lib/talloc/testsuite.c

   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
  30 #include "talloc_testsuite.h"
  31
  32 static struct timeval timeval_current(void)
  33 {
  34         struct timeval tv;
  35         gettimeofday(&tv, NULL);
  36         return tv;
  37 }
  38
  39 static double timeval_elapsed(struct timeval *tv)
  40 {
  41         struct timeval tv2 = timeval_current();
  42         return (tv2.tv_sec - tv->tv_sec) +
  43                (tv2.tv_usec - tv->tv_usec)*1.0e-6;
  44 }
  45
  46 #define torture_assert(test, expr, str) if (!(expr)) { \
  47         printf("failure: %s [\n%s: Expression %s failed: %s\n]\n", \
  48                 test, __location__, #expr, str); \
  49         return false; \
  50 }
  51
  52 #define torture_assert_str_equal(test, arg1, arg2, desc) \
  53         if (arg1 == NULL && arg2 == NULL) {                             \
  54         } else if (strcmp(arg1, arg2)) {                        \
  55                 printf("failure: %s [\n%s: Expected %s, got %s: %s\n]\n", \
  56                    test, __location__, arg1, arg2, desc); \
  57                 return false; \
  58         }
  59
  60 #define CHECK_SIZE(test, ptr, tsize) do { \
  61         if (talloc_total_size(ptr) != (tsize)) { \
  62                 printf("failed: %s [\n%s: wrong '%s' tree size: got %u  expected %u\n]\n", \
  63                        test, __location__, #ptr, \
  64                        (unsigned)talloc_total_size(ptr), \
  65                        (unsigned)tsize); \
  66                 talloc_report_full(ptr, stdout); \
  67                 return false; \
  68         } \
  69 } while (0)
  70
  71 #define CHECK_BLOCKS(test, ptr, tblocks) do { \
  72         if (talloc_total_blocks(ptr) != (tblocks)) { \
  73                 printf("failed: %s [\n%s: wrong '%s' tree blocks: got %u  expected %u\n]\n", \
  74                        test, __location__, #ptr, \
  75                        (unsigned)talloc_total_blocks(ptr), \
  76                        (unsigned)tblocks); \
  77                 talloc_report_full(ptr, stdout); \
  78                 return false; \
  79         } \
  80 } while (0)
  81
  82 #define CHECK_PARENT(test, ptr, parent) do { \
  83         if (talloc_parent(ptr) != (parent)) { \
  84                 printf("failed: %s [\n%s: '%s' has wrong parent: got %p  expected %p\n]\n", \
  85                        test, __location__, #ptr, \
  86                        talloc_parent(ptr), \
  87                        (parent)); \
  88                 talloc_report_full(ptr, stdout); \
  89                 talloc_report_full(parent, stdout); \
  90                 talloc_report_full(NULL, stdout); \
  91                 return false; \
  92         } \
  93 } while (0)
  94
  95 static unsigned int test_abort_count;
  96
  97 #if 0
  98 static void test_abort_fn(const char *reason)
  99 {
 100         printf("# test_abort_fn(%s)\n", reason);
 101         test_abort_count++;
 102 }
 103
 104 static void test_abort_start(void)
 105 {
 106         test_abort_count = 0;
 107         talloc_set_abort_fn(test_abort_fn);
 108 }
 109 #endif
 110
 111 static void test_abort_stop(void)
 112 {
 113         test_abort_count = 0;
 114         talloc_set_abort_fn(NULL);
 115 }
 116
 117 static void test_log_stdout(const char *message)
 118 {
 119         fprintf(stdout, "%s", message);
 120 }
 121
 122 /*
 123   test references
 124 */
 125 static bool test_ref1(void)
 126 {
 127         void *root, *p1, *p2, *ref, *r1;
 128
 129         printf("test: ref1\n# SINGLE REFERENCE FREE\n");
 130
 131         root = talloc_named_const(NULL, 0, "root");
 132         p1 = talloc_named_const(root, 1, "p1");
 133         p2 = talloc_named_const(p1, 1, "p2");
 134         talloc_named_const(p1, 1, "x1");
 135         talloc_named_const(p1, 2, "x2");
 136         talloc_named_const(p1, 3, "x3");
 137
 138         r1 = talloc_named_const(root, 1, "r1");
 139         ref = talloc_reference(r1, p2);
 140         talloc_report_full(root, stderr);
 141
 142         CHECK_BLOCKS("ref1", p1, 5);
 143         CHECK_BLOCKS("ref1", p2, 1);
 144         CHECK_BLOCKS("ref1", r1, 2);
 145
 146         fprintf(stderr, "Freeing p2\n");
 147         talloc_unlink(r1, p2);
 148         talloc_report_full(root, stderr);
 149
 150         CHECK_BLOCKS("ref1", p1, 5);
 151         CHECK_BLOCKS("ref1", p2, 1);
 152         CHECK_BLOCKS("ref1", r1, 1);
 153
 154         fprintf(stderr, "Freeing p1\n");
 155         talloc_free(p1);
 156         talloc_report_full(root, stderr);
 157
 158         CHECK_BLOCKS("ref1", r1, 1);
 159
 160         fprintf(stderr, "Freeing r1\n");
 161         talloc_free(r1);
 162         talloc_report_full(NULL, stderr);
 163
 164         fprintf(stderr, "Testing NULL\n");
 165         if (talloc_reference(root, NULL)) {
 166                 return false;
 167         }
 168
 169         CHECK_BLOCKS("ref1", root, 1);
 170
 171         CHECK_SIZE("ref1", root, 0);
 172
 173         talloc_free(root);
 174         printf("success: ref1\n");
 175         return true;
 176 }
 177
 178 /*
 179   test references
 180 */
 181 static bool test_ref2(void)
 182 {
 183         void *root, *p1, *p2, *ref, *r1;
 184
 185         printf("test: ref2\n# DOUBLE REFERENCE FREE\n");
 186         root = talloc_named_const(NULL, 0, "root");
 187         p1 = talloc_named_const(root, 1, "p1");
 188         talloc_named_const(p1, 1, "x1");
 189         talloc_named_const(p1, 1, "x2");
 190         talloc_named_const(p1, 1, "x3");
 191         p2 = talloc_named_const(p1, 1, "p2");
 192
 193         r1 = talloc_named_const(root, 1, "r1");
 194         ref = talloc_reference(r1, p2);
 195         talloc_report_full(root, stderr);
 196
 197         CHECK_BLOCKS("ref2", p1, 5);
 198         CHECK_BLOCKS("ref2", p2, 1);
 199         CHECK_BLOCKS("ref2", r1, 2);
 200
 201         fprintf(stderr, "Freeing ref\n");
 202         talloc_unlink(r1, ref);
 203         talloc_report_full(root, stderr);
 204
 205         CHECK_BLOCKS("ref2", p1, 5);
 206         CHECK_BLOCKS("ref2", p2, 1);
 207         CHECK_BLOCKS("ref2", r1, 1);
 208
 209         fprintf(stderr, "Freeing p2\n");
 210         talloc_free(p2);
 211         talloc_report_full(root, stderr);
 212
 213         CHECK_BLOCKS("ref2", p1, 4);
 214         CHECK_BLOCKS("ref2", r1, 1);
 215
 216         fprintf(stderr, "Freeing p1\n");
 217         talloc_free(p1);
 218         talloc_report_full(root, stderr);
 219
 220         CHECK_BLOCKS("ref2", r1, 1);
 221
 222         fprintf(stderr, "Freeing r1\n");
 223         talloc_free(r1);
 224         talloc_report_full(root, stderr);
 225
 226         CHECK_SIZE("ref2", root, 0);
 227
 228         talloc_free(root);
 229         printf("success: ref2\n");
 230         return true;
 231 }
 232
 233 /*
 234   test references
 235 */
 236 static bool test_ref3(void)
 237 {
 238         void *root, *p1, *p2, *ref, *r1;
 239
 240         printf("test: ref3\n# PARENT REFERENCE FREE\n");
 241
 242         root = talloc_named_const(NULL, 0, "root");
 243         p1 = talloc_named_const(root, 1, "p1");
