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.dptr = (unsigned char *)"Hello";
data.dptr = (unsigned char *)"world";
data.dsize = 5;
key.dsize = 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);
ok1(tap_log_messages == 0);
return exit_status();
}
int main(int argc, char *argv[])
{
tdb_off_t b_off, test;
struct tdb_context *tdb;
struct tdb_layout *layout;
struct tdb_data data, key;
tdb_len_t len;
/* FIXME: Test TDB_CONVERT */
/* FIXME: Test lock order fail. */
plan_tests(42);
data = tdb_mkdata("world", 5);
key = tdb_mkdata("hello", 5);
/* No coalescing can be done due to EOF */
layout = new_tdb_layout("run-03-coalesce.tdb");
tdb_layout_add_freetable(layout);
len = 1024;
tdb_layout_add_free(layout, len, 0);
tdb = tdb_layout_get(layout);
ok1(tdb_check(tdb, NULL, NULL) == 0);
ok1(free_record_length(tdb, layout->elem[1].base.off) == len);
/* Figure out which bucket free entry is. */
b_off = bucket_off(tdb->ftable_off, size_to_bucket(len));
/* Lock and fail to coalesce. */
ok1(tdb_lock_free_bucket(tdb, b_off, TDB_LOCK_WAIT) == 0);
test = layout->elem[1].base.off;
ok1(coalesce(tdb, layout->elem[1].base.off, b_off, len, &test)
== 0);
tdb_unlock_free_bucket(tdb, b_off);
ok1(free_record_length(tdb, layout->elem[1].base.off) == len);
ok1(test == layout->elem[1].base.off);
ok1(tdb_check(tdb, NULL, NULL) == 0);
tdb_close(tdb);
tdb_layout_free(layout);
/* No coalescing can be done due to used record */
layout = new_tdb_layout("run-03-coalesce.tdb");
tdb_layout_add_freetable(layout);
tdb_layout_add_free(layout, 1024, 0);
tdb_layout_add_used(layout, key, data, 6);
tdb = tdb_layout_get(layout);
ok1(free_record_length(tdb, layout->elem[1].base.off) == 1024);
ok1(tdb_check(tdb, NULL, NULL) == 0);
/* Figure out which bucket free entry is. */
b_off = bucket_off(tdb->ftable_off, size_to_bucket(1024));
/* Lock and fail to coalesce. */
ok1(tdb_lock_free_bucket(tdb, b_off, TDB_LOCK_WAIT) == 0);
test = layout->elem[1].base.off;
ok1(coalesce(tdb, layout->elem[1].base.off, b_off, 1024, &test)
== 0);
tdb_unlock_free_bucket(tdb, b_off);
ok1(free_record_length(tdb, layout->elem[1].base.off) == 1024);
ok1(test == layout->elem[1].base.off);
ok1(tdb_check(tdb, NULL, NULL) == 0);
tdb_close(tdb);
tdb_layout_free(layout);
/* Coalescing can be done due to two free records, then EOF */
layout = new_tdb_layout("run-03-coalesce.tdb");
tdb_layout_add_freetable(layout);
tdb_layout_add_free(layout, 1024, 0);
tdb_layout_add_free(layout, 2048, 0);
tdb = tdb_layout_get(layout);
ok1(free_record_length(tdb, layout->elem[1].base.off) == 1024);
ok1(free_record_length(tdb, layout->elem[2].base.off) == 2048);
ok1(tdb_check(tdb, NULL, NULL) == 0);
/* Figure out which bucket (first) free entry is. */
b_off = bucket_off(tdb->ftable_off, size_to_bucket(1024));
/* Lock and coalesce. */
ok1(tdb_lock_free_bucket(tdb, b_off, TDB_LOCK_WAIT) == 0);
test = layout->elem[2].base.off;
ok1(coalesce(tdb, layout->elem[1].base.off, b_off, 1024, &test)
== 1024 + sizeof(struct tdb_used_record) + 2048);
/* Should tell us it's erased this one... */
ok1(test == TDB_ERR_NOEXIST);
ok1(tdb->file->allrecord_lock.count == 0 && tdb->file->num_lockrecs == 0);
ok1(free_record_length(tdb, layout->elem[1].base.off)
== 1024 + sizeof(struct tdb_used_record) + 2048);
