source: trunk/server/lib/talloc/testsuite.c@ 640

Last change on this file since 640 was 414, checked in by Herwig Bauernfeind, 16 years ago

Samba 3.5.0: Initial import
File size: 27.2 KB
Line 
1/*
2 Unix SMB/CIFS implementation.
3
4 local testing of talloc routines.
5
6 Copyright (C) Andrew Tridgell 2004
7
8 ** NOTE! The following LGPL license applies to the talloc
9 ** library. This does NOT imply that all of Samba is released
10 ** under the LGPL
11
12 This library is free software; you can redistribute it and/or
13 modify it under the terms of the GNU Lesser General Public
14 License as published by the Free Software Foundation; either
15 version 3 of the License, or (at your option) any later version.
16
17 This library is distributed in the hope that it will be useful,
18 but WITHOUT ANY WARRANTY; without even the implied warranty of
19 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20 Lesser General Public License for more details.
21
22 You should have received a copy of the GNU Lesser General Public
23 License along with this library; if not, see <http://www.gnu.org/licenses/>.
24*/
25
26#include "replace.h"
27#include "system/time.h"
28#include "talloc.h"
29
30static struct timeval timeval_current(void)
31{
32 struct timeval tv;
33 gettimeofday(&tv, NULL);
34 return tv;
35}
36
37static double timeval_elapsed(struct timeval *tv)
38{
39 struct timeval tv2 = timeval_current();
40 return (tv2.tv_sec - tv->tv_sec) +
41 (tv2.tv_usec - tv->tv_usec)*1.0e-6;
42}
43
44#define torture_assert(test, expr, str) if (!(expr)) { \
45 printf("failure: %s [\n%s: Expression %s failed: %s\n]\n", \
46 test, __location__, #expr, str); \
47 return false; \
48}
49
50#define torture_assert_str_equal(test, arg1, arg2, desc) \
51 if (arg1 == NULL && arg2 == NULL) { \
52 } else if (strcmp(arg1, arg2)) { \
53 printf("failure: %s [\n%s: Expected %s, got %s: %s\n]\n", \
54 test, __location__, arg1, arg2, desc); \
55 return false; \
56 }
57
58#if _SAMBA_BUILD_==3
59#ifdef malloc
60#undef malloc
61#endif
62#ifdef strdup
63#undef strdup
64#endif
65#endif
66
67#define CHECK_SIZE(test, ptr, tsize) do { \
68 if (talloc_total_size(ptr) != (tsize)) { \
69 printf("failed: %s [\n%s: wrong '%s' tree size: got %u expected %u\n]\n", \
70 test, __location__, #ptr, \
71 (unsigned)talloc_total_size(ptr), \
72 (unsigned)tsize); \
73 talloc_report_full(ptr, stdout); \
74 return false; \
75 } \
76} while (0)
77
78#define CHECK_BLOCKS(test, ptr, tblocks) do { \
79 if (talloc_total_blocks(ptr) != (tblocks)) { \
80 printf("failed: %s [\n%s: wrong '%s' tree blocks: got %u expected %u\n]\n", \
81 test, __location__, #ptr, \
82 (unsigned)talloc_total_blocks(ptr), \
83 (unsigned)tblocks); \
84 talloc_report_full(ptr, stdout); \
85 return false; \
86 } \
87} while (0)
88
89#define CHECK_PARENT(test, ptr, parent) do { \
90 if (talloc_parent(ptr) != (parent)) { \
91 printf("failed: %s [\n%s: '%s' has wrong parent: got %p expected %p\n]\n", \
92 test, __location__, #ptr, \
93 talloc_parent(ptr), \
94 (parent)); \
95 talloc_report_full(ptr, stdout); \
96 talloc_report_full(parent, stdout); \
97 talloc_report_full(NULL, stdout); \
98 return false; \
99 } \
100} while (0)
101
102static unsigned int test_abort_count;
103
104static void test_abort_fn(const char *reason)
105{
106 printf("# test_abort_fn(%s)\n", reason);
107 test_abort_count++;
108}
109
110static void test_abort_start(void)
111{
112 test_abort_count = 0;
113 talloc_set_abort_fn(test_abort_fn);
114}
115
116static void test_abort_stop(void)
117{
118 test_abort_count = 0;
119 talloc_set_abort_fn(NULL);
120}
121
122static void test_log_stdout(const char *message)
123{
124 fprintf(stdout, "%s", message);
125}
126
127/*
128 test references
129*/
130static bool test_ref1(void)
131{
132 void *root, *p1, *p2, *ref, *r1;
133
134 printf("test: ref1\n# SINGLE REFERENCE FREE\n");
135
136 root = talloc_named_const(NULL, 0, "root");