 244         p2 = talloc_named_const(root, 1, "p2");
 245         r1 = talloc_named_const(p1, 1, "r1");
 246         ref = talloc_reference(p2, r1);
 247         talloc_report_full(root, stderr);
 248
 249         CHECK_BLOCKS("ref3", p1, 2);
 250         CHECK_BLOCKS("ref3", p2, 2);
 251         CHECK_BLOCKS("ref3", r1, 1);
 252
 253         fprintf(stderr, "Freeing p1\n");
 254         talloc_free(p1);
 255         talloc_report_full(root, stderr);
 256
 257         CHECK_BLOCKS("ref3", p2, 2);
 258         CHECK_BLOCKS("ref3", r1, 1);
 259
 260         fprintf(stderr, "Freeing p2\n");
 261         talloc_free(p2);
 262         talloc_report_full(root, stderr);
 263
 264         CHECK_SIZE("ref3", root, 0);
 265
 266         talloc_free(root);
 267
 268         printf("success: ref3\n");
 269         return true;
 270 }
 271
 272 /*
 273   test references
 274 */
 275 static bool test_ref4(void)
 276 {
 277         void *root, *p1, *p2, *ref, *r1;
 278
 279         printf("test: ref4\n# REFERRER REFERENCE FREE\n");
 280
 281         root = talloc_named_const(NULL, 0, "root");
 282         p1 = talloc_named_const(root, 1, "p1");
 283         talloc_named_const(p1, 1, "x1");
 284         talloc_named_const(p1, 1, "x2");
 285         talloc_named_const(p1, 1, "x3");
 286         p2 = talloc_named_const(p1, 1, "p2");
 287
 288         r1 = talloc_named_const(root, 1, "r1");
 289         ref = talloc_reference(r1, p2);
 290         talloc_report_full(root, stderr);
 291
 292         CHECK_BLOCKS("ref4", p1, 5);
 293         CHECK_BLOCKS("ref4", p2, 1);
 294         CHECK_BLOCKS("ref4", r1, 2);
 295
 296         fprintf(stderr, "Freeing r1\n");
 297         talloc_free(r1);
 298         talloc_report_full(root, stderr);
 299
 300         CHECK_BLOCKS("ref4", p1, 5);
 301         CHECK_BLOCKS("ref4", p2, 1);
 302
 303         fprintf(stderr, "Freeing p2\n");
 304         talloc_free(p2);
 305         talloc_report_full(root, stderr);
 306
 307         CHECK_BLOCKS("ref4", p1, 4);
 308
 309         fprintf(stderr, "Freeing p1\n");
 310         talloc_free(p1);
 311         talloc_report_full(root, stderr);
 312
 313         CHECK_SIZE("ref4", root, 0);
 314
 315         talloc_free(root);
 316
 317         printf("success: ref4\n");
 318         return true;
 319 }
 320
 321
 322 /*
 323   test references
 324 */
 325 static bool test_unlink1(void)
 326 {
 327         void *root, *p1, *p2, *ref, *r1;
 328
 329         printf("test: unlink\n# UNLINK\n");
 330
 331         root = talloc_named_const(NULL, 0, "root");
 332         p1 = talloc_named_const(root, 1, "p1");
 333         talloc_named_const(p1, 1, "x1");
 334         talloc_named_const(p1, 1, "x2");
 335         talloc_named_const(p1, 1, "x3");
 336         p2 = talloc_named_const(p1, 1, "p2");
 337
 338         r1 = talloc_named_const(p1, 1, "r1");
 339         ref = talloc_reference(r1, p2);
 340         talloc_report_full(root, stderr);
 341
 342         CHECK_BLOCKS("unlink", p1, 7);
 343         CHECK_BLOCKS("unlink", p2, 1);
 344         CHECK_BLOCKS("unlink", r1, 2);
 345
 346         fprintf(stderr, "Unreferencing r1\n");
 347         talloc_unlink(r1, p2);
 348         talloc_report_full(root, stderr);
 349
 350         CHECK_BLOCKS("unlink", p1, 6);
 351         CHECK_BLOCKS("unlink", p2, 1);
 352         CHECK_BLOCKS("unlink", r1, 1);
 353
 354         fprintf(stderr, "Freeing p1\n");
 355         talloc_free(p1);
 356         talloc_report_full(root, stderr);
 357
 358         CHECK_SIZE("unlink", root, 0);
 359
 360         talloc_free(root);
 361
 362         printf("success: unlink\n");
 363         return true;
 364 }
 365
 366 static int fail_destructor(void *ptr)
 367 {
 368         return -1;
 369 }
 370
 371 /*
 372   miscellaneous tests to try to get a higher test coverage percentage
 373 */
 374 static bool test_misc(void)
 375 {
 376         void *root, *p1;
 377         char *p2;
 378         double *d;
 379         const char *name;
 380
 381         printf("test: misc\n# MISCELLANEOUS\n");
 382
 383         root = talloc_new(NULL);
 384
 385         p1 = talloc_size(root, 0x7fffffff);
 386         torture_assert("misc", !p1, "failed: large talloc allowed\n");
 387
 388         p1 = talloc_strdup(root, "foo");
 389         talloc_increase_ref_count(p1);
 390         talloc_increase_ref_count(p1);
 391         talloc_increase_ref_count(p1);
 392         CHECK_BLOCKS("misc", p1, 1);
 393         CHECK_BLOCKS("misc", root, 2);
 394         talloc_unlink(NULL, p1);
 395         CHECK_BLOCKS("misc", p1, 1);
 396         CHECK_BLOCKS("misc", root, 2);
 397         talloc_unlink(NULL, p1);
 398         CHECK_BLOCKS("misc", p1, 1);
 399         CHECK_BLOCKS("misc", root, 2);
 400         p2 = talloc_strdup(p1, "foo");
 401         torture_assert("misc", talloc_unlink(root, p2) == -1,
 402                                    "failed: talloc_unlink() of non-reference context should return -1\n");
 403         torture_assert("misc", talloc_unlink(p1, p2) == 0,
 404                 "failed: talloc_unlink() of parent should succeed\n");
 405         talloc_unlink(NULL, p1);
 406         CHECK_BLOCKS("misc", p1, 1);
 407         CHECK_BLOCKS("misc", root, 2);
 408
 409         name = talloc_set_name(p1, "my name is %s", "foo");
 410         torture_assert_str_equal("misc", talloc_get_name(p1), "my name is foo",
 411                 "failed: wrong name after talloc_set_name(my name is foo)");
 412         CHECK_BLOCKS("misc", p1, 2);
 413         CHECK_BLOCKS("misc", root, 3);
 414
 415         talloc_set_name_const(p1, NULL);
 416         torture_assert_str_equal ("misc", talloc_get_name(p1), "UNNAMED",
 417                 "failed: wrong name after talloc_set_name(NULL)");
 418         CHECK_BLOCKS("misc", p1, 2);
 419         CHECK_BLOCKS("misc", root, 3);
 420
 421         torture_assert("misc", talloc_free(NULL) == -1,
 422                                    "talloc_free(NULL) should give -1\n");
 423
 424         talloc_set_destructor(p1, fail_destructor);
 425         torture_assert("misc", talloc_free(p1) == -1,
 426                 "Failed destructor should cause talloc_free to fail\n");
 427         talloc_set_destructor(p1, NULL);
 428
 429         talloc_report(root, stderr);
 430
 431
 432         p2 = (char *)talloc_zero_size(p1, 20);
 433         torture_assert("misc", p2[19] == 0, "Failed to give zero memory\n");
 434         talloc_free(p2);
 435
 436         torture_assert("misc", talloc_strdup(root, NULL) == NULL,
 437                 "failed: strdup on NULL should give NULL\n");
 438
 439         p2 = talloc_strndup(p1, "foo", 2);
 440         torture_assert("misc", strcmp("fo", p2) == 0,
 441                                    "strndup doesn't work\n");
 442         p2 = talloc_asprintf_append_buffer(p2, "o%c", 'd');
 443         torture_assert("misc", strcmp("food", p2) == 0,
 444                                    "talloc_asprintf_append_buffer doesn't work\n");
 445         CHECK_BLOCKS("misc", p2, 1);
 446         CHECK_BLOCKS("misc", p1, 3);
 447
 448         p2 = talloc_asprintf_append_buffer(NULL, "hello %s", "world");
 449         torture_assert("misc", strcmp("hello world", p2) == 0,
