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