Commit | Line | Data |
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c9b3f44b JG |
1 | /* |
2 | * test_ctf_ir_ref.c | |
3 | * | |
4 | * CTF IR Reference Count test | |
5 | * | |
6 | * Copyright 2016 - Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
7 | * | |
8 | * This program is free software; you can redistribute it and/or modify | |
9 | * it under the terms of the GNU General Public License as published by | |
10 | * the Free Software Foundation; under version 2 of the License. | |
11 | * | |
12 | * This program is distributed in the hope that it will be useful, | |
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | * GNU General Public License for more details. | |
16 | * | |
17 | * You should have received a copy of the GNU General Public License along | |
18 | * with this program; if not, write to the Free Software Foundation, Inc., | |
19 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
20 | */ | |
21 | ||
22 | #include "tap/tap.h" | |
6271743c PP |
23 | #include <babeltrace/ctf-writer/writer.h> |
24 | #include <babeltrace/ctf-writer/stream.h> | |
25 | #include <babeltrace/ctf-writer/clock.h> | |
c9b3f44b | 26 | #include <babeltrace/ctf-ir/trace.h> |
6271743c | 27 | #include <babeltrace/ctf-writer/stream-class.h> |
c9b3f44b | 28 | #include <babeltrace/ctf-ir/stream.h> |
6271743c | 29 | #include <babeltrace/ctf-ir/fields.h> |
c9b3f44b | 30 | #include <babeltrace/ctf-ir/event.h> |
272df73e | 31 | #include <babeltrace/ctf-ir/event-class.h> |
c9b3f44b | 32 | #include <babeltrace/object-internal.h> |
6271743c | 33 | #include <babeltrace/compat/stdlib.h> |
c9b3f44b JG |
34 | #include <assert.h> |
35 | ||
8bbe269d MJ |
36 | #define NR_TESTS 41 |
37 | ||
c9b3f44b | 38 | struct user { |
6271743c | 39 | struct bt_ctf_writer *writer; |
c9b3f44b JG |
40 | struct bt_ctf_trace *tc; |
41 | struct bt_ctf_stream_class *sc; | |
42 | struct bt_ctf_event_class *ec; | |
6271743c PP |
43 | struct bt_ctf_stream *stream; |
44 | struct bt_ctf_event *event; | |
c9b3f44b JG |
45 | }; |
46 | ||
6271743c PP |
47 | const char *user_names[] = { |
48 | "writer", | |
49 | "trace", | |
50 | "stream class", | |
51 | "event class", | |
52 | "stream", | |
53 | "event", | |
54 | }; | |
55 | ||
56 | static const size_t USER_NR_ELEMENTS = sizeof(struct user) / sizeof(void *); | |
57 | ||
c9b3f44b JG |
58 | /** |
59 | * Returns a structure containing the following fields: | |
60 | * - uint8_t payload_8; | |
61 | * - uint16_t payload_16; | |
62 | * - uint32_t payload_32; | |
63 | */ | |
64 | static struct bt_ctf_field_type *create_integer_struct(void) | |
65 | { | |
66 | int ret; | |
67 | struct bt_ctf_field_type *structure = NULL; | |
68 | struct bt_ctf_field_type *ui8 = NULL, *ui16 = NULL, *ui32 = NULL; | |
69 | ||
70 | structure = bt_ctf_field_type_structure_create(); | |
71 | if (!structure) { | |
72 | goto error; | |
73 | } | |
74 | ||
75 | ui8 = bt_ctf_field_type_integer_create(8); | |
76 | if (!ui8) { | |
77 | diag("Failed to create uint8_t type"); | |
78 | goto error; | |
79 | } | |
80 | ret = bt_ctf_field_type_structure_add_field(structure, ui8, | |
81 | "payload_8"); | |
82 | if (ret) { | |