 450                 "talloc_asprintf_append_buffer doesn't work\n");
 451         CHECK_BLOCKS("misc", p2, 1);
 452         CHECK_BLOCKS("misc", p1, 3);
 453         talloc_free(p2);
 454
 455         d = talloc_array(p1, double, 0x20000000);
 456         torture_assert("misc", !d, "failed: integer overflow not detected\n");
 457
 458         d = talloc_realloc(p1, d, double, 0x20000000);
 459         torture_assert("misc", !d, "failed: integer overflow not detected\n");
 460
 461         talloc_free(p1);
 462         CHECK_BLOCKS("misc", root, 1);
 463
 464         p1 = talloc_named(root, 100, "%d bytes", 100);
 465         CHECK_BLOCKS("misc", p1, 2);
 466         CHECK_BLOCKS("misc", root, 3);
 467         talloc_unlink(root, p1);
 468
 469         p1 = talloc_init("%d bytes", 200);
 470         p2 = talloc_asprintf(p1, "my test '%s'", "string");
 471         torture_assert_str_equal("misc", p2, "my test 'string'",
 472                 "failed: talloc_asprintf(\"my test '%%s'\", \"string\") gave: \"%s\"");
 473         CHECK_BLOCKS("misc", p1, 3);
 474         CHECK_SIZE("misc", p2, 17);
 475         CHECK_BLOCKS("misc", root, 1);
 476         talloc_unlink(NULL, p1);
 477
 478         p1 = talloc_named_const(root, 10, "p1");
 479         p2 = (char *)talloc_named_const(root, 20, "p2");
 480         (void)talloc_reference(p1, p2);
 481         talloc_report_full(root, stderr);
 482         talloc_unlink(root, p2);
 483         talloc_report_full(root, stderr);
 484         CHECK_BLOCKS("misc", p2, 1);
 485         CHECK_BLOCKS("misc", p1, 2);
 486         CHECK_BLOCKS("misc", root, 3);
 487         talloc_unlink(p1, p2);
 488         talloc_unlink(root, p1);
 489
 490         p1 = talloc_named_const(root, 10, "p1");
 491         p2 = (char *)talloc_named_const(root, 20, "p2");
 492         (void)talloc_reference(NULL, p2);
 493         talloc_report_full(root, stderr);
 494         talloc_unlink(root, p2);
 495         talloc_report_full(root, stderr);
 496         CHECK_BLOCKS("misc", p2, 1);
 497         CHECK_BLOCKS("misc", p1, 1);
 498         CHECK_BLOCKS("misc", root, 2);
 499         talloc_unlink(NULL, p2);
 500         talloc_unlink(root, p1);
 501
 502         /* Test that talloc_unlink is a no-op */
 503
 504         torture_assert("misc", talloc_unlink(root, NULL) == -1,
 505                 "failed: talloc_unlink(root, NULL) == -1\n");
 506
 507         talloc_report(root, stderr);
 508         talloc_report(NULL, stderr);
 509
 510         CHECK_SIZE("misc", root, 0);
 511
 512         talloc_free(root);
 513
 514         CHECK_SIZE("misc", NULL, 0);
 515
 516         talloc_enable_null_tracking_no_autofree();
 517         talloc_enable_leak_report();
 518         talloc_enable_leak_report_full();
 519
 520         printf("success: misc\n");
 521
 522         return true;
 523 }
 524
 525
 526 /*
 527   test realloc
 528 */
 529 static bool test_realloc(void)
 530 {
 531         void *root, *p1, *p2;
 532
 533         printf("test: realloc\n# REALLOC\n");
 534
 535         root = talloc_new(NULL);
 536
 537         p1 = talloc_size(root, 10);
 538         CHECK_SIZE("realloc", p1, 10);
 539
 540         p1 = talloc_realloc_size(NULL, p1, 20);
 541         CHECK_SIZE("realloc", p1, 20);
 542
 543         talloc_new(p1);
 544
 545         p2 = talloc_realloc_size(p1, NULL, 30);
 546
 547         talloc_new(p1);
 548
 549         p2 = talloc_realloc_size(p1, p2, 40);
 550
 551         CHECK_SIZE("realloc", p2, 40);
 552         CHECK_SIZE("realloc", root, 60);
 553         CHECK_BLOCKS("realloc", p1, 4);
 554
 555         p1 = talloc_realloc_size(NULL, p1, 20);
 556         CHECK_SIZE("realloc", p1, 60);
 557
 558         talloc_increase_ref_count(p2);
 559         torture_assert("realloc", talloc_realloc_size(NULL, p2, 5) == NULL,
 560                 "failed: talloc_realloc() on a referenced pointer should fail\n");
 561         CHECK_BLOCKS("realloc", p1, 4);
 562
 563         talloc_realloc_size(NULL, p2, 0);
 564         talloc_realloc_size(NULL, p2, 0);
 565         CHECK_BLOCKS("realloc", p1, 4);
 566         talloc_realloc_size(p1, p2, 0);
 567         CHECK_BLOCKS("realloc", p1, 3);
 568
 569         torture_assert("realloc", talloc_realloc_size(NULL, p1, 0x7fffffff) == NULL,
 570                 "failed: oversize talloc should fail\n");
 571
 572         talloc_realloc_size(NULL, p1, 0);
 573         CHECK_BLOCKS("realloc", root, 4);
 574         talloc_realloc_size(root, p1, 0);
 575         CHECK_BLOCKS("realloc", root, 1);
 576
 577         CHECK_SIZE("realloc", root, 0);
 578
 579         talloc_free(root);
 580
 581         printf("success: realloc\n");
 582
 583         return true;
 584 }
 585
 586 /*
 587   test realloc with a child
 588 */
 589 static bool test_realloc_child(void)
 590 {
 591         void *root;
 592         struct el2 {
 593                 const char *name;
 594         } *el2;
 595         struct el1 {
 596                 int count;
 597                 struct el2 **list, **list2, **list3;
 598         } *el1;
 599
 600         printf("test: REALLOC WITH CHILD\n");
 601
 602         root = talloc_new(NULL);
 603
 604         el1 = talloc(root, struct el1);
 605         el1->list = talloc(el1, struct el2 *);
 606         el1->list[0] = talloc(el1->list, struct el2);
 607         el1->list[0]->name = talloc_strdup(el1->list[0], "testing");
 608
 609         el1->list2 = talloc(el1, struct el2 *);
 610         el1->list2[0] = talloc(el1->list2, struct el2);
 611         el1->list2[0]->name = talloc_strdup(el1->list2[0], "testing2");
 612
 613         el1->list3 = talloc(el1, struct el2 *);
 614         el1->list3[0] = talloc(el1->list3, struct el2);
 615         el1->list3[0]->name = talloc_strdup(el1->list3[0], "testing2");
 616
 617         el2 = talloc(el1->list, struct el2);
 618         el2 = talloc(el1->list2, struct el2);
 619         el2 = talloc(el1->list3, struct el2);
 620
 621         el1->list = talloc_realloc(el1, el1->list, struct el2 *, 100);
 622         el1->list2 = talloc_realloc(el1, el1->list2, struct el2 *, 200);
 623         el1->list3 = talloc_realloc(el1, el1->list3, struct el2 *, 300);
 624
 625         talloc_free(root);
 626
 627         printf("success: REALLOC WITH CHILD\n");
 628         return true;
 629 }
 630
 631 /*
 632   test type checking
 633 */
 634 static bool test_type(void)
 635 {
 636         void *root;
 637         struct el1 {
 638                 int count;
 639         };
 640         struct el2 {
 641                 int count;
 642         };
 643         struct el1 *el1;
 644
 645         printf("test: type\n# talloc type checking\n");
 646
 647         root = talloc_new(NULL);
 648
 649         el1 = talloc(root, struct el1);
 650
 651         el1->count = 1;
 652
 653         torture_assert("type", talloc_get_type(el1, struct el1) == el1,
 654                 "type check failed on el1\n");
 655         torture_assert("type", talloc_get_type(el1, struct el2) == NULL,
 656                 "type check failed on el1 with el2\n");
 657         talloc_set_type(el1, struct el2);
