git.ozlabs.org Git - ccan/blob - ccan/tdb2/test/run-55-transaction.c

   1 #include <ccan/tdb2/tdb.c>
   2 #include <ccan/tdb2/free.c>
   3 #include <ccan/tdb2/lock.c>
   4 #include <ccan/tdb2/io.c>
   5 #include <ccan/tdb2/hash.c>
   6 #include <ccan/tdb2/check.c>
   7 #include <ccan/tdb2/transaction.c>
   8 #include <ccan/tap/tap.h>
   9 #include "logging.h"
  10
  11 int main(int argc, char *argv[])
  12 {
  13         unsigned int i;
  14         struct tdb_context *tdb;
  15         unsigned char *buffer;
  16         int flags[] = { TDB_DEFAULT, TDB_NOMMAP,
  17                         TDB_CONVERT, TDB_NOMMAP|TDB_CONVERT };
  18         struct tdb_data key = { (unsigned char *)"key", 3 };
  19         struct tdb_data data;
  20
  21         buffer = malloc(1000);
  22         for (i = 0; i < 1000; i++)
  23                 buffer[i] = i;
  24
  25         plan_tests(sizeof(flags) / sizeof(flags[0]) * 18 + 1);
  26
  27         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  28                 tdb = tdb_open("run-55-transaction.tdb", flags[i],
  29                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  30                 ok1(tdb);
  31                 if (!tdb)
  32                         continue;
  33
  34                 ok1(tdb_transaction_start(tdb) == 0);
  35                 data.dptr = buffer;
  36                 data.dsize = 1000;
  37                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  38                 data = tdb_fetch(tdb, key);
  39                 ok1(data.dsize == 1000);
  40                 ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  41                 free(data.dptr);
  42
  43                 /* Cancelling a transaction means no store */
  44                 tdb_transaction_cancel(tdb);
  45                 ok1(tdb->allrecord_lock.count == 0 && tdb->num_lockrecs == 0);
  46                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  47                 data = tdb_fetch(tdb, key);
  48                 ok1(data.dsize == 0);
  49                 ok1(data.dptr == NULL);
  50
  51                 /* Commit the transaction. */
  52                 ok1(tdb_transaction_start(tdb) == 0);
  53                 data.dptr = buffer;
  54                 data.dsize = 1000;
  55                 ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  56                 data = tdb_fetch(tdb, key);
  57                 ok1(data.dsize == 1000);
  58                 ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  59                 free(data.dptr);
  60                 ok1(tdb_transaction_commit(tdb) == 0);
  61                 ok1(tdb->allrecord_lock.count == 0 && tdb->num_lockrecs == 0);
  62                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  63                 data = tdb_fetch(tdb, key);
  64                 ok1(data.dsize == 1000);
  65                 ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  66                 free(data.dptr);
  67
  68                 tdb_close(tdb);
  69         }
  70
  71         ok1(tap_log_messages == 0);
  72         free(buffer);
  73         return exit_status();
  74 }