83 | diag("Failed to add uint8_t to structure"); | |
84 | goto error; | |
85 | } | |
86 | ui16 = bt_ctf_field_type_integer_create(16); | |
87 | if (!ui16) { | |
88 | diag("Failed to create uint16_t type"); | |
89 | goto error; | |
90 | } | |
91 | ret = bt_ctf_field_type_structure_add_field(structure, ui16, | |
92 | "payload_16"); | |
93 | if (ret) { | |
94 | diag("Failed to add uint16_t to structure"); | |
95 | goto error; | |
96 | } | |
97 | ui32 = bt_ctf_field_type_integer_create(32); | |
98 | if (!ui32) { | |
99 | diag("Failed to create uint32_t type"); | |
100 | goto error; | |
101 | } | |
102 | ret = bt_ctf_field_type_structure_add_field(structure, ui32, | |
103 | "payload_32"); | |
104 | if (ret) { | |
105 | diag("Failed to add uint32_t to structure"); | |
106 | goto error; | |
107 | } | |
108 | end: | |
109 | BT_PUT(ui8); | |
110 | BT_PUT(ui16); | |
111 | BT_PUT(ui32); | |
112 | return structure; | |
113 | error: | |
114 | BT_PUT(structure); | |
115 | goto end; | |
116 | } | |
117 | ||
118 | /** | |
119 | * A simple event has the following payload: | |
120 | * - uint8_t payload_8; | |
121 | * - uint16_t payload_16; | |
122 | * - uint32_t payload_32; | |
123 | */ | |
124 | static struct bt_ctf_event_class *create_simple_event(const char *name) | |
125 | { | |
126 | int ret; | |
127 | struct bt_ctf_event_class *event = NULL; | |
128 | struct bt_ctf_field_type *payload = NULL; | |
129 | ||
27f4d205 | 130 | assert(name); |
c9b3f44b JG |
131 | event = bt_ctf_event_class_create(name); |
132 | if (!event) { | |
133 | diag("Failed to create simple event"); | |
134 | goto error; | |
135 | } | |
136 | ||
137 | payload = create_integer_struct(); | |
138 | if (!payload) { | |
139 | diag("Failed to initialize integer structure"); | |
140 | goto error; | |
141 | } | |
142 | ||
143 | ret = bt_ctf_event_class_set_payload_type(event, payload); | |
144 | if (ret) { | |
145 | diag("Failed to set simple event payload"); | |
146 | goto error; | |
147 | } | |
148 | end: | |
149 | BT_PUT(payload); | |
150 | return event; | |
151 | error: | |
152 | BT_PUT(event); | |
153 | goto end;; | |
154 | } | |
155 | ||
156 | /** | |
157 | * A complex event has the following payload: | |
158 | * - uint8_t payload_8; | |
159 | * - uint16_t payload_16; | |
160 | * - uint32_t payload_32; | |
161 | * - struct payload_struct: | |
162 | * - uint8_t payload_8; | |
163 | * - uint16_t payload_16; | |
164 | * - uint32_t payload_32; | |
165 | */ | |
166 | static struct bt_ctf_event_class *create_complex_event(const char *name) | |
167 | { | |
168 | int ret; | |
169 | struct bt_ctf_event_class *event = NULL; | |
170 | struct bt_ctf_field_type *inner = NULL, *outer = NULL; | |
171 | ||
27f4d205 | 172 | assert(name); |
c9b3f44b JG |
173 | event = bt_ctf_event_class_create(name); |
174 | if (!event) { | |
175 | diag("Failed to create complex event"); | |
176 | goto error; | |
177 | } | |
178 | ||
27f4d205 | 179 | outer = create_integer_struct(); |
c9b3f44b JG |
180 | if (!outer) { |
181 | diag("Failed to initialize integer structure"); | |
182 | goto error; | |
183 | } | |
184 | ||
27f4d205 | 185 | inner = create_integer_struct(); |
c9b3f44b JG |