 658         torture_assert("type", talloc_get_type(el1, struct el2) == (struct el2 *)el1,
 659                 "type set failed on el1 with el2\n");
 660
 661         talloc_free(root);
 662
 663         printf("success: type\n");
 664         return true;
 665 }
 666
 667 /*
 668   test steal
 669 */
 670 static bool test_steal(void)
 671 {
 672         void *root, *p1, *p2;
 673
 674         printf("test: steal\n# STEAL\n");
 675
 676         root = talloc_new(NULL);
 677
 678         p1 = talloc_array(root, char, 10);
 679         CHECK_SIZE("steal", p1, 10);
 680
 681         p2 = talloc_realloc(root, NULL, char, 20);
 682         CHECK_SIZE("steal", p1, 10);
 683         CHECK_SIZE("steal", root, 30);
 684
 685         torture_assert("steal", talloc_steal(p1, NULL) == NULL,
 686                 "failed: stealing NULL should give NULL\n");
 687
 688         torture_assert("steal", talloc_steal(p1, p1) == p1,
 689                 "failed: stealing to ourselves is a nop\n");
 690         CHECK_BLOCKS("steal", root, 3);
 691         CHECK_SIZE("steal", root, 30);
 692
 693         talloc_steal(NULL, p1);
 694         talloc_steal(NULL, p2);
 695         CHECK_BLOCKS("steal", root, 1);
 696         CHECK_SIZE("steal", root, 0);
 697
 698         talloc_free(p1);
 699         talloc_steal(root, p2);
 700         CHECK_BLOCKS("steal", root, 2);
 701         CHECK_SIZE("steal", root, 20);
 702
 703         talloc_free(p2);
 704
 705         CHECK_BLOCKS("steal", root, 1);
 706         CHECK_SIZE("steal", root, 0);
 707
 708         talloc_free(root);
 709
 710         p1 = talloc_size(NULL, 3);
 711         talloc_report_full(NULL, stderr);
 712         CHECK_SIZE("steal", NULL, 3);
 713         talloc_free(p1);
 714
 715         printf("success: steal\n");
 716         return true;
 717 }
 718
 719 /*
 720   test move
 721 */
 722 static bool test_move(void)
 723 {
 724         void *root;
 725         struct t_move {
 726                 char *p;
 727                 int *x;
 728         } *t1, *t2;
 729
 730         printf("test: move\n# MOVE\n");
 731
 732         root = talloc_new(NULL);
 733
 734         t1 = talloc(root, struct t_move);
 735         t2 = talloc(root, struct t_move);
 736         t1->p = talloc_strdup(t1, "foo");
 737         t1->x = talloc(t1, int);
 738         *t1->x = 42;
 739
 740         t2->p = talloc_move(t2, &t1->p);
 741         t2->x = talloc_move(t2, &t1->x);
 742         torture_assert("move", t1->p == NULL && t1->x == NULL &&
 743             strcmp(t2->p, "foo") == 0 && *t2->x == 42,
 744                 "talloc move failed");
 745
 746         talloc_free(root);
 747
 748         printf("success: move\n");
 749
 750         return true;
 751 }
 752
 753 /*
 754   test talloc_realloc_fn
 755 */
 756 static bool test_realloc_fn(void)
 757 {
 758         void *root, *p1;
 759
 760         printf("test: realloc_fn\n# talloc_realloc_fn\n");
 761
 762         root = talloc_new(NULL);
 763
 764         p1 = talloc_realloc_fn(root, NULL, 10);
 765         CHECK_BLOCKS("realloc_fn", root, 2);
 766         CHECK_SIZE("realloc_fn", root, 10);
 767         p1 = talloc_realloc_fn(root, p1, 20);
 768         CHECK_BLOCKS("realloc_fn", root, 2);
 769         CHECK_SIZE("realloc_fn", root, 20);
 770         p1 = talloc_realloc_fn(root, p1, 0);
 771         CHECK_BLOCKS("realloc_fn", root, 1);
 772         CHECK_SIZE("realloc_fn", root, 0);
 773
 774         talloc_free(root);
 775
 776         printf("success: realloc_fn\n");
 777         return true;
 778 }
 779
 780
 781 static bool test_unref_reparent(void)
 782 {
 783         void *root, *p1, *p2, *c1;
 784
 785         printf("test: unref_reparent\n# UNREFERENCE AFTER PARENT FREED\n");
 786
 787         root = talloc_named_const(NULL, 0, "root");
 788         p1 = talloc_named_const(root, 1, "orig parent");
 789         p2 = talloc_named_const(root, 1, "parent by reference");
 790
 791         c1 = talloc_named_const(p1, 1, "child");
 792         talloc_reference(p2, c1);
 793
 794         CHECK_PARENT("unref_reparent", c1, p1);
 795
 796         talloc_free(p1);
 797
 798         CHECK_PARENT("unref_reparent", c1, p2);
 799
 800         talloc_unlink(p2, c1);
 801
 802         CHECK_SIZE("unref_reparent", root, 1);
 803
 804         talloc_free(p2);
 805         talloc_free(root);
 806
 807         printf("success: unref_reparent\n");
 808         return true;
 809 }
 810
 811 /*
 812   measure the speed of talloc versus malloc
 813 */
 814 static bool test_speed(void)
 815 {
 816         void *ctx = talloc_new(NULL);
 817         unsigned count;
 818         const int loop = 1000;
 819         int i;
 820         struct timeval tv;
 821
 822         printf("test: speed\n# TALLOC VS MALLOC SPEED\n");
 823
 824         tv = timeval_current();
 825         count = 0;
 826         do {
 827                 void *p1, *p2, *p3;
 828                 for (i=0;i<loop;i++) {
 829                         p1 = talloc_size(ctx, loop % 100);
 830                         p2 = talloc_strdup(p1, "foo bar");
 831                         p3 = talloc_size(p1, 300);
 832                         talloc_free(p1);
 833                 }
 834                 count += 3 * loop;
 835         } while (timeval_elapsed(&tv) < 5.0);
 836
 837         fprintf(stderr, "talloc: %.0f ops/sec\n", count/timeval_elapsed(&tv));
 838
 839         talloc_free(ctx);
 840
 841         ctx = talloc_pool(NULL, 1024);
 842
 843         tv = timeval_current();
 844         count = 0;
 845         do {
 846                 void *p1, *p2, *p3;
 847                 for (i=0;i<loop;i++) {
 848                         p1 = talloc_size(ctx, loop % 100);
 849                         p2 = talloc_strdup(p1, "foo bar");
 850                         p3 = talloc_size(p1, 300);
 851                         talloc_free(p1);
 852                 }
 853                 count += 3 * loop;
 854         } while (timeval_elapsed(&tv) < 5.0);
 855
 856         talloc_free(ctx);
 857
 858         fprintf(stderr, "talloc_pool: %.0f ops/sec\n", count/timeval_elapsed(&tv));
 859
 860         tv = timeval_current();
 861         count = 0;
 862         do {
 863                 void *p1, *p2, *p3;
 864                 for (i=0;i<loop;i++) {
 865                         p1 = malloc(loop % 100);
 866                         p2 = strdup("foo bar");
 867                         p3 = malloc(300);
 868                         free(p1);
 869                         free(p2);
 870                         free(p3);
 871                 }
 872                 count += 3 * loop;
 873         } while (timeval_elapsed(&tv) < 5.0);
 874         fprintf(stderr, "malloc: %.0f ops/sec\n", count/timeval_elapsed(&tv));
 875
 876         printf("success: speed\n");
 877
 878         return true;
 879 }
 880
 881 static bool test_lifeless(void)
 882 {
 883         void *top = talloc_new(NULL);
 884         char *parent, *child;
 885         void *child_owner = talloc_new(NULL);
 886
 887         printf("test: lifeless\n# TALLOC_UNLINK LOOP\n");
 888
 889         parent = talloc_strdup(top, "parent");
 890         child = talloc_strdup(parent, "child");