137 p1 = talloc_named_const(root, 1, "p1");
138 p2 = talloc_named_const(p1, 1, "p2");
139 talloc_named_const(p1, 1, "x1");
140 talloc_named_const(p1, 2, "x2");
141 talloc_named_const(p1, 3, "x3");
142
143 r1 = talloc_named_const(root, 1, "r1");
144 ref = talloc_reference(r1, p2);
145 talloc_report_full(root, stderr);
146
147 CHECK_BLOCKS("ref1", p1, 5);
148 CHECK_BLOCKS("ref1", p2, 1);
149 CHECK_BLOCKS("ref1", r1, 2);
150
151 fprintf(stderr, "Freeing p2\n");
152 talloc_unlink(r1, p2);
153 talloc_report_full(root, stderr);
154
155 CHECK_BLOCKS("ref1", p1, 5);
156 CHECK_BLOCKS("ref1", p2, 1);
157 CHECK_BLOCKS("ref1", r1, 1);
158
159 fprintf(stderr, "Freeing p1\n");
160 talloc_free(p1);
161 talloc_report_full(root, stderr);
162
163 CHECK_BLOCKS("ref1", r1, 1);
164
165 fprintf(stderr, "Freeing r1\n");
166 talloc_free(r1);
167 talloc_report_full(NULL, stderr);
168
169 fprintf(stderr, "Testing NULL\n");
170 if (talloc_reference(root, NULL)) {
171 return false;
172 }
173
174 CHECK_BLOCKS("ref1", root, 1);
175
176 CHECK_SIZE("ref1", root, 0);
177
178 talloc_free(root);
179 printf("success: ref1\n");
180 return true;
181}
182
183/*
184 test references
185*/
186static bool test_ref2(void)
187{
188 void *root, *p1, *p2, *ref, *r1;
189
190 printf("test: ref2\n# DOUBLE REFERENCE FREE\n");
191 root = talloc_named_const(NULL, 0, "root");
192 p1 = talloc_named_const(root, 1, "p1");
193 talloc_named_const(p1, 1, "x1");
194 talloc_named_const(p1, 1, "x2");
195 talloc_named_const(p1, 1, "x3");
196 p2 = talloc_named_const(p1, 1, "p2");
197
198 r1 = talloc_named_const(root, 1, "r1");
199 ref = talloc_reference(r1, p2);
200 talloc_report_full(root, stderr);
201
202 CHECK_BLOCKS("ref2", p1, 5);
203 CHECK_BLOCKS("ref2", p2, 1);
204 CHECK_BLOCKS("ref2", r1, 2);
205
206 fprintf(stderr, "Freeing ref\n");
207 talloc_unlink(r1, ref);
208 talloc_report_full(root, stderr);
209
210 CHECK_BLOCKS("ref2", p1, 5);
211 CHECK_BLOCKS("ref2", p2, 1);
212 CHECK_BLOCKS("ref2", r1, 1);
213
214 fprintf(stderr, "Freeing p2\n");
215 talloc_free(p2);
216 talloc_report_full(root, stderr);
217
218 CHECK_BLOCKS("ref2", p1, 4);
219 CHECK_BLOCKS("ref2", r1, 1);
220
221 fprintf(stderr, "Freeing p1\n");
222 talloc_free(p1);
223 talloc_report_full(root, stderr);
224
225 CHECK_BLOCKS("ref2", r1, 1);
226
227 fprintf(stderr, "Freeing r1\n");
228 talloc_free(r1);
229 talloc_report_full(root, stderr);
230
231 CHECK_SIZE("ref2", root, 0);
232
233 talloc_free(root);
234 printf("success: ref2\n");
235 return true;
236}
237
238/*
239 test references
240*/
241static bool test_ref3(void)
242{
243 void *root, *p1, *p2, *ref, *r1;
244
245 printf("test: ref3\n# PARENT REFERENCE FREE\n");
246
247 root = talloc_named_const(NULL, 0, "root");
248 p1 = talloc_named_const(root, 1, "p1");
249 p2 = talloc_named_const(root, 1, "p2");
250 r1 = talloc_named_const(p1, 1, "r1");
251 ref = talloc_reference(p2, r1);
252 talloc_report_full(root, stderr);
253
254 CHECK_BLOCKS("ref3", p1, 2);
255 CHECK_BLOCKS("ref3", p2, 2);
256 CHECK_BLOCKS("ref3", r1, 1);
257
258 fprintf(stderr, "Freeing p1\n");
259 talloc_free(p1);
260 talloc_report_full(root, stderr);
261
262 CHECK_BLOCKS("ref3", p2, 2);
263 CHECK_BLOCKS("ref3", r1, 1);
264
265 fprintf(stderr, "Freeing p2\n");
266 talloc_free(p2);
267 talloc_report_full(root, stderr);
268
269 CHECK_SIZE("ref3", root, 0);
270
271 talloc_free(root);
272
273 printf("success: ref3\n");
274 return true;
275}
276
277/*
278 test references
279*/
280static bool test_ref4(void)
281{
282 void *root, *p1, *p2, *ref, *r1;
283
284 printf("test: ref4\n# REFERRER REFERENCE FREE\n");
285
286 root = talloc_named_const(NULL, 0, "root");
287 p1 = talloc_named_const(root, 1, "p1");
288 talloc_named_const(p1, 1, "x1");
289 talloc_named_const(p1, 1, "x2");
290 talloc_named_const(p1, 1, "x3");
291 p2 = talloc_named_const(p1, 1, "p2");
292
293 r1 = talloc_named_const(root, 1, "r1");
294 ref = talloc_reference(r1, p2);