186 | if (!inner) { |
187 | diag("Failed to initialize integer structure"); | |
188 | goto error; | |
189 | } | |
190 | ||
191 | ret = bt_ctf_field_type_structure_add_field(outer, inner, | |
27f4d205 | 192 | "payload_struct"); |
c9b3f44b JG |
193 | if (ret) { |
194 | diag("Failed to add inner structure to outer structure"); | |
195 | goto error; | |
196 | } | |
197 | ||
198 | ret = bt_ctf_event_class_set_payload_type(event, outer); | |
199 | if (ret) { | |
200 | diag("Failed to set complex event payload"); | |
201 | goto error; | |
202 | } | |
203 | end: | |
204 | BT_PUT(inner); | |
205 | BT_PUT(outer); | |
206 | return event; | |
207 | error: | |
208 | BT_PUT(event); | |
209 | goto end;; | |
210 | } | |
211 | ||
212 | static struct bt_ctf_stream_class *create_sc1(void) | |
213 | { | |
214 | int ret; | |
215 | struct bt_ctf_event_class *ec1 = NULL, *ec2 = NULL; | |
216 | struct bt_ctf_stream_class *sc1 = NULL, *ret_stream = NULL; | |
217 | ||
218 | sc1 = bt_ctf_stream_class_create("sc1"); | |
219 | if (!sc1) { | |
220 | diag("Failed to create Stream Class"); | |
221 | goto error; | |
222 | } | |
223 | ||
224 | ec1 = create_complex_event("ec1"); | |
225 | if (!ec1) { | |
226 | diag("Failed to create complex event EC1"); | |
227 | goto error; | |
228 | } | |
229 | ret = bt_ctf_stream_class_add_event_class(sc1, ec1); | |
230 | if (ret) { | |
231 | diag("Failed to add EC1 to SC1"); | |
232 | goto error; | |
233 | } | |
234 | ||
235 | ec2 = create_simple_event("ec2"); | |
236 | if (!ec2) { | |
237 | diag("Failed to create simple event EC2"); | |
238 | goto error; | |
239 | } | |
240 | ret = bt_ctf_stream_class_add_event_class(sc1, ec2); | |
241 | if (ret) { | |
242 | diag("Failed to add EC1 to SC1"); | |
243 | goto error; | |
244 | } | |
245 | ||
246 | ret_stream = bt_ctf_event_class_get_stream_class(ec1); | |
247 | ok(ret_stream == sc1, "Get parent stream SC1 from EC1"); | |
248 | BT_PUT(ret_stream); | |
249 | ||
250 | ret_stream = bt_ctf_event_class_get_stream_class(ec2); | |
251 | ok(ret_stream == sc1, "Get parent stream SC1 from EC2"); | |
252 | end: | |
253 | BT_PUT(ret_stream); | |
254 | BT_PUT(ec1); | |
255 | BT_PUT(ec2); | |
256 | return sc1; | |
257 | error: | |
258 | BT_PUT(sc1); | |
27f4d205 | 259 | goto end; |
c9b3f44b JG |
260 | } |
261 | ||
262 | static struct bt_ctf_stream_class *create_sc2(void) | |
263 | { | |
264 | int ret; | |
265 | struct bt_ctf_event_class *ec3 = NULL; | |
266 | struct bt_ctf_stream_class *sc2 = NULL, *ret_stream = NULL; | |
267 | ||
268 | sc2 = bt_ctf_stream_class_create("sc2"); | |
269 | if (!sc2) { | |
270 | diag("Failed to create Stream Class"); | |
271 | goto error; | |
272 | } | |
273 | ||
274 | ec3 = create_simple_event("ec3"); | |
275 | if (!ec3) { | |
276 | diag("Failed to create simple event EC3"); | |
277 | goto error; | |
278 | } | |
279 | ret = bt_ctf_stream_class_add_event_class(sc2, ec3); | |
280 | if (ret) { | |
281 | diag("Failed to add EC3 to SC2"); | |
282 | goto error; | |
283 | } | |
284 | ||
285 | ret_stream = bt_ctf_event_class_get_stream_class(ec3); | |
286 | ok(ret_stream == sc2, "Get parent stream SC2 from EC3"); | |
287 | end: | |