 891         (void)talloc_reference(child, parent);
 892         (void)talloc_reference(child_owner, child);
 893         talloc_report_full(top, stderr);
 894         talloc_unlink(top, parent);
 895         talloc_unlink(top, child);
 896         talloc_report_full(top, stderr);
 897         talloc_free(top);
 898         talloc_free(child_owner);
 899         talloc_free(child);
 900
 901         printf("success: lifeless\n");
 902         return true;
 903 }
 904
 905 static int loop_destructor_count;
 906
 907 static int test_loop_destructor(char *ptr)
 908 {
 909         loop_destructor_count++;
 910         return 0;
 911 }
 912
 913 static bool test_loop(void)
 914 {
 915         void *top = talloc_new(NULL);
 916         char *parent;
 917         struct req1 {
 918                 char *req2, *req3;
 919         } *req1;
 920
 921         printf("test: loop\n# TALLOC LOOP DESTRUCTION\n");
 922
 923         parent = talloc_strdup(top, "parent");
 924         req1 = talloc(parent, struct req1);
 925         req1->req2 = talloc_strdup(req1, "req2");
 926         talloc_set_destructor(req1->req2, test_loop_destructor);
 927         req1->req3 = talloc_strdup(req1, "req3");
 928         (void)talloc_reference(req1->req3, req1);
 929         talloc_report_full(top, stderr);
 930         talloc_free(parent);
 931         talloc_report_full(top, stderr);
 932         talloc_report_full(NULL, stderr);
 933         talloc_free(top);
 934
 935         torture_assert("loop", loop_destructor_count == 1,
 936                                    "FAILED TO FIRE LOOP DESTRUCTOR\n");
 937         loop_destructor_count = 0;
 938
 939         printf("success: loop\n");
 940         return true;
 941 }
 942
 943 static int fail_destructor_str(char *ptr)
 944 {
 945         return -1;
 946 }
 947
 948 static bool test_free_parent_deny_child(void)
 949 {
 950         void *top = talloc_new(NULL);
 951         char *level1;
 952         char *level2;
 953         char *level3;
 954
 955         printf("test: free_parent_deny_child\n# TALLOC FREE PARENT DENY CHILD\n");
 956
 957         level1 = talloc_strdup(top, "level1");
 958         level2 = talloc_strdup(level1, "level2");
 959         level3 = talloc_strdup(level2, "level3");
 960
 961         talloc_set_destructor(level3, fail_destructor_str);
 962         talloc_free(level1);
 963         talloc_set_destructor(level3, NULL);
 964
 965         CHECK_PARENT("free_parent_deny_child", level3, top);
 966
 967         talloc_free(top);
 968
 969         printf("success: free_parent_deny_child\n");
 970         return true;
 971 }
 972
 973 static bool test_talloc_ptrtype(void)
 974 {
 975         void *top = talloc_new(NULL);
 976         struct struct1 {
 977                 int foo;
 978                 int bar;
 979         } *s1, *s2, **s3, ***s4;
 980         const char *location1;
 981         const char *location2;
 982         const char *location3;
 983         const char *location4;
 984
 985         printf("test: ptrtype\n# TALLOC PTRTYPE\n");
 986
 987         s1 = talloc_ptrtype(top, s1);location1 = __location__;
 988
 989         if (talloc_get_size(s1) != sizeof(struct struct1)) {
 990                 printf("failure: ptrtype [\n"
 991                   "talloc_ptrtype() allocated the wrong size %lu (should be %lu)\n"
 992                   "]\n", (unsigned long)talloc_get_size(s1),
 993                            (unsigned long)sizeof(struct struct1));
 994                 return false;
 995         }
 996
 997         if (strcmp(location1, talloc_get_name(s1)) != 0) {
 998                 printf("failure: ptrtype [\n"
 999                   "talloc_ptrtype() sets the wrong name '%s' (should be '%s')\n]\n",
1000                         talloc_get_name(s1), location1);
1001                 return false;
1002         }
1003
1004         s2 = talloc_array_ptrtype(top, s2, 10);location2 = __location__;
1005
1006         if (talloc_get_size(s2) != (sizeof(struct struct1) * 10)) {
1007                 printf("failure: ptrtype [\n"
1008                            "talloc_array_ptrtype() allocated the wrong size "
1009                        "%lu (should be %lu)\n]\n",
1010                         (unsigned long)talloc_get_size(s2),
1011                     (unsigned long)(sizeof(struct struct1)*10));
1012                 return false;
1013         }
1014
1015         if (strcmp(location2, talloc_get_name(s2)) != 0) {
1016                 printf("failure: ptrtype [\n"
1017                 "talloc_array_ptrtype() sets the wrong name '%s' (should be '%s')\n]\n",
1018                         talloc_get_name(s2), location2);
1019                 return false;
1020         }
1021
1022         s3 = talloc_array_ptrtype(top, s3, 10);location3 = __location__;
1023
1024         if (talloc_get_size(s3) != (sizeof(struct struct1 *) * 10)) {
1025                 printf("failure: ptrtype [\n"
1026                            "talloc_array_ptrtype() allocated the wrong size "
1027                        "%lu (should be %lu)\n]\n",
1028                            (unsigned long)talloc_get_size(s3),
1029                        (unsigned long)(sizeof(struct struct1 *)*10));
1030                 return false;
1031         }
1032
1033         torture_assert_str_equal("ptrtype", location3, talloc_get_name(s3),
1034                 "talloc_array_ptrtype() sets the wrong name");
1035
1036         s4 = talloc_array_ptrtype(top, s4, 10);location4 = __location__;
1037
1038         if (talloc_get_size(s4) != (sizeof(struct struct1 **) * 10)) {
1039                 printf("failure: ptrtype [\n"
1040                       "talloc_array_ptrtype() allocated the wrong size "
1041                        "%lu (should be %lu)\n]\n",
1042                            (unsigned long)talloc_get_size(s4),
1043                        (unsigned long)(sizeof(struct struct1 **)*10));
1044                 return false;
1045         }
1046
1047         torture_assert_str_equal("ptrtype", location4, talloc_get_name(s4),
1048                 "talloc_array_ptrtype() sets the wrong name");
1049
1050         talloc_free(top);
1051
1052         printf("success: ptrtype\n");
1053         return true;
1054 }
1055
1056 static int _test_talloc_free_in_destructor(void **ptr)
1057 {
1058         talloc_free(*ptr);
1059         return 0;
1060 }
1061
1062 static bool test_talloc_free_in_destructor(void)
1063 {
1064         void *level0;
1065         void *level1;
1066         void *level2;
1067         void *level3;
1068         void *level4;
1069         void **level5;
1070
1071         printf("test: free_in_destructor\n# TALLOC FREE IN DESTRUCTOR\n");
1072
1073         level0 = talloc_new(NULL);
1074         level1 = talloc_new(level0);
1075         level2 = talloc_new(level1);
1076         level3 = talloc_new(level2);
1077         level4 = talloc_new(level3);
1078         level5 = talloc(level4, void *);
1079
1080         *level5 = level3;
1081         (void)talloc_reference(level0, level3);
1082         (void)talloc_reference(level3, level3);
1083         (void)talloc_reference(level5, level3);
1084