295 talloc_report_full(root, stderr);
296
297 CHECK_BLOCKS("ref4", p1, 5);
298 CHECK_BLOCKS("ref4", p2, 1);
299 CHECK_BLOCKS("ref4", r1, 2);
300
301 fprintf(stderr, "Freeing r1\n");
302 talloc_free(r1);
303 talloc_report_full(root, stderr);
304
305 CHECK_BLOCKS("ref4", p1, 5);
306 CHECK_BLOCKS("ref4", p2, 1);
307
308 fprintf(stderr, "Freeing p2\n");
309 talloc_free(p2);
310 talloc_report_full(root, stderr);
311
312 CHECK_BLOCKS("ref4", p1, 4);
313
314 fprintf(stderr, "Freeing p1\n");
315 talloc_free(p1);
316 talloc_report_full(root, stderr);
317
318 CHECK_SIZE("ref4", root, 0);
319
320 talloc_free(root);
321
322 printf("success: ref4\n");
323 return true;
324}
325
326
327/*
328 test references
329*/
330static bool test_unlink1(void)
331{
332 void *root, *p1, *p2, *ref, *r1;
333
334 printf("test: unlink\n# UNLINK\n");
335
336 root = talloc_named_const(NULL, 0, "root");
337 p1 = talloc_named_const(root, 1, "p1");
338 talloc_named_const(p1, 1, "x1");
339 talloc_named_const(p1, 1, "x2");
340 talloc_named_const(p1, 1, "x3");
341 p2 = talloc_named_const(p1, 1, "p2");
342
343 r1 = talloc_named_const(p1, 1, "r1");
344 ref = talloc_reference(r1, p2);
345 talloc_report_full(root, stderr);
346
347 CHECK_BLOCKS("unlink", p1, 7);
348 CHECK_BLOCKS("unlink", p2, 1);
349 CHECK_BLOCKS("unlink", r1, 2);
350
351 fprintf(stderr, "Unreferencing r1\n");
352 talloc_unlink(r1, p2);
353 talloc_report_full(root, stderr);
354
355 CHECK_BLOCKS("unlink", p1, 6);
356 CHECK_BLOCKS("unlink", p2, 1);
357 CHECK_BLOCKS("unlink", r1, 1);
358
359 fprintf(stderr, "Freeing p1\n");
360 talloc_free(p1);
361 talloc_report_full(root, stderr);
362
363 CHECK_SIZE("unlink", root, 0);
364
365 talloc_free(root);
366
367 printf("success: unlink\n");
368 return true;
369}
370
371static int fail_destructor(void *ptr)
372{
373 return -1;
374}
375
376/*
377 miscellaneous tests to try to get a higher test coverage percentage
378*/
379static bool test_misc(void)
380{
381 void *root, *p1;
382 char *p2;
383 double *d;
384 const char *name;
385
386 printf("test: misc\n# MISCELLANEOUS\n");
387
388 root = talloc_new(NULL);
389
390 p1 = talloc_size(root, 0x7fffffff);
391 torture_assert("misc", !p1, "failed: large talloc allowed\n");
392
393 p1 = talloc_strdup(root, "foo");
394 talloc_increase_ref_count(p1);
395 talloc_increase_ref_count(p1);
396 talloc_increase_ref_count(p1);
397 CHECK_BLOCKS("misc", p1, 1);
398 CHECK_BLOCKS("misc", root, 2);
399 talloc_unlink(NULL, p1);
400 CHECK_BLOCKS("misc", p1, 1);
401 CHECK_BLOCKS("misc", root, 2);
402 talloc_unlink(NULL, p1);
403 CHECK_BLOCKS("misc", p1, 1);
404 CHECK_BLOCKS("misc", root, 2);
405 p2 = talloc_strdup(p1, "foo");
406 torture_assert("misc", talloc_unlink(root, p2) == -1,
407 "failed: talloc_unlink() of non-reference context should return -1\n");
408 torture_assert("misc", talloc_unlink(p1, p2) == 0,
409 "failed: talloc_unlink() of parent should succeed\n");
410 talloc_unlink(NULL, p1);
411 CHECK_BLOCKS("misc", p1, 1);
412 CHECK_BLOCKS("misc", root, 2);
413
414 name = talloc_set_name(p1, "my name is %s", "foo");
415 torture_assert_str_equal("misc", talloc_get_name(p1), "my name is foo",
416 "failed: wrong name after talloc_set_name(my name is foo)");
417 CHECK_BLOCKS("misc", p1, 2);
418 CHECK_BLOCKS("misc", root, 3);
419
420 talloc_set_name_const(p1, NULL);
421 torture_assert_str_equal ("misc", talloc_get_name(p1), "UNNAMED",
422 "failed: wrong name after talloc_set_name(NULL)");
423 CHECK_BLOCKS("misc", p1, 2);
424 CHECK_BLOCKS("misc", root, 3);
425
426 torture_assert("misc", talloc_free(NULL) == -1,
427 "talloc_free(NULL) should give -1\n");
428
429 talloc_set_destructor(p1, fail_destructor);
430 torture_assert("misc", talloc_free(p1) == -1,
431 "Failed destructor should cause talloc_free to fail\n");
432 talloc_set_destructor(p1, NULL);
433
434 talloc_report(root, stderr);
435
436
437 p2 = (char *)talloc_zero_size(p1, 20);
438 torture_assert("misc", p2[19] == 0, "Failed to give zero memory\n");