288 | BT_PUT(ret_stream); | |
289 | BT_PUT(ec3); | |
290 | return sc2; | |
291 | error: | |
292 | BT_PUT(sc2); | |
27f4d205 | 293 | goto end; |
c9b3f44b JG |
294 | } |
295 | ||
296 | static struct bt_ctf_trace *create_tc1(void) | |
297 | { | |
298 | int ret; | |
299 | struct bt_ctf_trace *tc1 = NULL; | |
300 | struct bt_ctf_stream_class *sc1 = NULL, *sc2 = NULL; | |
301 | ||
27f4d205 | 302 | tc1 = bt_ctf_trace_create(); |
c9b3f44b JG |
303 | if (!tc1) { |
304 | diag("bt_ctf_trace_create returned NULL"); | |
305 | goto error; | |
306 | } | |
307 | ||
308 | sc1 = create_sc1(); | |
309 | ok(sc1, "Create SC1"); | |
310 | if (!sc1) { | |
311 | goto error; | |
312 | } | |
313 | ret = bt_ctf_trace_add_stream_class(tc1, sc1); | |
314 | ok(!ret, "Add SC1 to TC1"); | |
315 | if (ret) { | |
316 | goto error; | |
317 | } | |
318 | ||
319 | sc2 = create_sc2(); | |
320 | ok(sc2, "Create SC2"); | |
321 | if (!sc2) { | |
322 | goto error; | |
323 | } | |
324 | ret = bt_ctf_trace_add_stream_class(tc1, sc2); | |
325 | ok(!ret, "Add SC2 to TC1"); | |
326 | if (ret) { | |
327 | goto error; | |
328 | } | |
329 | end: | |
330 | BT_PUT(sc1); | |
331 | BT_PUT(sc2); | |
332 | return tc1; | |
333 | error: | |
334 | BT_PUT(tc1); | |
27f4d205 | 335 | goto end; |
c9b3f44b JG |
336 | } |
337 | ||
338 | static void init_weak_refs(struct bt_ctf_trace *tc, | |
339 | struct bt_ctf_trace **tc1, | |
340 | struct bt_ctf_stream_class **sc1, | |
341 | struct bt_ctf_stream_class **sc2, | |
342 | struct bt_ctf_event_class **ec1, | |
343 | struct bt_ctf_event_class **ec2, | |
344 | struct bt_ctf_event_class **ec3) | |
345 | { | |
346 | *tc1 = tc; | |
347 | *sc1 = bt_ctf_trace_get_stream_class(tc, 0); | |
348 | *sc2 = bt_ctf_trace_get_stream_class(tc, 1); | |
349 | *ec1 = bt_ctf_stream_class_get_event_class(*sc1, 0); | |
350 | *ec2 = bt_ctf_stream_class_get_event_class(*sc1, 1); | |
351 | *ec3 = bt_ctf_stream_class_get_event_class(*sc2, 0); | |
352 | bt_put(*sc1); | |
353 | bt_put(*sc2); | |
354 | bt_put(*ec1); | |
355 | bt_put(*ec2); | |
356 | bt_put(*ec3); | |
357 | } | |
358 | ||
6271743c | 359 | static void test_example_scenario(void) |
c9b3f44b JG |
360 | { |
361 | /** | |
362 | * Weak pointers to CTF-IR objects are to be used very carefully. | |
363 | * This is NOT a good practice and is strongly discouraged; this | |
364 | * is only done to facilitate the validation of expected reference | |
365 | * counts without affecting them by taking "real" references to the | |
366 | * objects. | |
367 | */ | |
368 | struct bt_ctf_trace *tc1 = NULL, *weak_tc1 = NULL; | |
369 | struct bt_ctf_stream_class *weak_sc1 = NULL, *weak_sc2 = NULL; | |
370 | struct bt_ctf_event_class *weak_ec1 = NULL, *weak_ec2 = NULL, | |
371 | *weak_ec3 = NULL; | |
372 | struct user user_a = { 0 }, user_b = { 0 }, user_c = { 0 }; | |
373 | ||
374 | /* The only reference which exists at this point is on TC1. */ | |
375 | tc1 = create_tc1(); | |
27f4d205 | 376 | ok(tc1, "Initialize trace"); |
c9b3f44b | 377 | if (!tc1) { |
6271743c | 378 | return; |
c9b3f44b JG |
379 | } |
380 | ||
381 | init_weak_refs(tc1, &weak_tc1, &weak_sc1, &weak_sc2, &weak_ec1, | |
382 | &weak_ec2, &weak_ec3); | |
