lib/tdb2/test/api-missing-entries.c

   1 /* Another test revealed that we lost an entry.  This reproduces it. */
   2 #include "config.h"
   3 #include "tdb2.h"
   4 #include <ccan/hash/hash.h>
   5 #include "tap-interface.h"
   6 #include <sys/types.h>
   7 #include <sys/stat.h>
   8 #include <fcntl.h>
   9 #include "logging.h"
  10
  11 #define NUM_RECORDS 1189
  12
  13 /* We use the same seed which we saw this failure on. */
  14 static uint64_t failhash(const void *key, size_t len, uint64_t seed, void *p)
  15 {
  16         seed = 699537674708983027ULL;
  17         return hash64_stable((const unsigned char *)key, len, seed);
  18 }
  19
  20 int main(int argc, char *argv[])
  21 {
  22         int i;
  23         struct tdb_context *tdb;
  24         struct tdb_data key = { (unsigned char *)&i, sizeof(i) };
  25         struct tdb_data data = { (unsigned char *)&i, sizeof(i) };
  26         union tdb_attribute hattr = { .hash = { .base = { TDB_ATTRIBUTE_HASH },
  27                                                 .fn = failhash } };
  28
  29         hattr.base.next = &tap_log_attr;
  30         plan_tests(1 + NUM_RECORDS + 2);
  31
  32         tdb = tdb_open("run-missing-entries.tdb", TDB_INTERNAL,
  33                        O_RDWR|O_CREAT|O_TRUNC, 0600, &hattr);
  34         if (ok1(tdb)) {
  35                 for (i = 0; i < NUM_RECORDS; i++) {
  36                         ok1(tdb_store(tdb, key, data, TDB_REPLACE) == 0);
  37                 }
  38                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  39                 tdb_close(tdb);
  40         }
  41
  42         ok1(tap_log_messages == 0);
  43         return exit_status();
  44 }