+++ /dev/null
-#include "tdb2-source.h"
-#include <ccan/tap/tap.h>
-#include "logging.h"
-#include "layout.h"
-
-static tdb_len_t free_record_length(struct tdb_context *tdb, tdb_off_t off)
-{
- struct tdb_free_record f;
- enum TDB_ERROR ecode;
-
- ecode = tdb_read_convert(tdb, off, &f, sizeof(f));
- if (ecode != TDB_SUCCESS)
- return ecode;
- if (frec_magic(&f) != TDB_FREE_MAGIC)
- return TDB_ERR_CORRUPT;
- return frec_len(&f);
-}
-
-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();
- tdb_layout_add_freetable(layout);
- len = 1024;
- tdb_layout_add_free(layout, len, 0);
- tdb_layout_write(layout, free, &tap_log_attr, "run-03-coalesce.tdb");
- /* NOMMAP is for lockcheck. */
- tdb = tdb_open("run-03-coalesce.tdb", TDB_NOMMAP, O_RDWR, 0,
- &tap_log_attr);
- 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->tdb2.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();
- tdb_layout_add_freetable(layout);
- tdb_layout_add_free(layout, 1024, 0);
- tdb_layout_add_used(layout, key, data, 6);
- tdb_layout_write(layout, free, &tap_log_attr, "run-03-coalesce.tdb");
- /* NOMMAP is for lockcheck. */
- tdb = tdb_open("run-03-coalesce.tdb", TDB_NOMMAP, O_RDWR, 0,
- &tap_log_attr);
- 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->tdb2.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();
- tdb_layout_add_freetable(layout);
- tdb_layout_add_free(layout, 1024, 0);
- tdb_layout_add_free(layout, 2048, 0);
- tdb_layout_write(layout, free, &tap_log_attr, "run-03-coalesce.tdb");
- /* NOMMAP is for lockcheck. */
- tdb = tdb_open("run-03-coalesce.tdb", TDB_NOMMAP, O_RDWR, 0,
- &tap_log_attr);
- 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->tdb2.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();
- 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_layout_write(layout, free, &tap_log_attr, "run-03-coalesce.tdb");
- /* NOMMAP is for lockcheck. */
- tdb = tdb_open("run-03-coalesce.tdb", TDB_NOMMAP, O_RDWR, 0,
- &tap_log_attr);
- 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->tdb2.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();
- 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_layout_write(layout, free, &tap_log_attr, "run-03-coalesce.tdb");
- /* NOMMAP is for lockcheck. */
- tdb = tdb_open("run-03-coalesce.tdb", TDB_NOMMAP, O_RDWR, 0,
- &tap_log_attr);
- 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->tdb2.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();
-}
projects / ccan / blobdiff