git.ozlabs.org Git - ccan/blob - ccan/tdb2/test/run-15-append.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/tap/tap.h>
   8 #include "logging.h"
   9
  10 #define MAX_SIZE 13100
  11 #define SIZE_STEP 131
  12
  13 int main(int argc, char *argv[])
  14 {
  15         unsigned int i, j;
  16         struct tdb_context *tdb;
  17         unsigned char *buffer;
  18         int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
  19                         TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
  20                         TDB_NOMMAP|TDB_CONVERT };
  21         struct tdb_data key = { (unsigned char *)"key", 3 };
  22         struct tdb_data data;
  23
  24         buffer = malloc(MAX_SIZE);
  25         for (i = 0; i < MAX_SIZE; i++)
  26                 buffer[i] = i;
  27
  28         plan_tests(sizeof(flags) / sizeof(flags[0])
  29                    * ((2 + MAX_SIZE/SIZE_STEP * 4) * 2 + 6)
  30                    + 1);
  31
  32         /* Using tdb_store. */
  33         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  34                 tdb = tdb_open("run-append.tdb", flags[i],
  35                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  36                 ok1(tdb);
  37                 if (!tdb)
  38                         continue;
  39
  40                 for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
  41                         data.dptr = buffer;
  42                         data.dsize = j;
  43                         ok1(tdb_store(tdb, key, data, TDB_REPLACE) == 0);
  44                         ok1(tdb_check(tdb, NULL, NULL) == 0);
  45                         data = tdb_fetch(tdb, key);
  46                         ok1(data.dsize == j);
  47                         ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  48                         free(data.dptr);
  49                 }
  50                 ok1(!tdb_has_locks(tdb));
  51                 tdb_close(tdb);
  52         }
  53
  54         /* Using tdb_append. */
  55         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  56                 size_t prev_len = 0;
  57                 tdb = tdb_open("run-append.tdb", flags[i],
  58                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  59                 ok1(tdb);
  60                 if (!tdb)
  61                         continue;
  62
  63                 for (j = 0; j < MAX_SIZE; j += SIZE_STEP) {
  64                         data.dptr = buffer + prev_len;
  65                         data.dsize = j - prev_len;
  66                         ok1(tdb_append(tdb, key, data) == 0);
  67                         ok1(tdb_check(tdb, NULL, NULL) == 0);
  68                         data = tdb_fetch(tdb, key);
  69                         ok1(data.dsize == j);
  70                         ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  71                         free(data.dptr);
  72                         prev_len = data.dsize;
  73                 }
  74                 ok1(!tdb_has_locks(tdb));
  75                 tdb_close(tdb);
  76         }
  77
  78         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  79                 tdb = tdb_open("run-append.tdb", flags[i],
  80                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  81                 ok1(tdb);
  82                 if (!tdb)
  83                         continue;
  84
  85                 /* Huge initial store. */
  86                 data.dptr = buffer;
  87                 data.dsize = MAX_SIZE;
  88                 ok1(tdb_append(tdb, key, data) == 0);
  89                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  90                 data = tdb_fetch(tdb, key);
  91                 ok1(data.dsize == MAX_SIZE);
  92                 ok1(memcmp(data.dptr, buffer, data.dsize) == 0);
  93                 free(data.dptr);
  94                 ok1(!tdb_has_locks(tdb));
  95                 tdb_close(tdb);
  96         }
  97
  98         ok1(tap_log_messages == 0);
  99         return exit_status();
 100 }