439 talloc_free(p2);
440
441 torture_assert("misc", talloc_strdup(root, NULL) == NULL,
442 "failed: strdup on NULL should give NULL\n");
443
444 p2 = talloc_strndup(p1, "foo", 2);
445 torture_assert("misc", strcmp("fo", p2) == 0,
446 "strndup doesn't work\n");
447 p2 = talloc_asprintf_append_buffer(p2, "o%c", 'd');
448 torture_assert("misc", strcmp("food", p2) == 0,
449 "talloc_asprintf_append_buffer doesn't work\n");
450 CHECK_BLOCKS("misc", p2, 1);
451 CHECK_BLOCKS("misc", p1, 3);
452
453 p2 = talloc_asprintf_append_buffer(NULL, "hello %s", "world");
454 torture_assert("misc", strcmp("hello world", p2) == 0,
455 "talloc_asprintf_append_buffer doesn't work\n");
456 CHECK_BLOCKS("misc", p2, 1);
457 CHECK_BLOCKS("misc", p1, 3);
458 talloc_free(p2);
459
460 d = talloc_array(p1, double, 0x20000000);
461 torture_assert("misc", !d, "failed: integer overflow not detected\n");
462
463 d = talloc_realloc(p1, d, double, 0x20000000);
464 torture_assert("misc", !d, "failed: integer overflow not detected\n");
465
466 talloc_free(p1);
467 CHECK_BLOCKS("misc", root, 1);
468
469 p1 = talloc_named(root, 100, "%d bytes", 100);
470 CHECK_BLOCKS("misc", p1, 2);
471 CHECK_BLOCKS("misc", root, 3);
472 talloc_unlink(root, p1);
473
474 p1 = talloc_init("%d bytes", 200);
475 p2 = talloc_asprintf(p1, "my test '%s'", "string");
476 torture_assert_str_equal("misc", p2, "my test 'string'",
477 "failed: talloc_asprintf(\"my test '%%s'\", \"string\") gave: \"%s\"");
478 CHECK_BLOCKS("misc", p1, 3);
479 CHECK_SIZE("misc", p2, 17);
480 CHECK_BLOCKS("misc", root, 1);
481 talloc_unlink(NULL, p1);
482
483 p1 = talloc_named_const(root, 10, "p1");
484 p2 = (char *)talloc_named_const(root, 20, "p2");
485 (void)talloc_reference(p1, p2);
486 talloc_report_full(root, stderr);
487 talloc_unlink(root, p2);
488 talloc_report_full(root, stderr);
489 CHECK_BLOCKS("misc", p2, 1);
490 CHECK_BLOCKS("misc", p1, 2);
491 CHECK_BLOCKS("misc", root, 3);
492 talloc_unlink(p1, p2);
493 talloc_unlink(root, p1);
494
495 p1 = talloc_named_const(root, 10, "p1");
496 p2 = (char *)talloc_named_const(root, 20, "p2");
497 (void)talloc_reference(NULL, p2);
498 talloc_report_full(root, stderr);
499 talloc_unlink(root, p2);
500 talloc_report_full(root, stderr);
501 CHECK_BLOCKS("misc", p2, 1);
502 CHECK_BLOCKS("misc", p1, 1);
503 CHECK_BLOCKS("misc", root, 2);
504 talloc_unlink(NULL, p2);
505 talloc_unlink(root, p1);
506
507 /* Test that talloc_unlink is a no-op */
508
509 torture_assert("misc", talloc_unlink(root, NULL) == -1,
510 "failed: talloc_unlink(root, NULL) == -1\n");
511
512 talloc_report(root, stderr);
513 talloc_report(NULL, stderr);
514
515 CHECK_SIZE("misc", root, 0);
516
517 talloc_free(root);
518
519 CHECK_SIZE("misc", NULL, 0);
520
521 talloc_enable_null_tracking_no_autofree();
522 talloc_enable_leak_report();
523 talloc_enable_leak_report_full();
524
525 printf("success: misc\n");
526
527 return true;
528}
529
530
531/*
532 test realloc
533*/
534static bool test_realloc(void)
535{
536 void *root, *p1, *p2;
537
538 printf("test: realloc\n# REALLOC\n");
539
540 root = talloc_new(NULL);
541
542 p1 = talloc_size(root, 10);
543 CHECK_SIZE("realloc", p1, 10);
544
545 p1 = talloc_realloc_size(NULL, p1, 20);
546 CHECK_SIZE("realloc", p1, 20);
547
548 talloc_new(p1);
549
550 p2 = talloc_realloc_size(p1, NULL, 30);
551
552 talloc_new(p1);
553
554 p2 = talloc_realloc_size(p1, p2, 40);
555
556 CHECK_SIZE("realloc", p2, 40);
557 CHECK_SIZE("realloc", root, 60);
558 CHECK_BLOCKS("realloc", p1, 4);
559
560 p1 = talloc_realloc_size(NULL, p1, 20);
561 CHECK_SIZE("realloc", p1, 60);
562
563 talloc_increase_ref_count(p2);
564 torture_assert("realloc", talloc_realloc_size(NULL, p2, 5) == NULL,
565 "failed: talloc_realloc() on a referenced pointer should fail\n");
566 CHECK_BLOCKS("realloc", p1, 4);
567
568 talloc_realloc_size(NULL, p2, 0);
569 talloc_realloc_size(NULL, p2, 0);
570 CHECK_BLOCKS("realloc", p1, 4);
