diff options
Diffstat (limited to 'lib/ntdb/test/run-50-multiple-freelists.c')
| -rw-r--r-- | lib/ntdb/test/run-50-multiple-freelists.c | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/lib/ntdb/test/run-50-multiple-freelists.c b/lib/ntdb/test/run-50-multiple-freelists.c new file mode 100644 index 0000000000..962462e5d4 --- /dev/null +++ b/lib/ntdb/test/run-50-multiple-freelists.c @@ -0,0 +1,70 @@ +#include "ntdb-source.h" +#include "tap-interface.h" +#include "logging.h" +#include "layout.h" + +int main(int argc, char *argv[]) +{ + ntdb_off_t off; + struct ntdb_context *ntdb; + struct ntdb_layout *layout; + NTDB_DATA key, data; + union ntdb_attribute seed; + + /* This seed value previously tickled a layout.c bug. */ + seed.base.attr = NTDB_ATTRIBUTE_SEED; + seed.seed.seed = 0xb1142bc054d035b4ULL; + seed.base.next = &tap_log_attr; + + plan_tests(11); + key = ntdb_mkdata("Hello", 5); + data = ntdb_mkdata("world", 5); + + /* Create a NTDB with three free tables. */ + layout = new_ntdb_layout(); + ntdb_layout_add_freetable(layout); + ntdb_layout_add_freetable(layout); + ntdb_layout_add_freetable(layout); + ntdb_layout_add_free(layout, 80, 0); + /* Used record prevent coalescing. */ + ntdb_layout_add_used(layout, key, data, 6); + ntdb_layout_add_free(layout, 160, 1); + key.dsize--; + ntdb_layout_add_used(layout, key, data, 7); + ntdb_layout_add_free(layout, 320, 2); + key.dsize--; + ntdb_layout_add_used(layout, key, data, 8); + ntdb_layout_add_free(layout, 40, 0); + ntdb = ntdb_layout_get(layout, free, &seed); + ok1(ntdb_check(ntdb, NULL, NULL) == 0); + + off = get_free(ntdb, 0, 80 - sizeof(struct ntdb_used_record), 0, + NTDB_USED_MAGIC, 0); + ok1(off == layout->elem[3].base.off); + ok1(ntdb->ftable_off == layout->elem[0].base.off); + + off = get_free(ntdb, 0, 160 - sizeof(struct ntdb_used_record), 0, + NTDB_USED_MAGIC, 0); + ok1(off == layout->elem[5].base.off); + ok1(ntdb->ftable_off == layout->elem[1].base.off); + + off = get_free(ntdb, 0, 320 - sizeof(struct ntdb_used_record), 0, + NTDB_USED_MAGIC, 0); + ok1(off == layout->elem[7].base.off); + ok1(ntdb->ftable_off == layout->elem[2].base.off); + + off = get_free(ntdb, 0, 40 - sizeof(struct ntdb_used_record), 0, + NTDB_USED_MAGIC, 0); + ok1(off == layout->elem[9].base.off); + ok1(ntdb->ftable_off == layout->elem[0].base.off); + + /* Now we fail. */ + off = get_free(ntdb, 0, 0, 1, NTDB_USED_MAGIC, 0); + ok1(off == 0); + + ntdb_close(ntdb); + ntdb_layout_free(layout); + + ok1(tap_log_messages == 0); + return exit_status(); +} |