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 |
9 | // replace BOOST_IOSTREAMS_RESTRICT with BOOST_IOSTREAMS_RESTRICT here, since that |
10 | // would interfere with the oepration of the header |
11 | // <boost/iostreams/restrict.hpp> |
12 | #include <iostream> |
13 | |
14 | #if defined(BOOST_IOSTREAMS_RESTRICT_USE_SLICE) |
15 | # include <boost/iostreams/slice.hpp> |
16 | # define BOOST_IOSTREAMS_RESTRICT slice |
17 | #else |
18 | # include <boost/iostreams/restrict.hpp> |
19 | # define BOOST_IOSTREAMS_RESTRICT restrict |
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(c: 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(out&: f, len: padding); |
63 | const char* buf = narrow_data(); |
64 | for (int z = 0; z < data_reps; ++z) |
65 | f.write(s: buf, n: data_length()); |
66 | if (!half_open) |
67 | write_padding(out&: f, len: 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(x: pad_char); |
76 | const char* buf = narrow_data(); |
77 | for (int w = 0; w < data_reps; ++w) |
78 | insert(position: end(), first: buf, last: buf + data_length()); |
79 | if (!half_open) |
80 | for (int x = 0; x < padding; ++x) |
81 | push_back(x: 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(out&: f, len: 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(c: (char) std::toupper(c: buf[w])); |
96 | if (!half_open) |
97 | write_padding(out&: f, len: 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(out&: f, len: 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(c: (char) std::tolower(c: buf[w])); |
112 | if (!half_open) |
113 | write_padding(out&: f, len: 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: 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( |
141 | BOOST_IOSTREAMS_RESTRICT(t: file_source(src1.name(), in_mode), off, len)); |
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( |
155 | BOOST_IOSTREAMS_RESTRICT(t: file_source(src1.name(), in_mode), off, len)); |
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( |
168 | BOOST_IOSTREAMS_RESTRICT(t: file_source(src1.name(), in_mode), off)); |
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( |
182 | BOOST_IOSTREAMS_RESTRICT(t: file_source(src1.name(), in_mode), off)); |
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(); |
200 | filtering_istream second(BOOST_IOSTREAMS_RESTRICT(t: array_src, off, len)); |
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; |
212 | filtering_istream second(BOOST_IOSTREAMS_RESTRICT(t: array_src, off)); |
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; |
228 | first.push(BOOST_IOSTREAMS_RESTRICT(t: toupper_filter(), off, len)); |
229 | first.push(t: 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; |
243 | first.push(BOOST_IOSTREAMS_RESTRICT(t: toupper_filter(), off, len)); |
244 | first.push(t: 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; |
257 | first.push(BOOST_IOSTREAMS_RESTRICT(t: toupper_filter(), off)); |
258 | first.push(t: 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; |
272 | first.push(BOOST_IOSTREAMS_RESTRICT(t: toupper_filter(), off)); |
273 | first.push(t: 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( |
291 | BOOST_IOSTREAMS_RESTRICT(t: file(dest1.name(), BOOST_IOS::binary), off, len)); |
292 | write_data_in_chunks(os&: 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 |
308 | (BOOST_IOSTREAMS_RESTRICT(t: file(dest1.name(), BOOST_IOS::binary), off, len)); |
309 | write_data_in_chunks(os&: 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 |
324 | (BOOST_IOSTREAMS_RESTRICT(t: file(dest1.name(), BOOST_IOS::binary), off)); |
325 | write_data_in_chunks(os&: 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 |
341 | (BOOST_IOSTREAMS_RESTRICT(t: file(dest1.name(), BOOST_IOS::binary), off)); |
342 | write_data_in_chunks(os&: 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()); |
364 | filtering_ostream out(BOOST_IOSTREAMS_RESTRICT(t: array, off, len)); |
