
638 | operation_sequence seq; | |
639 | chain<input> ch; | |
640 | operation dummy; | |
641 | ch.push( | |
92f5a8d4 | 642 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
643 | closable_filter<dual_use>( |
644 | seq.new_operation(2), | |
645 | dummy | |
646 | ), | |
647 | 0 | |
648 | ) | |
649 | ); | |
650 | ch.push(closable_device<input>(seq.new_operation(1))); | |
651 | BOOST_CHECK_NO_THROW(ch.reset()); | |
652 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
653 | } | |
654 | ||
655 | // Restrict a dual_use filter for output | |
656 | { | |
657 | operation_sequence seq; | |
658 | chain<output> ch; | |
659 | operation dummy; | |
660 | ch.push( | |
92f5a8d4 | 661 | io::BOOST_IOSTREAMS_RESTRICT( |
7c673cae FG |
662 | closable_filter<dual_use>( |
663 | dummy, | |
664 | seq.new_operation(1) | |
665 | ), | |
666 | 0 | |
667 | ) | |
668 | ); | |
669 | ch.push(closable_device<output>(seq.new_operation(2))); | |
670 | BOOST_CHECK_NO_THROW(ch.reset()); | |
671 | BOOST_CHECK_OPERATION_SEQUENCE(seq); | |
672 | } | |
673 | } | |
674 | ||
675 | test_suite* init_unit_test_suite(int, char* []) | |
676 | { | |
677 | test_suite* test = | |
92f5a8d4 | 678 | BOOST_TEST_SUITE(BOOST_STRINGIZE(BOOST_IOSTREAMS_RESTRICT) " test"); |
7c673cae FG |
679 | test->add(BOOST_TEST_CASE(&read_device)); |
680 | test->add(BOOST_TEST_CASE(&read_direct_device)); | |
681 | test->add(BOOST_TEST_CASE(&read_filter)); | |
682 | test->add(BOOST_TEST_CASE(&write_device)); | |
683 | test->add(BOOST_TEST_CASE(&write_direct_device)); | |
684 | test->add(BOOST_TEST_CASE(&write_filter)); | |
685 | test->add(BOOST_TEST_CASE(&seek_device)); | |
686 | test->add(BOOST_TEST_CASE(&seek_direct_device)); | |
687 | test->add(BOOST_TEST_CASE(&close_device)); | |
688 | test->add(BOOST_TEST_CASE(&close_filter)); | |
689 | return test; | |
690 | } |