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