+#define _XOPEN_SOURCE 500
+#include "tdb/tdb.h"
+#include "tdb/io.c"
+#include "tdb/tdb.c"
+#include "tdb/lock.c"
+#include "tdb/freelist.c"
+#include "tdb/traverse.c"
+#include "tdb/transaction.c"
+#include "tdb/error.c"
+#include "tdb/open.c"
+#include "tap/tap.h"
+#include <stdlib.h>
+#include <stdbool.h>
+#include <err.h>
+int main(int argc, char *argv[])
+{
+ struct tdb_context *tdb;
+ TDB_DATA key, data;
+
+ plan_tests(27);
+ key.dsize = strlen("hi");
+ key.dptr = (void *)"hi";
+
+ tdb = tdb_open("/tmp/test4.tdb", 1024, TDB_CLEAR_IF_FIRST,
+ O_CREAT|O_TRUNC|O_RDWR, 0600);
+ ok1(tdb);
+
+ /* No nesting by default. */
+ ok1(tdb_transaction_start(tdb) == 0);
+ data.dptr = (void *)"world";
+ data.dsize = strlen("world");
+ ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
+ data = tdb_fetch(tdb, key);
+ ok1(data.dsize == strlen("world"));
+ ok1(memcmp(data.dptr, "world", strlen("world")) == 0);
+ free(data.dptr);
+ ok1(tdb_transaction_start(tdb) != 0);
+ ok1(tdb_error(tdb) == TDB_ERR_NESTING);
+
+ data = tdb_fetch(tdb, key);
+ ok1(data.dsize == strlen("world"));
+ ok1(memcmp(data.dptr, "world", strlen("world")) == 0);
+ free(data.dptr);
+ ok1(tdb_transaction_commit(tdb) == 0);
+ data = tdb_fetch(tdb, key);
+ ok1(data.dsize == strlen("world"));
+ ok1(memcmp(data.dptr, "world", strlen("world")) == 0);
+ free(data.dptr);
+ tdb_close(tdb);
+
+ tdb = tdb_open("/tmp/test4.tdb", 1024, TDB_ALLOW_NESTING, O_RDWR, 0);
+ ok1(tdb);
+
+ ok1(tdb_transaction_start(tdb) == 0);
+ ok1(tdb_transaction_start(tdb) == 0);
+ ok1(tdb_delete(tdb, key) == 0);
+ ok1(tdb_transaction_commit(tdb) == 0);
+ ok1(!tdb_exists(tdb, key));
+ ok1(tdb_transaction_cancel(tdb) == 0);
+ /* Surprise! Kills inner "committed" transaction. */
+ ok1(tdb_exists(tdb, key));
+
+ ok1(tdb_transaction_start(tdb) == 0);
+ ok1(tdb_transaction_start(tdb) == 0);
+ ok1(tdb_delete(tdb, key) == 0);
+ ok1(tdb_transaction_commit(tdb) == 0);
+ ok1(!tdb_exists(tdb, key));
+ ok1(tdb_transaction_commit(tdb) == 0);
+ ok1(!tdb_exists(tdb, key));
+ tdb_close(tdb);
+
+ return exit_status();
+}