571 talloc_realloc_size(p1, p2, 0);
572 CHECK_BLOCKS("realloc", p1, 3);
573
574 torture_assert("realloc", talloc_realloc_size(NULL, p1, 0x7fffffff) == NULL,
575 "failed: oversize talloc should fail\n");
576
577 talloc_realloc_size(NULL, p1, 0);
578 CHECK_BLOCKS("realloc", root, 4);
579 talloc_realloc_size(root, p1, 0);
580 CHECK_BLOCKS("realloc", root, 1);
581
582 CHECK_SIZE("realloc", root, 0);
583
584 talloc_free(root);
585
586 printf("success: realloc\n");
587
588 return true;
589}
590
591/*
592 test realloc with a child
593*/
594static bool test_realloc_child(void)
595{
596 void *root;
597 struct el2 {
598 const char *name;
599 } *el2;
600 struct el1 {
601 int count;
602 struct el2 **list, **list2, **list3;
603 } *el1;
604
605 printf("test: REALLOC WITH CHILD\n");
606
607 root = talloc_new(NULL);
608
609 el1 = talloc(root, struct el1);
610 el1->list = talloc(el1, struct el2 *);
611 el1->list[0] = talloc(el1->list, struct el2);
612 el1->list[0]->name = talloc_strdup(el1->list[0], "testing");
613
614 el1->list2 = talloc(el1, struct el2 *);
615 el1->list2[0] = talloc(el1->list2, struct el2);
616 el1->list2[0]->name = talloc_strdup(el1->list2[0], "testing2");
617
618 el1->list3 = talloc(el1, struct el2 *);
619 el1->list3[0] = talloc(el1->list3, struct el2);
620 el1->list3[0]->name = talloc_strdup(el1->list3[0], "testing2");
621
622 el2 = talloc(el1->list, struct el2);
623 el2 = talloc(el1->list2, struct el2);
624 el2 = talloc(el1->list3, struct el2);
625
626 el1->list = talloc_realloc(el1, el1->list, struct el2 *, 100);
627 el1->list2 = talloc_realloc(el1, el1->list2, struct el2 *, 200);
628 el1->list3 = talloc_realloc(el1, el1->list3, struct el2 *, 300);
629
630 talloc_free(root);
631
632 printf("success: REALLOC WITH CHILD\n");
633 return true;
634}
635
636/*
637 test type checking
638*/
639static bool test_type(void)
640{
641 void *root;
642 struct el1 {
643 int count;
644 };
645 struct el2 {
646 int count;
647 };
648 struct el1 *el1;
649
650 printf("test: type\n# talloc type checking\n");
651
652 root = talloc_new(NULL);
653
654 el1 = talloc(root, struct el1);
655
656 el1->count = 1;
657
658 torture_assert("type", talloc_get_type(el1, struct el1) == el1,
659 "type check failed on el1\n");
660 torture_assert("type", talloc_get_type(el1, struct el2) == NULL,
661 "type check failed on el1 with el2\n");
662 talloc_set_type(el1, struct el2);
663 torture_assert("type", talloc_get_type(el1, struct el2) == (struct el2 *)el1,
664 "type set failed on el1 with el2\n");
665
666 talloc_free(root);
667
668 printf("success: type\n");
669 return true;
670}
671
672/*
673 test steal
674*/
675static bool test_steal(void)
676{
677 void *root, *p1, *p2;
678
679 printf("test: steal\n# STEAL\n");
680
681 root = talloc_new(NULL);
682
683 p1 = talloc_array(root, char, 10);
684 CHECK_SIZE("steal", p1, 10);
685
686 p2 = talloc_realloc(root, NULL, char, 20);
687 CHECK_SIZE("steal", p1, 10);
688 CHECK_SIZE("steal", root, 30);
689
690 torture_assert("steal", talloc_steal(p1, NULL) == NULL,
691 "failed: stealing NULL should give NULL\n");
692
693 torture_assert("steal", talloc_steal(p1, p1) == p1,
694 "failed: stealing to ourselves is a nop\n");
695 CHECK_BLOCKS("steal", root, 3);
696 CHECK_SIZE("steal", root, 30);
697
698 talloc_steal(NULL, p1);
699 talloc_steal(NULL, p2);
700 CHECK_BLOCKS("steal", root, 1);
701 CHECK_SIZE("steal", root, 0);
702
703 talloc_free(p1);
704 talloc_steal(root, p2);
705 CHECK_BLOCKS("steal", root, 2);
706 CHECK_SIZE("steal", root, 20);
707
708 talloc_free(p2);
709
710 CHECK_BLOCKS("steal", root, 1);
711 CHECK_SIZE("steal", root, 0);
712
713 talloc_free(root);
714
715 p1 = talloc_size(NULL, 3);
716 talloc_report_full(NULL, stderr);
717 CHECK_SIZE("steal", NULL, 3);
718 talloc_free(p1);
719
720 printf("success: steal\n");
721 return true;
722}
723
724/*
725 test move
726*/
727static bool test_move(void)
728{
729 void *root;