1085         talloc_set_destructor(level5, _test_talloc_free_in_destructor);
1086
1087         talloc_free(level1);
1088
1089         talloc_free(level0);
1090
1091         printf("success: free_in_destructor\n");
1092         return true;
1093 }
1094
1095 static bool test_autofree(void)
1096 {
1097 #if _SAMBA_BUILD_ < 4
1098         /* autofree test would kill smbtorture */
1099         void *p;
1100         printf("test: autofree\n# TALLOC AUTOFREE CONTEXT\n");
1101
1102         p = talloc_autofree_context();
1103         talloc_free(p);
1104
1105         p = talloc_autofree_context();
1106         talloc_free(p);
1107
1108         printf("success: autofree\n");
1109 #endif
1110         return true;
1111 }
1112
1113 static bool test_pool(void)
1114 {
1115         void *pool;
1116         void *p1, *p2, *p3, *p4;
1117         void *p2_2;
1118
1119         pool = talloc_pool(NULL, 1024);
1120
1121         p1 = talloc_size(pool, 80);
1122         memset(p1, 0x11, talloc_get_size(p1));
1123         p2 = talloc_size(pool, 20);
1124         memset(p2, 0x11, talloc_get_size(p2));
1125         p3 = talloc_size(p1, 50);
1126         memset(p3, 0x11, talloc_get_size(p3));
1127         p4 = talloc_size(p3, 1000);
1128         memset(p4, 0x11, talloc_get_size(p4));
1129
1130 #if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1131         p2_2 = talloc_realloc_size(pool, p2, 20+1);
1132         torture_assert("pool realloc 20+1", p2_2 == p2, "failed: pointer changed");
1133         memset(p2, 0x11, talloc_get_size(p2));
1134         p2_2 = talloc_realloc_size(pool, p2, 20-1);
1135         torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
1136         memset(p2, 0x11, talloc_get_size(p2));
1137         p2_2 = talloc_realloc_size(pool, p2, 20-1);
1138         torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
1139         memset(p2, 0x11, talloc_get_size(p2));
1140
1141         talloc_free(p3);
1142
1143         /* this should reclaim the memory of p4 and p3 */
1144         p2_2 = talloc_realloc_size(pool, p2, 400);
1145         torture_assert("pool realloc 400", p2_2 == p2, "failed: pointer changed");
1146         memset(p2, 0x11, talloc_get_size(p2));
1147
1148         talloc_free(p1);
1149
1150         /* this should reclaim the memory of p1 */
1151         p2_2 = talloc_realloc_size(pool, p2, 800);
1152         torture_assert("pool realloc 800", p2_2 == p1, "failed: pointer not changed");
1153         p2 = p2_2;
1154         memset(p2, 0x11, talloc_get_size(p2));
1155
1156         /* this should do a malloc */
1157         p2_2 = talloc_realloc_size(pool, p2, 1800);
1158         torture_assert("pool realloc 1800", p2_2 != p2, "failed: pointer not changed");
1159         p2 = p2_2;
1160         memset(p2, 0x11, talloc_get_size(p2));
1161
1162         /* this should reclaim the memory from the pool */
1163         p3 = talloc_size(pool, 80);
1164         torture_assert("pool alloc 80", p3 == p1, "failed: pointer changed");
1165         memset(p3, 0x11, talloc_get_size(p3));
1166
1167         talloc_free(p2);
1168         talloc_free(p3);
1169
1170         p1 = talloc_size(pool, 80);
1171         memset(p1, 0x11, talloc_get_size(p1));
1172         p2 = talloc_size(pool, 20);
1173         memset(p2, 0x11, talloc_get_size(p2));
1174
1175         talloc_free(p1);
1176
1177         p2_2 = talloc_realloc_size(pool, p2, 20-1);
1178         torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
1179         memset(p2, 0x11, talloc_get_size(p2));
1180         p2_2 = talloc_realloc_size(pool, p2, 20-1);
1181         torture_assert("pool realloc 20-1", p2_2 == p2, "failed: pointer changed");
1182         memset(p2, 0x11, talloc_get_size(p2));
1183
1184         /* this should do a malloc */
1185         p2_2 = talloc_realloc_size(pool, p2, 1800);
1186         torture_assert("pool realloc 1800", p2_2 != p2, "failed: pointer not changed");
1187         p2 = p2_2;
1188         memset(p2, 0x11, talloc_get_size(p2));
1189
1190         /* this should reclaim the memory from the pool */
1191         p3 = talloc_size(pool, 800);
1192         torture_assert("pool alloc 800", p3 == p1, "failed: pointer changed");
1193         memset(p3, 0x11, talloc_get_size(p3));
1194
1195 #endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1196
1197         talloc_free(pool);
1198
1199         return true;
1200 }
1201
1202 static bool test_pool_steal(void)
1203 {
1204         void *root;
1205         void *pool;
1206         void *p1, *p2;
1207         void *p1_2, *p2_2;
1208         size_t hdr;
1209         size_t ofs1, ofs2;
1210
1211         root = talloc_new(NULL);
1212         pool = talloc_pool(root, 1024);
1213
1214         p1 = talloc_size(pool, 4 * 16);
1215         torture_assert("pool allocate 4 * 16", p1 != NULL, "failed ");
1216         memset(p1, 0x11, talloc_get_size(p1));
1217         p2 = talloc_size(pool, 4 * 16);
1218         torture_assert("pool allocate 4 * 16", p2 > p1, "failed: !(p2 > p1) ");
1219         memset(p2, 0x11, talloc_get_size(p2));
1220
1221         ofs1 = PTR_DIFF(p2, p1);
1222         hdr = ofs1 - talloc_get_size(p1);
1223
1224         talloc_steal(root, p1);
1225         talloc_steal(root, p2);
1226
1227         talloc_free(pool);
1228
1229         p1_2 = p1;
1230
1231 #if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1232         p1_2 = talloc_realloc_size(root, p1, 5 * 16);
1233         torture_assert("pool realloc 5 * 16", p1_2 > p2, "failed: pointer not changed");
1234         memset(p1_2, 0x11, talloc_get_size(p1_2));
1235         ofs1 = PTR_DIFF(p1_2, p2);
1236         ofs2 = talloc_get_size(p2) + hdr;
1237
1238         torture_assert("pool realloc ", ofs1 == ofs2, "failed: pointer offset unexpected");
1239
1240         p2_2 = talloc_realloc_size(root, p2, 3 * 16);
1241         torture_assert("pool realloc 5 * 16", p2_2 == p2, "failed: pointer changed");
1242         memset(p2_2, 0x11, talloc_get_size(p2_2));
1243 #endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1244
1245         talloc_free(p1_2);
1246
1247         p2_2 = p2;
1248
1249 #if 1 /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1250         /* now we should reclaim the full pool */
1251         p2_2 = talloc_realloc_size(root, p2, 8 * 16);
1252         torture_assert("pool realloc 8 * 16", p2_2 == p1, "failed: pointer not expected");
1253         p2 = p2_2;
1254         memset(p2_2, 0x11, talloc_get_size(p2_2));
1255
1256         /* now we malloc and free the full pool space */
1257         p2_2 = talloc_realloc_size(root, p2, 2 * 1024);
1258         torture_assert("pool realloc 2 * 1024", p2_2 != p1, "failed: pointer not expected");
1259         memset(p2_2, 0x11, talloc_get_size(p2_2));
1260
1261 #endif /* this relies on ALWAYS_REALLOC == 0 in talloc.c */
1262
1263         talloc_free(p2_2);
1264
1265         talloc_free(root);
1266
1267         return true;
1268 }
1269
1270 static bool test_pool_nest(void)
1271 {
1272         void *p1, *p2, *p3;
1273         void *e = talloc_new(NULL);
1274
1275         p1 = talloc_pool(NULL, 1024);
1276         torture_assert("talloc_pool", p1 != NULL, "failed");
1277
1278         p2 = talloc_pool(p1, 500);
