diff options
Diffstat (limited to 'lib/tdb2/test/run-50-multiple-freelists.c')
| -rw-r--r-- | lib/tdb2/test/run-50-multiple-freelists.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/lib/tdb2/test/run-50-multiple-freelists.c b/lib/tdb2/test/run-50-multiple-freelists.c new file mode 100644 index 0000000000..7a48c3e0ee --- /dev/null +++ b/lib/tdb2/test/run-50-multiple-freelists.c @@ -0,0 +1,71 @@ +#include <ccan/tdb2/tdb.c> +#include <ccan/tdb2/open.c> +#include <ccan/tdb2/free.c> +#include <ccan/tdb2/lock.c> +#include <ccan/tdb2/io.c> +#include <ccan/tdb2/hash.c> +#include <ccan/tdb2/check.c> +#include <ccan/tap/tap.h> +#include <ccan/tdb2/transaction.c> +#include "logging.h" +#include "layout.h" + +int main(int argc, char *argv[]) +{ + tdb_off_t off; + struct tdb_context *tdb; + struct tdb_layout *layout; + TDB_DATA key, data; + + plan_tests(11); + key = tdb_mkdata("Hello", 5); + data = tdb_mkdata("world", 5); + + /* Create a TDB with three free tables. */ + layout = new_tdb_layout(NULL); + tdb_layout_add_freetable(layout); + tdb_layout_add_freetable(layout); + tdb_layout_add_freetable(layout); + tdb_layout_add_free(layout, 80, 0); + /* Used record prevent coalescing. */ + tdb_layout_add_used(layout, key, data, 6); + tdb_layout_add_free(layout, 160, 1); + key.dsize--; + tdb_layout_add_used(layout, key, data, 7); + tdb_layout_add_free(layout, 320, 2); + key.dsize--; + tdb_layout_add_used(layout, key, data, 8); + tdb_layout_add_free(layout, 40, 0); + tdb = tdb_layout_get(layout); + ok1(tdb_check(tdb, NULL, NULL) == 0); + + off = get_free(tdb, 0, 80 - sizeof(struct tdb_used_record), 0, + TDB_USED_MAGIC, 0); + ok1(off == layout->elem[3].base.off); + ok1(tdb->ftable_off == layout->elem[0].base.off); + + off = get_free(tdb, 0, 160 - sizeof(struct tdb_used_record), 0, + TDB_USED_MAGIC, 0); + ok1(off == layout->elem[5].base.off); + ok1(tdb->ftable_off == layout->elem[1].base.off); + + off = get_free(tdb, 0, 320 - sizeof(struct tdb_used_record), 0, + TDB_USED_MAGIC, 0); + ok1(off == layout->elem[7].base.off); + ok1(tdb->ftable_off == layout->elem[2].base.off); + + off = get_free(tdb, 0, 40 - sizeof(struct tdb_used_record), 0, + TDB_USED_MAGIC, 0); + ok1(off == layout->elem[9].base.off); + ok1(tdb->ftable_off == layout->elem[0].base.off); + + /* Now we fail. */ + off = get_free(tdb, 0, 0, 1, TDB_USED_MAGIC, 0); + ok1(off == 0); + + tdb_close(tdb); + tdb_layout_free(layout); + + ok1(tap_log_messages == 0); + return exit_status(); +} |