730 struct t_move {
731 char *p;
732 int *x;
733 } *t1, *t2;
734
735 printf("test: move\n# MOVE\n");
736
737 root = talloc_new(NULL);
738
739 t1 = talloc(root, struct t_move);
740 t2 = talloc(root, struct t_move);
741 t1->p = talloc_strdup(t1, "foo");
742 t1->x = talloc(t1, int);
743 *t1->x = 42;
744
745 t2->p = talloc_move(t2, &t1->p);
746 t2->x = talloc_move(t2, &t1->x);
747 torture_assert("move", t1->p == NULL && t1->x == NULL &&
748 strcmp(t2->p, "foo") == 0 && *t2->x == 42,
749 "talloc move failed");
750
751 talloc_free(root);
752
753 printf("success: move\n");
754
755 return true;
756}
757
758/*
759 test talloc_realloc_fn
760*/
761static bool test_realloc_fn(void)
762{
763 void *root, *p1;
764
765 printf("test: realloc_fn\n# talloc_realloc_fn\n");
766
767 root = talloc_new(NULL);
768
769 p1 = talloc_realloc_fn(root, NULL, 10);
770 CHECK_BLOCKS("realloc_fn", root, 2);
771 CHECK_SIZE("realloc_fn", root, 10);
772 p1 = talloc_realloc_fn(root, p1, 20);
773 CHECK_BLOCKS("realloc_fn", root, 2);
774 CHECK_SIZE("realloc_fn", root, 20);
775 p1 = talloc_realloc_fn(root, p1, 0);
776 CHECK_BLOCKS("realloc_fn", root, 1);
777 CHECK_SIZE("realloc_fn", root, 0);
778
779 talloc_free(root);
780
781 printf("success: realloc_fn\n");
782 return true;
783}
784
785
786static bool test_unref_reparent(void)
787{
788 void *root, *p1, *p2, *c1;
789
790 printf("test: unref_reparent\n# UNREFERENCE AFTER PARENT FREED\n");
791
792 root = talloc_named_const(NULL, 0, "root");
793 p1 = talloc_named_const(root, 1, "orig parent");
794 p2 = talloc_named_const(root, 1, "parent by reference");
795
796 c1 = talloc_named_const(p1, 1, "child");
797 talloc_reference(p2, c1);
798
799 CHECK_PARENT("unref_reparent", c1, p1);
800
801 talloc_free(p1);
802
803 CHECK_PARENT("unref_reparent", c1, p2);
804
805 talloc_unlink(p2, c1);
806
807 CHECK_SIZE("unref_reparent", root, 1);
808
809 talloc_free(p2);
810 talloc_free(root);
811
812 printf("success: unref_reparent\n");
813 return true;
814}
815
816/*
817 measure the speed of talloc versus malloc
818*/
819static bool test_speed(void)
820{
821 void *ctx = talloc_new(NULL);
822 unsigned count;
823 const int loop = 1000;
824 int i;
825 struct timeval tv;
826
827 printf("test: speed\n# TALLOC VS MALLOC SPEED\n");
828
829 tv = timeval_current();
830 count = 0;
831 do {
832 void *p1, *p2, *p3;
833 for (i=0;i<loop;i++) {
834 p1 = talloc_size(ctx, loop % 100);
835 p2 = talloc_strdup(p1, "foo bar");
836 p3 = talloc_size(p1, 300);
837 talloc_free(p1);
838 }
839 count += 3 * loop;
840 } while (timeval_elapsed(&tv) < 5.0);
841
842 fprintf(stderr, "talloc: %.0f ops/sec\n", count/timeval_elapsed(&tv));
843
844 talloc_free(ctx);
845
846 ctx = talloc_pool(NULL, 1024);
847
848 tv = timeval_current();
849 count = 0;
850 do {
851 void *p1, *p2, *p3;
852 for (i=0;i<loop;i++) {
853 p1 = talloc_size(ctx, loop % 100);
854 p2 = talloc_strdup(p1, "foo bar");
855 p3 = talloc_size(p1, 300);
856 talloc_free_children(ctx);
857 }
858 count += 3 * loop;
859 } while (timeval_elapsed(&tv) < 5.0);
860
861 talloc_free(ctx);
862
863 fprintf(stderr, "talloc_pool: %.0f ops/sec\n", count/timeval_elapsed(&tv));
864
865 tv = timeval_current();
866 count = 0;
867 do {
868 void *p1, *p2, *p3;
869 for (i=0;i<loop;i++) {
870 p1 = malloc(loop % 100);
871 p2 = strdup("foo bar");
872 p3 = malloc(300);
873 free(p1);
874 free(p2);
875 free(p3);
876 }
877 count += 3 * loop;
878 } while (timeval_elapsed(&tv) < 5.0);
879 fprintf(stderr, "malloc: %.0f ops/sec\n", count/timeval_elapsed(&tv));
880
881 printf("success: speed\n");
882
883 return true;
884}
885
886static bool test_lifeless(void)
887{
888 void *top = talloc_new(NULL);
889 char *parent, *child;
890 void *child_owner = talloc_new(NULL);
891
892 printf("test: lifeless\n# TALLOC_UNLINK LOOP\n");
893
894 parent = talloc_strdup(top, "parent");
895 child = talloc_strdup(parent, "child");
896 (void)talloc_reference(child, parent);