ok1(tdb_check(tdb, NULL, NULL) == 0);
tdb_close(tdb);
tdb_layout_free(layout);
/* Coalescing can be done due to two free records, then data */
layout = new_tdb_layout("run-03-coalesce.tdb");
tdb_layout_add_freetable(layout);
tdb_layout_add_free(layout, 1024, 0);
tdb_layout_add_free(layout, 512, 0);
tdb_layout_add_used(layout, key, data, 6);
tdb = tdb_layout_get(layout);
ok1(free_record_length(tdb, layout->elem[1].base.off) == 1024);
ok1(free_record_length(tdb, layout->elem[2].base.off) == 512);
ok1(tdb_check(tdb, NULL, NULL) == 0);
/* Figure out which bucket free entry is. */
b_off = bucket_off(tdb->ftable_off, size_to_bucket(1024));
/* Lock and coalesce. */
ok1(tdb_lock_free_bucket(tdb, b_off, TDB_LOCK_WAIT) == 0);
test = layout->elem[2].base.off;
ok1(coalesce(tdb, layout->elem[1].base.off, b_off, 1024, &test)
== 1024 + sizeof(struct tdb_used_record) + 512);
ok1(tdb->file->allrecord_lock.count == 0 && tdb->file->num_lockrecs == 0);
ok1(free_record_length(tdb, layout->elem[1].base.off)
== 1024 + sizeof(struct tdb_used_record) + 512);
ok1(test == TDB_ERR_NOEXIST);
ok1(tdb_check(tdb, NULL, NULL) == 0);
tdb_close(tdb);
tdb_layout_free(layout);
/* Coalescing can be done due to three free records, then EOF */
layout = new_tdb_layout("run-03-coalesce.tdb");
tdb_layout_add_freetable(layout);
tdb_layout_add_free(layout, 1024, 0);
tdb_layout_add_free(layout, 512, 0);
tdb_layout_add_free(layout, 256, 0);
tdb = tdb_layout_get(layout);
ok1(free_record_length(tdb, layout->elem[1].base.off) == 1024);
ok1(free_record_length(tdb, layout->elem[2].base.off) == 512);
ok1(free_record_length(tdb, layout->elem[3].base.off) == 256);
ok1(tdb_check(tdb, NULL, NULL) == 0);
/* Figure out which bucket free entry is. */
b_off = bucket_off(tdb->ftable_off, size_to_bucket(1024));
/* Lock and coalesce. */
ok1(tdb_lock_free_bucket(tdb, b_off, TDB_LOCK_WAIT) == 0);
test = layout->elem[2].base.off;
ok1(coalesce(tdb, layout->elem[1].base.off, b_off, 1024, &test)
== 1024 + sizeof(struct tdb_used_record) + 512
+ sizeof(struct tdb_used_record) + 256);
ok1(tdb->file->allrecord_lock.count == 0
&& tdb->file->num_lockrecs == 0);
ok1(free_record_length(tdb, layout->elem[1].base.off)
== 1024 + sizeof(struct tdb_used_record) + 512
+ sizeof(struct tdb_used_record) + 256);
ok1(tdb_check(tdb, NULL, NULL) == 0);
tdb_close(tdb);
tdb_layout_free(layout);
ok1(tap_log_messages == 0);
return exit_status();
}
int main(int argc, char *argv[])
{
tdb_off_t off;
struct tdb_context *tdb;
struct tdb_layout *layout;
TDB_DATA key, data;
union tdb_attribute seed;
/* This seed value previously tickled a layout.c bug. */
seed.base.attr = TDB_ATTRIBUTE_SEED;
seed.seed.seed = 0xb1142bc054d035b4ULL;
seed.base.next = &tap_log_attr;
plan_tests(11);
key = tdb_mkdata("Hello", 5);
data = tdb_mkdata("world", 5);
/* Create a TDB with three free tables. */
layout = new_tdb_layout();
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, free, &seed);
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->tdb2.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->tdb2.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->tdb2.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->tdb2.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();
}