1279         torture_assert("talloc_pool", p2 != NULL, "failed");
1280
1281         p3 = talloc_size(p2, 10);
1282
1283         talloc_steal(e, p3);
1284
1285         talloc_free(p2);
1286
1287         talloc_free(p3);
1288
1289         talloc_free(p1);
1290
1291         return true;
1292 }
1293
1294 struct pooled {
1295         char *s1;
1296         char *s2;
1297         char *s3;
1298 };
1299
1300 static bool test_pooled_object(void)
1301 {
1302         struct pooled *p;
1303         const char *s1 = "hello";
1304         const char *s2 = "world";
1305         const char *s3 = "";
1306
1307         p = talloc_pooled_object(NULL, struct pooled, 3,
1308                         strlen(s1)+strlen(s2)+strlen(s3)+3);
1309
1310         if (talloc_get_size(p) != sizeof(struct pooled)) {
1311                 return false;
1312         }
1313
1314         p->s1 = talloc_strdup(p, s1);
1315
1316         TALLOC_FREE(p->s1);
1317         p->s1 = talloc_strdup(p, s2);
1318         TALLOC_FREE(p->s1);
1319
1320         p->s1 = talloc_strdup(p, s1);
1321         p->s2 = talloc_strdup(p, s2);
1322         p->s3 = talloc_strdup(p, s3);
1323
1324         TALLOC_FREE(p);
1325         return true;
1326 }
1327
1328 static bool test_free_ref_null_context(void)
1329 {
1330         void *p1, *p2, *p3;
1331         int ret;
1332
1333         talloc_disable_null_tracking();
1334         p1 = talloc_new(NULL);
1335         p2 = talloc_new(NULL);
1336
1337         p3 = talloc_reference(p2, p1);
1338         torture_assert("reference", p3 == p1, "failed: reference on null");
1339
1340         ret = talloc_free(p1);
1341         torture_assert("ref free with null parent", ret == 0, "failed: free with null parent");
1342         talloc_free(p2);
1343
1344         talloc_enable_null_tracking_no_autofree();
1345         p1 = talloc_new(NULL);
1346         p2 = talloc_new(NULL);
1347
1348         p3 = talloc_reference(p2, p1);
1349         torture_assert("reference", p3 == p1, "failed: reference on null");
1350
1351         ret = talloc_free(p1);
1352         torture_assert("ref free with null tracked parent", ret == 0, "failed: free with null parent");
1353         talloc_free(p2);
1354
1355         return true;
1356 }
1357
1358 static bool test_rusty(void)
1359 {
1360         void *root;
1361         const char *p1;
1362
1363         talloc_enable_null_tracking();
1364         root = talloc_new(NULL);
1365         p1 = talloc_strdup(root, "foo");
1366         talloc_increase_ref_count(p1);
1367         talloc_report_full(root, stdout);
1368         talloc_free(root);
1369         CHECK_BLOCKS("null_context", NULL, 2);
1370         return true;
1371 }
1372
1373 static bool test_free_children(void)
1374 {
1375         void *root;
1376         char *p1, *p2;
1377         const char *name, *name2;
1378
1379         talloc_enable_null_tracking();
1380         root = talloc_new(NULL);
1381         p1 = talloc_strdup(root, "foo1");
1382         p2 = talloc_strdup(p1, "foo2");
1383
1384         talloc_set_name(p1, "%s", "testname");
1385         talloc_free_children(p1);
1386         /* check its still a valid talloc ptr */
1387         talloc_get_size(talloc_get_name(p1));
1388         if (strcmp(talloc_get_name(p1), "testname") != 0) {
1389                 return false;
1390         }
1391
1392         talloc_set_name(p1, "%s", "testname");
1393         name = talloc_get_name(p1);
1394         talloc_free_children(p1);
1395         /* check its still a valid talloc ptr */
1396         talloc_get_size(talloc_get_name(p1));
1397         torture_assert("name", name == talloc_get_name(p1), "name ptr changed");
1398         torture_assert("namecheck", strcmp(talloc_get_name(p1), "testname") == 0,
1399                        "wrong name");
1400         CHECK_BLOCKS("name1", p1, 2);
1401
1402         /* note that this does not free the old child name */
1403         talloc_set_name_const(p1, "testname2");
1404         name2 = talloc_get_name(p1);
1405         /* but this does */
1406         talloc_free_children(p1);
1407         torture_assert("namecheck", strcmp(talloc_get_name(p1), "testname2") == 0,
1408                        "wrong name");
1409         CHECK_BLOCKS("name1", p1, 1);
1410
1411         talloc_report_full(root, stdout);
1412         talloc_free(root);
1413         return true;
1414 }
1415
1416 static bool test_memlimit(void)
1417 {
1418         void *root;
1419         char *l1, *l2, *l3, *l4, *l5, *t;
1420         char *pool;
1421         int i;
1422
1423         printf("test: memlimit\n# MEMORY LIMITS\n");
1424
1425         printf("==== talloc_new(NULL)\n");
1426         root = talloc_new(NULL);
1427
1428         talloc_report_full(root, stdout);
1429
1430         printf("==== talloc_size(root, 2048)\n");
1431         l1 = talloc_size(root, 2048);
1432         torture_assert("memlimit", l1 != NULL,
1433                 "failed: alloc should not fail due to memory limit\n");
1434
1435         talloc_report_full(root, stdout);
1436
1437         printf("==== talloc_free(l1)\n");
1438         talloc_free(l1);
1439
1440         talloc_report_full(root, stdout);
1441
1442         printf("==== talloc_strdup(root, level 1)\n");
1443         l1 = talloc_strdup(root, "level 1");
1444         torture_assert("memlimit", l1 != NULL,
1445                 "failed: alloc should not fail due to memory limit\n");
1446
1447         talloc_report_full(root, stdout);
1448
1449         printf("==== talloc_set_memlimit(l1, 2048)\n");
1450         torture_assert("memlimit", talloc_set_memlimit(l1, 2048) == 0,
1451                 "failed: setting memlimit should never fail\n");
1452
1453         talloc_report_full(root, stdout);
1454
1455         printf("==== talloc_size(root, 2048)\n");
1456         l2 = talloc_size(l1, 2048);
1457         torture_assert("memlimit", l2 == NULL,
1458                 "failed: alloc should fail due to memory limit\n");
1459
1460         talloc_report_full(root, stdout);
1461
1462         printf("==== talloc_strdup(l1, level 2)\n");
1463         l2 = talloc_strdup(l1, "level 2");
1464         torture_assert("memlimit", l2 != NULL,
1465                 "failed: alloc should not fail due to memory limit\n");
1466
1467         talloc_report_full(root, stdout);
1468
1469         printf("==== talloc_free(l2)\n");
1470         talloc_free(l2);
1471
1472         talloc_report_full(root, stdout);
1473
1474         printf("==== talloc_size(NULL, 2048)\n");
1475         l2 = talloc_size(NULL, 2048);
1476
1477         talloc_report_full(root, stdout);
1478
1479         printf("==== talloc_steal(l1, l2)\n");
1480         talloc_steal(l1, l2);
1481
1482         talloc_report_full(root, stdout);
1483
1484         printf("==== talloc_strdup(l2, level 3)\n");
1485         l3 = talloc_strdup(l2, "level 3");
1486         torture_assert("memlimit", l3 == NULL,
1487                 "failed: alloc should fail due to memory limit\n");
1488
1489         talloc_report_full(root, stdout);
1490
1491         printf("==== talloc_free(l2)\n");
1492         talloc_free(l2);
1493
1494         talloc_report_full(root, stdout);
1495
1496         printf("==== talloc_strdup(NULL, level 2)\n");