c9b3f44b JG |
383 | |
384 | ok(bt_object_get_ref_count(weak_sc1) == 0, | |
385 | "Initial SC1 reference count is 0"); | |
386 | ok(bt_object_get_ref_count(weak_sc2) == 0, | |
387 | "Initial SC2 reference count is 0"); | |
388 | ok(bt_object_get_ref_count(weak_ec1) == 0, | |
389 | "Initial EC1 reference count is 0"); | |
390 | ok(bt_object_get_ref_count(weak_ec2) == 0, | |
391 | "Initial EC2 reference count is 0"); | |
392 | ok(bt_object_get_ref_count(weak_ec3) == 0, | |
393 | "Initial EC3 reference count is 0"); | |
394 | ||
395 | /* User A has ownership of the trace. */ | |
396 | BT_MOVE(user_a.tc, tc1); | |
397 | ok(bt_object_get_ref_count(user_a.tc) == 1, | |
398 | "TC1 reference count is 1"); | |
399 | ||
400 | /* User A acquires a reference to SC2 from TC1. */ | |
401 | user_a.sc = bt_ctf_trace_get_stream_class(user_a.tc, 1); | |
402 | ok(user_a.sc, "User A acquires SC2 from TC1"); | |
403 | ok(bt_object_get_ref_count(weak_tc1) == 2, | |
404 | "TC1 reference count is 2"); | |
405 | ok(bt_object_get_ref_count(weak_sc2) == 1, | |
406 | "SC2 reference count is 1"); | |
407 | ||
408 | /* User A acquires a reference to EC3 from SC2. */ | |
409 | user_a.ec = bt_ctf_stream_class_get_event_class(user_a.sc, 0); | |
410 | ok(user_a.ec, "User A acquires EC3 from SC2"); | |
411 | ok(bt_object_get_ref_count(weak_tc1) == 2, | |
412 | "TC1 reference count is 2"); | |
413 | ok(bt_object_get_ref_count(weak_sc2) == 2, | |
414 | "SC2 reference count is 2"); | |
415 | ok(bt_object_get_ref_count(weak_ec3) == 1, | |
416 | "EC3 reference count is 1"); | |
417 | ||
418 | /* User A releases its reference to SC2. */ | |
419 | diag("User A releases SC2"); | |
420 | BT_PUT(user_a.sc); | |
421 | /* | |
422 | * We keep the pointer to SC2 around to validate its reference | |
423 | * count. | |
424 | */ | |
425 | ok(bt_object_get_ref_count(weak_tc1) == 2, | |
426 | "TC1 reference count is 2"); | |
427 | ok(bt_object_get_ref_count(weak_sc2) == 1, | |
428 | "SC2 reference count is 1"); | |
429 | ok(bt_object_get_ref_count(weak_ec3) == 1, | |
430 | "EC3 reference count is 1"); | |
431 | ||
432 | /* User A releases its reference to TC1. */ | |
433 | diag("User A releases TC1"); | |
27f4d205 | 434 | BT_PUT(user_a.tc); |
c9b3f44b JG |
435 | /* |
436 | * We keep the pointer to TC1 around to validate its reference | |
437 | * count. | |
438 | */ | |
439 | ok(bt_object_get_ref_count(weak_tc1) == 1, | |
440 | "TC1 reference count is 1"); | |
441 | ok(bt_object_get_ref_count(weak_sc2) == 1, | |
442 | "SC2 reference count is 1"); | |
443 | ok(bt_object_get_ref_count(weak_ec3) == 1, | |
444 | "EC3 reference count is 1"); | |
445 | ||
446 | /* User B acquires a reference to SC1. */ | |
447 | diag("User B acquires a reference to SC1"); | |
448 | user_b.sc = bt_get(weak_sc1); | |
449 | ok(bt_object_get_ref_count(weak_tc1) == 2, | |
450 | "TC1 reference count is 2"); | |
451 | ok(bt_object_get_ref_count(weak_sc1) == 1, | |
452 | "SC1 reference count is 1"); | |
453 | ||
454 | /* User C acquires a reference to EC1. */ | |
455 | diag("User C acquires a reference to EC1"); | |
456 | user_c.ec = bt_ctf_stream_class_get_event_class(user_b.sc, 0); | |
