git.ozlabs.org Git - ccan/blob - ccan/tdb2/test/run-81-seqnum.c

   1 #include "tdb2-source.h"
   2 #include <ccan/tap/tap.h>
   3 #include "logging.h"
   4
   5 int main(int argc, char *argv[])
   6 {
   7         unsigned int i;
   8         struct tdb_context *tdb;
   9         struct tdb_data d = { NULL, 0 }; /* Bogus GCC warning */
  10         struct tdb_data key = tdb_mkdata("key", 3);
  11         struct tdb_data data = tdb_mkdata("data", 4);
  12         int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
  13                         TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
  14                         TDB_NOMMAP|TDB_CONVERT };
  15
  16         plan_tests(sizeof(flags) / sizeof(flags[0]) * 15 + 4 * 13);
  17         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  18                 tdb = tdb_open("run-new_database.tdb", flags[i]|TDB_SEQNUM,
  19                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  20                 if (!ok1(tdb))
  21                         continue;
  22
  23                 ok1(tdb_get_seqnum(tdb) == 0);
  24                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  25                 ok1(tdb_get_seqnum(tdb) == 1);
  26                 /* Fetch doesn't change seqnum */
  27                 if (ok1(tdb_fetch(tdb, key, &d) == TDB_SUCCESS))
  28                         free(d.dptr);
  29                 ok1(tdb_get_seqnum(tdb) == 1);
  30                 ok1(tdb_append(tdb, key, data) == TDB_SUCCESS);
  31                 ok1(tdb_get_seqnum(tdb) == 2);
  32
  33                 ok1(tdb_delete(tdb, key) == TDB_SUCCESS);
  34                 ok1(tdb_get_seqnum(tdb) == 3);
  35                 /* Empty append works */
  36                 ok1(tdb_append(tdb, key, data) == TDB_SUCCESS);
  37                 ok1(tdb_get_seqnum(tdb) == 4);
  38
  39                 ok1(tdb_wipe_all(tdb) == TDB_SUCCESS);
  40                 ok1(tdb_get_seqnum(tdb) == 5);
  41
  42                 if (!(flags[i] & TDB_INTERNAL)) {
  43                         ok1(tdb_transaction_start(tdb) == TDB_SUCCESS);
  44                         ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  45                         ok1(tdb_get_seqnum(tdb) == 6);
  46                         ok1(tdb_append(tdb, key, data) == TDB_SUCCESS);
  47                         ok1(tdb_get_seqnum(tdb) == 7);
  48                         ok1(tdb_delete(tdb, key) == TDB_SUCCESS);
  49                         ok1(tdb_get_seqnum(tdb) == 8);
  50                         ok1(tdb_transaction_commit(tdb) == TDB_SUCCESS);
  51                         ok1(tdb_get_seqnum(tdb) == 8);
  52
  53                         ok1(tdb_transaction_start(tdb) == TDB_SUCCESS);
  54                         ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  55                         ok1(tdb_get_seqnum(tdb) == 9);
  56                         tdb_transaction_cancel(tdb);
  57                         ok1(tdb_get_seqnum(tdb) == 8);
  58                 }
  59                 tdb_close(tdb);
  60                 ok1(tap_log_messages == 0);
  61         }
  62         return exit_status();
  63 }