1497         l2 = talloc_strdup(NULL, "level 2");
1498         talloc_steal(l1, l2);
1499
1500         talloc_report_full(root, stdout);
1501
1502         printf("==== talloc_strdup(l2, level 3)\n");
1503         l3 = talloc_strdup(l2, "level 3");
1504         torture_assert("memlimit", l3 != NULL,
1505                 "failed: alloc should not fail due to memory limit\n");
1506
1507         talloc_report_full(root, stdout);
1508
1509         printf("==== talloc_set_memlimit(l3, 1024)\n");
1510         torture_assert("memlimit", talloc_set_memlimit(l3, 1024) == 0,
1511                 "failed: setting memlimit should never fail\n");
1512
1513         talloc_report_full(root, stdout);
1514
1515         printf("==== talloc_strdup(l3, level 4)\n");
1516         l4 = talloc_strdup(l3, "level 4");
1517         torture_assert("memlimit", l4 != NULL,
1518                 "failed: alloc should not fail due to memory limit\n");
1519
1520         talloc_report_full(root, stdout);
1521
1522         printf("==== talloc_set_memlimit(l4, 512)\n");
1523         torture_assert("memlimit", talloc_set_memlimit(l4, 512) == 0,
1524                 "failed: setting memlimit should never fail\n");
1525
1526         talloc_report_full(root, stdout);
1527
1528         printf("==== talloc_strdup(l4, level 5)\n");
1529         l5 = talloc_strdup(l4, "level 5");
1530         torture_assert("memlimit", l5 != NULL,
1531                 "failed: alloc should not fail due to memory limit\n");
1532
1533         talloc_report_full(root, stdout);
1534
1535         printf("==== talloc_realloc(NULL, l5, char, 600)\n");
1536         t = talloc_realloc(NULL, l5, char, 600);
1537         torture_assert("memlimit", t == NULL,
1538                 "failed: alloc should fail due to memory limit\n");
1539
1540         talloc_report_full(root, stdout);
1541
1542         printf("==== talloc_realloc(NULL, l5, char, 5)\n");
1543         l5 = talloc_realloc(NULL, l5, char, 5);
1544         torture_assert("memlimit", l5 != NULL,
1545                 "failed: alloc should not fail due to memory limit\n");
1546
1547         talloc_report_full(root, stdout);
1548
1549         printf("==== talloc_strdup(l3, level 4)\n");
1550         l4 = talloc_strdup(l3, "level 4");
1551         torture_assert("memlimit", l4 != NULL,
1552                 "failed: alloc should not fail due to memory limit\n");
1553
1554         talloc_report_full(root, stdout);
1555
1556         printf("==== talloc_set_memlimit(l4, 512)\n");
1557         torture_assert("memlimit", talloc_set_memlimit(l4, 512) == 0,
1558                 "failed: setting memlimit should never fail\n");
1559
1560         talloc_report_full(root, stdout);
1561
1562         printf("==== talloc_strdup(l4, level 5)\n");
1563         l5 = talloc_strdup(l4, "level 5");
1564         torture_assert("memlimit", l5 != NULL,
1565                 "failed: alloc should not fail due to memory limit\n");
1566
1567         talloc_report_full(root, stdout);
1568
1569         printf("==== Make new temp context and steal l5\n");
1570         t = talloc_new(root);
1571         talloc_steal(t, l5);
1572
1573         talloc_report_full(root, stdout);
1574
1575         printf("==== talloc_size(t, 2048)\n");
1576         l1 = talloc_size(t, 2048);
1577         torture_assert("memlimit", l1 != NULL,
1578                 "failed: alloc should not fail due to memory limit\n");
1579
1580         talloc_report_full(root, stdout);
1581         talloc_free(root);
1582
1583         /* Test memlimits with pools. */
1584         pool = talloc_pool(NULL, 10*1024);
1585         torture_assert("memlimit", pool != NULL,
1586                 "failed: alloc should not fail due to memory limit\n");
1587         talloc_set_memlimit(pool, 10*1024);
1588         for (i = 0; i < 9; i++) {
1589                 l1 = talloc_size(pool, 1024);
1590                 torture_assert("memlimit", l1 != NULL,
1591                         "failed: alloc should not fail due to memory limit\n");
1592         }
1593         /* The next alloc should fail. */
1594         l2 = talloc_size(pool, 1024);
1595         torture_assert("memlimit", l2 == NULL,
1596                         "failed: alloc should fail due to memory limit\n");
1597
1598         /* Moving one of the children shouldn't change the limit,
1599            as it's still inside the pool. */
1600         root = talloc_new(NULL);
1601         talloc_steal(root, l1);
1602         l2 = talloc_size(pool, 1024);
1603         torture_assert("memlimit", l2 == NULL,
1604                         "failed: alloc should fail due to memory limit\n");
1605
1606         talloc_free(pool);
1607         talloc_free(root);
1608         printf("success: memlimit\n");
1609
1610         return true;
1611 }
1612
1613 static void test_reset(void)
1614 {
1615         talloc_set_log_fn(test_log_stdout);
1616         test_abort_stop();
1617         talloc_disable_null_tracking();
1618         talloc_enable_null_tracking_no_autofree();
1619 }
1620
1621 bool torture_local_talloc(struct torture_context *tctx)
1622 {
1623         bool ret = true;
1624
1625         setlinebuf(stdout);
1626
1627         test_reset();
1628         ret &= test_pooled_object();
1629         test_reset();
1630         ret &= test_pool_nest();
1631         test_reset();
1632         ret &= test_ref1();
1633         test_reset();
1634         ret &= test_ref2();
1635         test_reset();
1636         ret &= test_ref3();
1637         test_reset();
1638         ret &= test_ref4();
1639         test_reset();
1640         ret &= test_unlink1();
1641         test_reset();
1642         ret &= test_misc();
1643         test_reset();
1644         ret &= test_realloc();
1645         test_reset();
1646         ret &= test_realloc_child();
1647         test_reset();
1648         ret &= test_steal();
1649         test_reset();
1650         ret &= test_move();
1651         test_reset();
1652         ret &= test_unref_reparent();
1653         test_reset();
1654         ret &= test_realloc_fn();
1655         test_reset();
1656         ret &= test_type();
1657         test_reset();
1658         ret &= test_lifeless();
1659         test_reset();
1660         ret &= test_loop();
1661         test_reset();
1662         ret &= test_free_parent_deny_child();
1663         test_reset();
1664         ret &= test_talloc_ptrtype();
1665         test_reset();
1666         ret &= test_talloc_free_in_destructor();
1667         test_reset();
1668         ret &= test_pool();
1669         test_reset();
1670         ret &= test_pool_steal();
1671         test_reset();
1672         ret &= test_free_ref_null_context();
1673         test_reset();
1674         ret &= test_rusty();
1675         test_reset();
1676         ret &= test_free_children();
1677         test_reset();
1678         ret &= test_memlimit();
1679
1680
1681         if (ret) {
1682                 test_reset();
1683                 ret &= test_speed();
1684         }
1685         test_reset();
1686         ret &= test_autofree();
1687
1688         test_reset();
1689         talloc_disable_null_tracking();
1690         return ret;
1691 }