457 | ok(bt_object_get_ref_count(weak_ec1) == 1, | |
458 | "EC1 reference count is 1"); | |
459 | ok(bt_object_get_ref_count(weak_sc1) == 2, | |
460 | "SC1 reference count is 2"); | |
461 | ||
462 | /* User A releases its reference on EC3. */ | |
463 | diag("User A releases its reference on EC3"); | |
464 | BT_PUT(user_a.ec); | |
465 | ok(bt_object_get_ref_count(weak_ec3) == 0, | |
466 | "EC3 reference count is 1"); | |
467 | ok(bt_object_get_ref_count(weak_sc2) == 0, | |
468 | "SC2 reference count is 0"); | |
469 | ok(bt_object_get_ref_count(weak_tc1) == 1, | |
470 | "TC1 reference count is 1"); | |
471 | ||
472 | /* User B releases its reference on SC1. */ | |
473 | diag("User B releases its reference on SC1"); | |
474 | BT_PUT(user_b.sc); | |
475 | ok(bt_object_get_ref_count(weak_sc1) == 1, | |
476 | "SC1 reference count is 1"); | |
477 | ||
478 | /* | |
479 | * User C is the sole owner of an object and is keeping the whole | |
480 | * trace hierarchy "alive" by holding a reference to EC1. | |
481 | */ | |
482 | ok(bt_object_get_ref_count(weak_tc1) == 1, | |
483 | "TC1 reference count is 1"); | |
484 | ok(bt_object_get_ref_count(weak_sc1) == 1, | |
485 | "SC1 reference count is 1"); | |
486 | ok(bt_object_get_ref_count(weak_sc2) == 0, | |
487 | "SC2 reference count is 0"); | |
488 | ok(bt_object_get_ref_count(weak_ec1) == 1, | |
489 | "EC1 reference count is 1"); | |
490 | ok(bt_object_get_ref_count(weak_ec2) == 0, | |
491 | "EC2 reference count is 0"); | |
492 | ok(bt_object_get_ref_count(weak_ec3) == 0, | |
493 | "EC3 reference count is 0"); | |
494 | ||
495 | /* Reclaim last reference held by User C. */ | |
496 | BT_PUT(user_c.ec); | |
6271743c PP |
497 | } |
498 | ||
499 | static void create_user_full(struct user *user) | |
500 | { | |
501 | char trace_path[] = "/tmp/ctfwriter_XXXXXX"; | |
502 | struct bt_ctf_field_type *ft; | |
503 | struct bt_ctf_field *field; | |
504 | struct bt_ctf_clock *clock; | |
505 | int ret; | |
506 | ||
507 | if (!bt_mkdtemp(trace_path)) { | |
508 | perror("# perror"); | |
509 | } | |
510 | ||
511 | user->writer = bt_ctf_writer_create(trace_path); | |
512 | assert(user->writer); | |
513 | user->tc = bt_ctf_writer_get_trace(user->writer); | |
514 | assert(user->tc); | |
515 | user->sc = bt_ctf_stream_class_create("sc"); | |
516 | assert(user->sc); | |
517 | clock = bt_ctf_clock_create("the_clock"); | |
518 | assert(clock); | |
519 | ret = bt_ctf_stream_class_set_clock(user->sc, clock); | |
520 | assert(!ret); | |
521 | ret = bt_ctf_clock_set_value(clock, 23); | |
522 | assert(!ret); | |
523 | BT_PUT(clock); | |
524 | user->stream = bt_ctf_writer_create_stream(user->writer, user->sc); | |
525 | assert(user->stream); | |
526 | user->ec = bt_ctf_event_class_create("ec"); | |
527 | assert(user->ec); | |
528 | ft = create_integer_struct(); | |
529 | assert(ft); | |
530 | ret = bt_ctf_event_class_set_payload_type(user->ec, ft); | |
531 | BT_PUT(ft); | |
532 | assert(!ret); | |
533 | ret = bt_ctf_stream_class_add_event_class(user->sc, user->ec); | |
534 | assert(!ret); | |
535 | user->event = bt_ctf_event_create(user->ec); | |
536 | assert(user->event); | |
