git.ozlabs.org Git - ccan/blob - ccan/tdb/test/run-nested-traverse.c

   1 #define _XOPEN_SOURCE 500
   2 #include "tdb/tdb.h"
   3 #include "tdb/io.c"
   4 #include "tdb/tdb.c"
   5 #include "tdb/lock.c"
   6 #include "tdb/freelist.c"
   7 #include "tdb/traverse.c"
   8 #include "tdb/transaction.c"
   9 #include "tdb/error.c"
  10 #include "tdb/open.c"
  11 #include "tap/tap.h"
  12 #include <stdlib.h>
  13 #include <stdbool.h>
  14 #include <err.h>
  15 #include "external-transaction.h"
  16
  17 static int agent;
  18
  19 static bool correct_key(TDB_DATA key)
  20 {
  21         return key.dsize == strlen("hi")
  22                 && memcmp(key.dptr, "hi", key.dsize) == 0;
  23 }
  24
  25 static bool correct_data(TDB_DATA data)
  26 {
  27         return data.dsize == strlen("world")
  28                 && memcmp(data.dptr, "world", data.dsize) == 0;
  29 }
  30
  31 static int traverse2(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data,
  32                      void *p)
  33 {
  34         ok1(correct_key(key));
  35         ok1(correct_data(data));
  36         return 0;
  37 }
  38
  39 static int traverse1(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data,
  40                      void *p)
  41 {
  42         ok1(correct_key(key));
  43         ok1(correct_data(data));
  44         ok1(!external_agent_transaction(agent, tdb_name(tdb)));
  45         tdb_traverse(tdb, traverse2, NULL);
  46
  47         /* That should *not* release the transaction lock! */
  48         ok1(!external_agent_transaction(agent, tdb_name(tdb)));
  49         return 0;
  50 }
  51
  52 int main(int argc, char *argv[])
  53 {
  54         struct tdb_context *tdb;
  55         TDB_DATA key, data;
  56
  57         plan_tests(15);
  58         agent = prepare_external_agent();
  59         if (agent < 0)
  60                 err(1, "preparing agent");
  61
  62         tdb = tdb_open("/tmp/test3.tdb", 1024, TDB_CLEAR_IF_FIRST,
  63                        O_CREAT|O_TRUNC|O_RDWR, 0600);
  64         ok1(tdb);
  65
  66         ok1(external_agent_transaction(agent, tdb_name(tdb)));
  67
  68         key.dsize = strlen("hi");
  69         key.dptr = (void *)"hi";
  70         data.dptr = (void *)"world";
  71         data.dsize = strlen("world");
  72
  73         ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
  74         tdb_traverse(tdb, traverse1, NULL);
  75         tdb_traverse_read(tdb, traverse1, NULL);
  76         tdb_close(tdb);
  77
  78         return exit_status();
  79 }