1 #include "tdb2-source.h"
2 #include <ccan/tap/tap.h>
6 int main(int argc, char *argv[])
9 struct tdb_context *tdb;
10 struct tdb_layout *layout;
12 union tdb_attribute seed;
14 /* This seed value previously tickled a layout.c bug. */
15 seed.base.attr = TDB_ATTRIBUTE_SEED;
16 seed.seed.seed = 0xb1142bc054d035b4ULL;
17 seed.base.next = &tap_log_attr;
20 key = tdb_mkdata("Hello", 5);
21 data = tdb_mkdata("world", 5);
23 /* Create a TDB with three free tables. */
24 layout = new_tdb_layout(NULL);
25 tdb_layout_add_freetable(layout);
26 tdb_layout_add_freetable(layout);
27 tdb_layout_add_freetable(layout);
28 tdb_layout_add_free(layout, 80, 0);
29 /* Used record prevent coalescing. */
30 tdb_layout_add_used(layout, key, data, 6);
31 tdb_layout_add_free(layout, 160, 1);
33 tdb_layout_add_used(layout, key, data, 7);
34 tdb_layout_add_free(layout, 320, 2);
36 tdb_layout_add_used(layout, key, data, 8);
37 tdb_layout_add_free(layout, 40, 0);
38 tdb = tdb_layout_get(layout, &seed);
39 ok1(tdb_check(tdb, NULL, NULL) == 0);
41 off = get_free(tdb, 0, 80 - sizeof(struct tdb_used_record), 0,
43 ok1(off == layout->elem[3].base.off);
44 ok1(tdb->ftable_off == layout->elem[0].base.off);
46 off = get_free(tdb, 0, 160 - sizeof(struct tdb_used_record), 0,
48 ok1(off == layout->elem[5].base.off);
49 ok1(tdb->ftable_off == layout->elem[1].base.off);
51 off = get_free(tdb, 0, 320 - sizeof(struct tdb_used_record), 0,
53 ok1(off == layout->elem[7].base.off);
54 ok1(tdb->ftable_off == layout->elem[2].base.off);
56 off = get_free(tdb, 0, 40 - sizeof(struct tdb_used_record), 0,
58 ok1(off == layout->elem[9].base.off);
59 ok1(tdb->ftable_off == layout->elem[0].base.off);
62 off = get_free(tdb, 0, 0, 1, TDB_USED_MAGIC, 0);
66 tdb_layout_free(layout);
68 ok1(tap_log_messages == 0);