lib/tdb2/test/run-02-expand.c

   1 #include <ccan/failtest/failtest_override.h>
   2 #include <ccan/tdb2/tdb.c>
   3 #include <ccan/tdb2/open.c>
   4 #include <ccan/tdb2/free.c>
   5 #include <ccan/tdb2/lock.c>
   6 #include <ccan/tdb2/io.c>
   7 #include <ccan/tdb2/check.c>
   8 #include <ccan/tdb2/transaction.c>
   9 #include <ccan/tdb2/hash.c>
  10 #include <ccan/tap/tap.h>
  11 #include <ccan/failtest/failtest.h>
  12 #include "logging.h"
  13 #include "failtest_helper.h"
  14
  15 static bool failtest_suppress = false;
  16
  17 /* Don't need to test everything here, just want expand testing. */
  18 static enum failtest_result
  19 suppress_failure(struct failtest_call *history, unsigned num)
  20 {
  21         if (failtest_suppress)
  22                 return FAIL_DONT_FAIL;
  23         return block_repeat_failures(history, num);
  24 }
  25
  26 int main(int argc, char *argv[])
  27 {
  28         unsigned int i;
  29         uint64_t val;
  30         struct tdb_context *tdb;
  31         int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
  32                         TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
  33                         TDB_NOMMAP|TDB_CONVERT };
  34
  35         plan_tests(sizeof(flags) / sizeof(flags[0]) * 11 + 1);
  36
  37         failtest_init(argc, argv);
  38         failtest_hook = suppress_failure;
  39         failtest_exit_check = exit_check_log;
  40
  41         for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
  42                 failtest_suppress = true;
  43                 tdb = tdb_open("run-expand.tdb", flags[i],
  44                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
  45                 if (!ok1(tdb))
  46                         break;
  47
  48                 val = tdb->file->map_size;
  49                 /* Need some hash lock for expand. */
  50                 ok1(tdb_lock_hashes(tdb, 0, 1, F_WRLCK, TDB_LOCK_WAIT) == 0);
  51                 failtest_suppress = false;
  52                 if (!ok1(tdb_expand(tdb, 1) == 0)) {
  53                         failtest_suppress = true;
  54                         tdb_close(tdb);
  55                         break;
  56                 }
  57                 failtest_suppress = true;
  58
  59                 ok1(tdb->file->map_size >= val + 1 * TDB_EXTENSION_FACTOR);
  60                 ok1(tdb_unlock_hashes(tdb, 0, 1, F_WRLCK) == 0);
  61                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  62
  63                 val = tdb->file->map_size;
  64                 ok1(tdb_lock_hashes(tdb, 0, 1, F_WRLCK, TDB_LOCK_WAIT) == 0);
  65                 failtest_suppress = false;
  66                 if (!ok1(tdb_expand(tdb, 1024) == 0)) {
  67                         failtest_suppress = true;
  68                         tdb_close(tdb);
  69                         break;
  70                 }
  71                 failtest_suppress = true;
  72                 ok1(tdb_unlock_hashes(tdb, 0, 1, F_WRLCK) == 0);
  73                 ok1(tdb->file->map_size >= val + 1024 * TDB_EXTENSION_FACTOR);
  74                 ok1(tdb_check(tdb, NULL, NULL) == 0);
  75                 tdb_close(tdb);
  76         }
  77
  78         ok1(tap_log_messages == 0);
  79         failtest_exit(exit_status());
  80 }