lib/tdb2/test/api-91-get-stats.c

   1 #include <ccan/tdb2/tdb2.h>
   2 #include <ccan/tap/tap.h>
   3 #include <sys/types.h>
   4 #include <sys/stat.h>
   5 #include <fcntl.h>
   6 #include <stdlib.h>
   7 #include <stddef.h>
   8 #include "logging.h"
   9
  10 int main(int argc, char *argv[])
  11 {
  12         unsigned int i;
  13         struct tdb_context *tdb;
  14         int flags[] = { TDB_DEFAULT, TDB_NOMMAP,
  15                         TDB_CONVERT, TDB_NOMMAP|TDB_CONVERT,
  16                         TDB_VERSION1, TDB_NOMMAP|TDB_VERSION1,
  17                         TDB_CONVERT|TDB_VERSION1,
  18                         TDB_NOMMAP|TDB_CONVERT|TDB_VERSION1 };
  19
  20         plan_tests(sizeof(flags) / sizeof(flags[0]) * 11);
  21
  22         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  23                 union tdb_attribute *attr;
  24                 struct tdb_data key = tdb_mkdata("key", 3);
  25
  26                 tdb = tdb_open("run-91-get-stats.tdb", flags[i],
  27                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  28                 ok1(tdb);
  29                 ok1(tdb_store(tdb, key, key, TDB_REPLACE) == 0);
  30
  31                 /* Use malloc so valgrind will catch overruns. */
  32                 attr = malloc(sizeof *attr);
  33                 attr->stats.base.attr = TDB_ATTRIBUTE_STATS;
  34                 attr->stats.size = sizeof(*attr);
  35
  36                 ok1(tdb_get_attribute(tdb, attr) == 0);
  37                 ok1(attr->stats.size == sizeof(*attr));
  38                 ok1(attr->stats.allocs > 0);
  39                 ok1(attr->stats.expands > 0);
  40                 ok1(attr->stats.locks > 0);
  41                 free(attr);
  42
  43                 /* Try short one. */
  44                 attr = malloc(offsetof(struct tdb_attribute_stats, allocs)
  45                               + sizeof(attr->stats.allocs));
  46                 attr->stats.base.attr = TDB_ATTRIBUTE_STATS;
  47                 attr->stats.size = offsetof(struct tdb_attribute_stats, allocs)
  48                         + sizeof(attr->stats.allocs);
  49                 ok1(tdb_get_attribute(tdb, attr) == 0);
  50                 ok1(attr->stats.size == sizeof(*attr));
  51                 ok1(attr->stats.allocs > 0);
  52                 free(attr);
  53                 ok1(tap_log_messages == 0);
  54
  55                 tdb_close(tdb);
  56
  57         }
  58         return exit_status();
  59 }