897 (void)talloc_reference(child_owner, child);
898 talloc_report_full(top, stderr);
899 talloc_unlink(top, parent);
900 talloc_unlink(top, child);
901 talloc_report_full(top, stderr);
902 talloc_free(top);
903 talloc_free(child_owner);
904 talloc_free(child);
905
906 printf("success: lifeless\n");
907 return true;
908}
909
910static int loop_destructor_count;
911
912static int test_loop_destructor(char *ptr)
913{
914 loop_destructor_count++;
915 return 0;
916}
917
918static bool test_loop(void)
919{
920 void *top = talloc_new(NULL);
921 char *parent;
922 struct req1 {
923 char *req2, *req3;
924 } *req1;
925
926 printf("test: loop\n# TALLOC LOOP DESTRUCTION\n");
927
928 parent = talloc_strdup(top, "parent");
929 req1 = talloc(parent, struct req1);
930 req1->req2 = talloc_strdup(req1, "req2");
931 talloc_set_destructor(req1->req2, test_loop_destructor);
932 req1->req3 = talloc_strdup(req1, "req3");
933 (void)talloc_reference(req1->req3, req1);
934 talloc_report_full(top, stderr);
935 talloc_free(parent);
936 talloc_report_full(top, stderr);
937 talloc_report_full(NULL, stderr);
938 talloc_free(top);
939
940 torture_assert("loop", loop_destructor_count == 1,
941 "FAILED TO FIRE LOOP DESTRUCTOR\n");
942 loop_destructor_count = 0;
943
944 printf("success: loop\n");
945 return true;
946}
947
948static int fail_destructor_str(char *ptr)
949{
950 return -1;
951}
952
953static bool test_free_parent_deny_child(void)
954{
955 void *top = talloc_new(NULL);
956 char *level1;
957 char *level2;
958 char *level3;
959
960 printf("test: free_parent_deny_child\n# TALLOC FREE PARENT DENY CHILD\n");
961
962 level1 = talloc_strdup(top, "level1");
963 level2 = talloc_strdup(level1, "level2");
964 level3 = talloc_strdup(level2, "level3");
965
966 talloc_set_destructor(level3, fail_destructor_str);
967 talloc_free(level1);
968 talloc_set_destructor(level3, NULL);
969
970 CHECK_PARENT("free_parent_deny_child", level3, top);
971
972 talloc_free(top);
973
974 printf("success: free_parent_deny_child\n");
975 return true;
976}
977
978static bool test_talloc_ptrtype(void)
979{
980 void *top = talloc_new(NULL);
981 struct struct1 {
982 int foo;
983 int bar;
984 } *s1, *s2, **s3, ***s4;
985 const char *location1;
986 const char *location2;
987 const char *location3;
988 const char *location4;
989
990 printf("test: ptrtype\n# TALLOC PTRTYPE\n");
991
992 s1 = talloc_ptrtype(top, s1);location1 = __location__;
993
994 if (talloc_get_size(s1) != sizeof(struct struct1)) {
995 printf("failure: ptrtype [\n"
996 "talloc_ptrtype() allocated the wrong size %lu (should be %lu)\n"
997 "]\n", (unsigned long)talloc_get_size(s1),
998 (unsigned long)sizeof(struct struct1));
999 return false;
1000 }
1001
1002 if (strcmp(location1, talloc_get_name(s1)) != 0) {
1003 printf("failure: ptrtype [\n"
1004 "talloc_ptrtype() sets the wrong name '%s' (should be '%s')\n]\n",
1005 talloc_get_name(s1), location1);
1006 return false;
1007 }
1008
1009 s2 = talloc_array_ptrtype(top, s2, 10);location2 = __location__;
1010
1011 if (talloc_get_size(s2) != (sizeof(struct struct1) * 10)) {
1012 printf("failure: ptrtype [\n"
1013 "talloc_array_ptrtype() allocated the wrong size "
1014 "%lu (should be %lu)\n]\n",
1015 (unsigned long)talloc_get_size(s2),
1016 (unsigned long)(sizeof(struct struct1)*10));
1017 return false;
1018 }
1019
1020 if (strcmp(location2, talloc_get_name(s2)) != 0) {
1021 printf("failure: ptrtype [\n"
1022 "talloc_array_ptrtype() sets the wrong name '%s' (should be '%s')\n]\n",
1023 talloc_get_name(s2), location2);
1024 return false;
1025 }
1026
1027 s3 = talloc_array_ptrtype(top, s3, 10);location3 = __location__;
1028
1029 if (talloc_get_size(s3) != (sizeof(struct struct1 *) * 10)) {
1030 printf("failure: ptrtype [\n"
1031 "talloc_array_ptrtype() allocated the wrong size "
1032 "%lu (should be %lu)\n]\n",
1033 (unsigned long)talloc_get_size(s3),
1034 (unsigned long)(sizeof(struct struct1 *)*10));
1035 return false;
1036 }