365 | write_data_in_chunks(os&: 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()); |
379 | filtering_ostream out(BOOST_IOSTREAMS_RESTRICT(t: array, off)); |
380 | write_data_in_chunks(os&: 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; |
397 | out.push(BOOST_IOSTREAMS_RESTRICT(t: tolower_seekable_filter(), off, len)); |
398 | out.push(t: file(dest1.name(), BOOST_IOS::binary)); |
399 | write_data_in_chunks(os&: 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; |
415 | out.push(BOOST_IOSTREAMS_RESTRICT(t: tolower_seekable_filter(), off, len)); |
416 | out.push(t: file(dest1.name(), BOOST_IOS::binary)); |
417 | write_data_in_chunks(os&: 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; |
432 | out.push(BOOST_IOSTREAMS_RESTRICT(t: tolower_seekable_filter(), off)); |
433 | out.push(t: file(dest1.name(), BOOST_IOS::binary)); |
434 | write_data_in_chunks(os&: 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; |
449 | out.push(BOOST_IOSTREAMS_RESTRICT(t: tolower_seekable_filter(), off)); |
450 | out.push(t: file(dest1.name(), BOOST_IOS::binary)); |
451 | write_data_in_chunks(os&: 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( |
469 | BOOST_IOSTREAMS_RESTRICT(t: file(src.name(), BOOST_IOS::binary), off, len)); |
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( |
480 | BOOST_IOSTREAMS_RESTRICT(t: file(src.name(), BOOST_IOS::binary), off)); |
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()); |
496 | filtering_stream<seekable> io(BOOST_IOSTREAMS_RESTRICT(t: ar, off, len)); |
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()); |
508 | filtering_stream<seekable> io(BOOST_IOSTREAMS_RESTRICT(t: ar, off)); |
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; |
524 | io.push(BOOST_IOSTREAMS_RESTRICT(t: identity_seekable_filter(), off, len)); |
525 | io.push(t: 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; |
536 | io.push(BOOST_IOSTREAMS_RESTRICT(t: identity_seekable_filter(), off)); |
537 | io.push(t: 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( |
552 | t: io::BOOST_IOSTREAMS_RESTRICT( |
553 | t: closable_device<input>(seq.new_operation(id: 1)), |
554 | off: 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( |
566 | t: io::BOOST_IOSTREAMS_RESTRICT( |
567 | t: closable_device<seekable>(seq.new_operation(id: 1)), |
568 | off: 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( |
580 | t: io::BOOST_IOSTREAMS_RESTRICT( |
581 | t: closable_device<direct_input>(seq.new_operation(id: 1)), |
582 | off: 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( |
594 | t: io::BOOST_IOSTREAMS_RESTRICT( |
595 | t: closable_device<direct_seekable>(seq.new_operation(id: 1)), |
596 | off: 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( |
611 | t: io::BOOST_IOSTREAMS_RESTRICT( |
612 | t: closable_filter<input>(seq.new_operation(id: 2)), |
613 | off: 0 |
614 | ) |
615 | ); |
616 | ch.push(t: closable_device<input>(seq.new_operation(id: 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( |
626 | t: io::BOOST_IOSTREAMS_RESTRICT( |
627 | t: closable_filter<seekable>(seq.new_operation(id: 1)), |
628 | off: 0 |
629 | ) |
630 | ); |
631 | ch.push(t: closable_device<seekable>(seq.new_operation(id: 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( |
642 | t: io::BOOST_IOSTREAMS_RESTRICT( |
643 | t: closable_filter<dual_use>( |
644 | seq.new_operation(id: 2), |
645 | dummy |
646 | ), |
647 | off: 0 |
648 | ) |
649 | ); |
650 | ch.push(t: closable_device<input>(seq.new_operation(id: 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( |
661 | t: io::BOOST_IOSTREAMS_RESTRICT( |
662 | t: closable_filter<dual_use>( |
663 | dummy, |
664 | seq.new_operation(id: 1) |
665 | ), |
666 | off: 0 |
667 | ) |
668 | ); |
669 | ch.push(t: closable_device<output>(seq.new_operation(id: 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 = |
678 | BOOST_TEST_SUITE(BOOST_STRINGIZE(BOOST_IOSTREAMS_RESTRICT) " test" ); |
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 | } |
691 | |