537 | field = bt_ctf_event_get_payload(user->event, "payload_8"); | |
538 | assert(field); | |
539 | ret = bt_ctf_field_unsigned_integer_set_value(field, 10); | |
540 | assert(!ret); | |
541 | BT_PUT(field); | |
542 | field = bt_ctf_event_get_payload(user->event, "payload_16"); | |
543 | assert(field); | |
544 | ret = bt_ctf_field_unsigned_integer_set_value(field, 20); | |
545 | assert(!ret); | |
546 | BT_PUT(field); | |
547 | field = bt_ctf_event_get_payload(user->event, "payload_32"); | |
548 | assert(field); | |
549 | ret = bt_ctf_field_unsigned_integer_set_value(field, 30); | |
550 | assert(!ret); | |
551 | BT_PUT(field); | |
552 | ret = bt_ctf_stream_append_event(user->stream, user->event); | |
553 | assert(!ret); | |
554 | } | |
555 | ||
556 | static void test_put_order_swap(size_t *array, size_t a, size_t b) | |
557 | { | |
558 | size_t temp = array[a]; | |
559 | ||
560 | array[a] = array[b]; | |
561 | array[b] = temp; | |
562 | } | |
563 | ||
564 | static void test_put_order_put_objects(size_t *array, size_t size) | |
565 | { | |
566 | size_t i; | |
567 | struct user user = { 0 }; | |
568 | void** objects = (void *) &user; | |
569 | ||
570 | create_user_full(&user); | |
571 | printf("# "); | |
572 | ||
573 | for (i = 0; i < size; ++i) { | |
574 | void* obj = objects[array[i]]; | |
575 | ||
576 | printf("%s", user_names[array[i]]); | |
577 | BT_PUT(obj); | |
578 | ||
579 | if (i < size - 1) { | |
580 | printf(" -> "); | |
581 | } | |
582 | } | |
583 | ||
584 | puts(""); | |
585 | } | |
586 | ||
587 | static void test_put_order_permute(size_t *array, int k, size_t size) | |
588 | { | |
589 | if (k == 0) { | |
590 | test_put_order_put_objects(array, size); | |
591 | } else { | |
592 | int i; | |
593 | ||
594 | for (i = k - 1; i >= 0; i--) { | |
595 | size_t next_k = k - 1; | |
596 | ||
597 | test_put_order_swap(array, i, next_k); | |
598 | test_put_order_permute(array, next_k, size); | |
599 | test_put_order_swap(array, i, next_k); | |
600 | } | |
601 | } | |
602 | } | |
603 | ||
604 | static void test_put_order(void) | |
605 | { | |
606 | size_t i; | |
607 | size_t array[USER_NR_ELEMENTS]; | |
608 | ||
609 | /* Initialize array of indexes */ | |
610 | for (i = 0; i < USER_NR_ELEMENTS; ++i) { | |
611 | array[i] = i; | |
612 | } | |
613 | ||
614 | test_put_order_permute(array, USER_NR_ELEMENTS, USER_NR_ELEMENTS); | |
615 | } | |
616 | ||
617 | /** | |
618 | * The objective of this test is to implement and expand upon the scenario | |
619 | * described in the reference counting documentation and ensure that any node of | |
620 | * the Trace, Stream Class, Event Class, Stream and Event hiearchy keeps all | |
621 | * other "alive" and reachable. | |
622 | * | |
623 | * External tools (e.g. valgrind) should be used to confirm that this | |
624 | * known-good test does not leak memory. | |
625 | */ | |
626 | int main(int argc, char **argv) | |
627 | { | |
27f4d205 | 628 | /* Initialize tap harness before any tests */ |
6271743c PP |
629 | plan_tests(NR_TESTS); |
630 | ||
631 | test_example_scenario(); | |
632 | test_put_order(); | |
633 | ||
c9b3f44b JG |
634 | return exit_status(); |
635 | } |