1037
1038 torture_assert_str_equal("ptrtype", location3, talloc_get_name(s3),
1039 "talloc_array_ptrtype() sets the wrong name");
1040
1041 s4 = talloc_array_ptrtype(top, s4, 10);location4 = __location__;
1042
1043 if (talloc_get_size(s4) != (sizeof(struct struct1 **) * 10)) {
1044 printf("failure: ptrtype [\n"
1045 "talloc_array_ptrtype() allocated the wrong size "
1046 "%lu (should be %lu)\n]\n",
1047 (unsigned long)talloc_get_size(s4),
1048 (unsigned long)(sizeof(struct struct1 **)*10));
1049 return false;
1050 }
1051
1052 torture_assert_str_equal("ptrtype", location4, talloc_get_name(s4),
1053 "talloc_array_ptrtype() sets the wrong name");
1054
1055 talloc_free(top);
1056
1057 printf("success: ptrtype\n");
1058 return true;
1059}
1060
1061static int _test_talloc_free_in_destructor(void **ptr)
1062{
1063 talloc_free(*ptr);
1064 return 0;
1065}
1066
1067static bool test_talloc_free_in_destructor(void)
1068{
1069 void *level0;
1070 void *level1;
1071 void *level2;
1072 void *level3;
1073 void *level4;
1074 void **level5;
1075
1076 printf("test: free_in_destructor\n# TALLOC FREE IN DESTRUCTOR\n");
1077
1078 level0 = talloc_new(NULL);
1079 level1 = talloc_new(level0);
1080 level2 = talloc_new(level1);
1081 level3 = talloc_new(level2);
1082 level4 = talloc_new(level3);
1083 level5 = talloc(level4, void *);
1084
1085 *level5 = level3;
1086 (void)talloc_reference(level0, level3);
1087 (void)talloc_reference(level3, level3);
1088 (void)talloc_reference(level5, level3);
1089
1090 talloc_set_destructor(level5, _test_talloc_free_in_destructor);
1091
1092 talloc_free(level1);
1093
1094 talloc_free(level0);
1095
1096 printf("success: free_in_destructor\n");
1097 return true;
1098}
1099
1100static bool test_autofree(void)
1101{
1102#if _SAMBA_BUILD_ < 4
1103 /* autofree test would kill smbtorture */
1104 void *p;
1105 printf("test: autofree\n# TALLOC AUTOFREE CONTEXT\n");
1106
1107 p = talloc_autofree_context();
1108 talloc_free(p);
1109
1110 p = talloc_autofree_context();
1111 talloc_free(p);
1112
1113 printf("success: autofree\n");
1114#endif
1115 return true;
1116}
1117
1118static bool test_pool(void)
1119{
1120 void *pool;
1121 void *p1, *p2, *p3, *p4;
1122
1123 pool = talloc_pool(NULL, 1024);
1124
1125 p1 = talloc_size(pool, 80);
1126 p2 = talloc_size(pool, 20);
1127 p3 = talloc_size(p1, 50);
1128 p4 = talloc_size(p3, 1000);
1129
1130 talloc_free(pool);
1131
1132 return true;
1133}
1134
1135static void test_reset(void)
1136{
1137 talloc_set_log_fn(test_log_stdout);
1138 test_abort_stop();
1139 talloc_disable_null_tracking();
1140 talloc_enable_null_tracking_no_autofree();
1141}
1142
1143struct torture_context;
1144bool torture_local_talloc(struct torture_context *tctx)
1145{
1146 bool ret = true;
1147
1148 setlinebuf(stdout);
1149
1150 test_reset();
1151 ret &= test_ref1();
1152 test_reset();
1153 ret &= test_ref2();
1154 test_reset();
1155 ret &= test_ref3();
1156 test_reset();
1157 ret &= test_ref4();
1158 test_reset();
1159 ret &= test_unlink1();
1160 test_reset();
1161 ret &= test_misc();
1162 test_reset();
1163 ret &= test_realloc();
1164 test_reset();
1165 ret &= test_realloc_child();
1166 test_reset();
1167 ret &= test_steal();
1168 test_reset();
1169 ret &= test_move();
1170 test_reset();
1171 ret &= test_unref_reparent();
1172 test_reset();
1173 ret &= test_realloc_fn();
1174 test_reset();
1175 ret &= test_type();
1176 test_reset();
1177 ret &= test_lifeless();
1178 test_reset();
1179 ret &= test_loop();
1180 test_reset();
1181 ret &= test_free_parent_deny_child();
1182 test_reset();
1183 ret &= test_talloc_ptrtype();
1184 test_reset();
1185 ret &= test_talloc_free_in_destructor();
1186 test_reset();
1187 ret &= test_pool();
1188
1189 if (ret) {
1190 test_reset();
1191 ret &= test_speed();
1192 }
1193 test_reset();
1194 ret &= test_autofree();
1195
1196 test_reset();
1197
1198 return ret;
1199}
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