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/tdb2/hash.c>
7 #include <ccan/tdb2/transaction.c>
8 #include <ccan/tap/tap.h>
12 static bool empty_freetable(struct tdb_context *tdb)
14 struct tdb_freetable ftab;
17 /* Now, free table should be completely exhausted in zone 0 */
18 if (tdb_read_convert(tdb, tdb->ftable_off, &ftab, sizeof(ftab)) != 0)
21 for (i = 0; i < sizeof(ftab.buckets)/sizeof(ftab.buckets[0]); i++) {
29 int main(int argc, char *argv[])
32 struct tdb_context *tdb;
33 int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
34 TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
35 TDB_NOMMAP|TDB_CONVERT };
37 plan_tests(sizeof(flags) / sizeof(flags[0]) * 9 + 1);
39 for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
42 bool was_empty = false;
47 tdb = tdb_open("run-30-exhaust-before-expand.tdb", flags[i],
48 O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
53 ok1(empty_freetable(tdb));
54 /* Need some hash lock for expand. */
55 ok1(tdb_lock_hashes(tdb, 0, 1, F_WRLCK, TDB_LOCK_WAIT) == 0);
56 /* Create some free space. */
57 ok1(tdb_expand(tdb, 1) == 0);
58 ok1(tdb_unlock_hashes(tdb, 0, 1, F_WRLCK) == 0);
59 ok1(tdb_check(tdb, NULL, NULL) == 0);
60 ok1(!empty_freetable(tdb));
63 /* Insert minimal-length records until we expand. */
64 for (j = 0; tdb->map_size == size; j++) {
65 was_empty = empty_freetable(tdb);
66 if (tdb_store(tdb, k, k, TDB_INSERT) != 0)
67 err(1, "Failed to store record %i", j);
70 /* Would have been empty before expansion, but no longer. */
72 ok1(!empty_freetable(tdb));
76 ok1(tap_log_messages == 0);