git.ozlabs.org Git - ccan/blob - ccan/ntdb/test/run-tdb_foreach.c

   1 #include "ntdb-source.h"
   2 #include "tap-interface.h"
   3 #include "logging.h"
   4
   5 static int drop_count(struct ntdb_context *ntdb, unsigned int *count)
   6 {
   7         if (--(*count) == 0)
   8                 return 1;
   9         return 0;
  10 }
  11
  12 static int set_found(struct ntdb_context *ntdb, bool found[3])
  13 {
  14         unsigned int idx;
  15
  16         if (strcmp(ntdb_name(ntdb), "run-ntdb_foreach0.ntdb") == 0)
  17                 idx = 0;
  18         else if (strcmp(ntdb_name(ntdb), "run-ntdb_foreach1.ntdb") == 0)
  19                 idx = 1;
  20         else if (strcmp(ntdb_name(ntdb), "run-ntdb_foreach2.ntdb") == 0)
  21                 idx = 2;
  22         else
  23                 abort();
  24
  25         if (found[idx])
  26                 abort();
  27         found[idx] = true;
  28         return 0;
  29 }
  30
  31 int main(int argc, char *argv[])
  32 {
  33         unsigned int i, count;
  34         bool found[3];
  35         struct ntdb_context *ntdb0, *ntdb1, *ntdb;
  36         int flags[] = { NTDB_DEFAULT, NTDB_NOMMAP,
  37                         NTDB_CONVERT, NTDB_NOMMAP|NTDB_CONVERT };
  38
  39         plan_tests(sizeof(flags) / sizeof(flags[0]) * 8);
  40         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  41                 ntdb0 = ntdb_open("run-ntdb_foreach0.ntdb",
  42                                   flags[i]|MAYBE_NOSYNC,
  43                                   O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  44                 ntdb1 = ntdb_open("run-ntdb_foreach1.ntdb",
  45                                   flags[i]|MAYBE_NOSYNC,
  46                                   O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  47                 ntdb = ntdb_open("run-ntdb_foreach2.ntdb",
  48                                  flags[i]|MAYBE_NOSYNC,
  49                                  O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  50
  51                 memset(found, 0, sizeof(found));
  52                 ntdb_foreach(set_found, found);
  53                 ok1(found[0] && found[1] && found[2]);
  54
  55                 /* Test premature iteration termination */
  56                 count = 1;
  57                 ntdb_foreach(drop_count, &count);
  58                 ok1(count == 0);
  59
  60                 ntdb_close(ntdb1);
  61                 memset(found, 0, sizeof(found));
  62                 ntdb_foreach(set_found, found);
  63                 ok1(found[0] && !found[1] && found[2]);
  64
  65                 ntdb_close(ntdb);
  66                 memset(found, 0, sizeof(found));
  67                 ntdb_foreach(set_found, found);
  68                 ok1(found[0] && !found[1] && !found[2]);
  69
  70                 ntdb1 = ntdb_open("run-ntdb_foreach1.ntdb",
  71                                   flags[i]|MAYBE_NOSYNC,
  72                                   O_RDWR, 0600, &tap_log_attr);
  73                 memset(found, 0, sizeof(found));
  74                 ntdb_foreach(set_found, found);
  75                 ok1(found[0] && found[1] && !found[2]);
  76
  77                 ntdb_close(ntdb0);
  78                 memset(found, 0, sizeof(found));
  79                 ntdb_foreach(set_found, found);
  80                 ok1(!found[0] && found[1] && !found[2]);
  81
  82                 ntdb_close(ntdb1);
  83                 memset(found, 0, sizeof(found));
  84                 ntdb_foreach(set_found, found);
  85                 ok1(!found[0] && !found[1] && !found[2]);
  86                 ok1(tap_log_messages == 0);
  87         }
  88
  89         return exit_status();
  90 }