+++ /dev/null
-#include "tdb2-source.h"
-#include <ccan/tap/tap.h>
-#include "logging.h"
-
-#define NUM_RECORDS 1000
-
-/* We use the same seed which we saw a failure on. */
-static uint64_t fixedhash(const void *key, size_t len, uint64_t seed, void *p)
-{
- return hash64_stable((const unsigned char *)key, len,
- *(uint64_t *)p);
-}
-
-static bool store_records(struct tdb_context *tdb)
-{
- int i;
- struct tdb_data key = { (unsigned char *)&i, sizeof(i) };
- struct tdb_data data = { (unsigned char *)&i, sizeof(i) };
-
- for (i = 0; i < NUM_RECORDS; i++)
- if (tdb_store(tdb, key, data, TDB_REPLACE) != 0)
- return false;
- return true;
-}
-
-struct trav_data {
- unsigned int calls, call_limit;
- int low, high;
- bool mismatch;
- bool delete;
- enum TDB_ERROR delete_error;
-};
-
-static int trav(struct tdb_context *tdb, TDB_DATA key, TDB_DATA dbuf,
- struct trav_data *td)
-{
- int val;
-
- td->calls++;
- if (key.dsize != sizeof(val) || dbuf.dsize != sizeof(val)
- || memcmp(key.dptr, dbuf.dptr, key.dsize) != 0) {
- td->mismatch = true;
- return -1;
- }
- memcpy(&val, dbuf.dptr, dbuf.dsize);
- if (val < td->low)
- td->low = val;
- if (val > td->high)
- td->high = val;
-
- if (td->delete) {
- td->delete_error = tdb_delete(tdb, key);
- if (td->delete_error != TDB_SUCCESS) {
- return -1;
- }
- }
-
- if (td->calls == td->call_limit)
- return 1;
- return 0;
-}
-
-struct trav_grow_data {
- unsigned int calls;
- unsigned int num_large;
- bool mismatch;
- enum TDB_ERROR error;
-};
-
-static int trav_grow(struct tdb_context *tdb, TDB_DATA key, TDB_DATA dbuf,
- struct trav_grow_data *tgd)
-{
- int val;
- unsigned char buffer[128] = { 0 };
-
- tgd->calls++;
- if (key.dsize != sizeof(val) || dbuf.dsize < sizeof(val)
- || memcmp(key.dptr, dbuf.dptr, key.dsize) != 0) {
- tgd->mismatch = true;
- return -1;
- }
-
- if (dbuf.dsize > sizeof(val))
- /* We must have seen this before! */
- tgd->num_large++;
-
- /* Make a big difference to the database. */
- dbuf.dptr = buffer;
- dbuf.dsize = sizeof(buffer);
- tgd->error = tdb_append(tdb, key, dbuf);
- if (tgd->error != TDB_SUCCESS) {
- return -1;
- }
- return 0;
-}
-
-int main(int argc, char *argv[])
-{
- unsigned int i;
- int num;
- struct trav_data td;
- struct trav_grow_data tgd;
- struct tdb_context *tdb;
- uint64_t seed = 16014841315512641303ULL;
- int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
- TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
- TDB_NOMMAP|TDB_CONVERT };
- union tdb_attribute hattr = { .hash = { .base = { TDB_ATTRIBUTE_HASH },
- .fn = fixedhash,
- .data = &seed } };
-
- hattr.base.next = &tap_log_attr;
-
- plan_tests(sizeof(flags) / sizeof(flags[0]) * 32 + 1);
- for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
- tdb = tdb_open("run-traverse.tdb", flags[i],
- O_RDWR|O_CREAT|O_TRUNC, 0600, &hattr);
- ok1(tdb);
- if (!tdb)
- continue;
-
- ok1(tdb_traverse(tdb, NULL, NULL) == 0);
-
- ok1(store_records(tdb));
- num = tdb_traverse(tdb, NULL, NULL);
- ok1(num == NUM_RECORDS);
-
- /* Full traverse. */
- td.calls = 0;
- td.call_limit = UINT_MAX;
- td.low = INT_MAX;
- td.high = INT_MIN;
- td.mismatch = false;
- td.delete = false;
-
- num = tdb_traverse(tdb, trav, &td);
- ok1(num == NUM_RECORDS);
- ok1(!td.mismatch);
- ok1(td.calls == NUM_RECORDS);
- ok1(td.low == 0);
- ok1(td.high == NUM_RECORDS-1);
-
- /* Short traverse. */
- td.calls = 0;
- td.call_limit = NUM_RECORDS / 2;
- td.low = INT_MAX;
- td.high = INT_MIN;
- td.mismatch = false;
- td.delete = false;
-
- num = tdb_traverse(tdb, trav, &td);
- ok1(num == NUM_RECORDS / 2);
- ok1(!td.mismatch);
- ok1(td.calls == NUM_RECORDS / 2);
- ok1(td.low <= NUM_RECORDS / 2);
- ok1(td.high > NUM_RECORDS / 2);
- ok1(tdb_check(tdb, NULL, NULL) == 0);
- ok1(tap_log_messages == 0);
-
- /* Deleting traverse (delete everything). */
- td.calls = 0;
- td.call_limit = UINT_MAX;
- td.low = INT_MAX;
- td.high = INT_MIN;
- td.mismatch = false;
- td.delete = true;
- td.delete_error = TDB_SUCCESS;
- num = tdb_traverse(tdb, trav, &td);
- ok1(num == NUM_RECORDS);
- ok1(td.delete_error == TDB_SUCCESS);
- ok1(!td.mismatch);
- ok1(td.calls == NUM_RECORDS);
- ok1(td.low == 0);
- ok1(td.high == NUM_RECORDS - 1);
- ok1(tdb_check(tdb, NULL, NULL) == 0);
-
- /* Now it's empty! */
- ok1(tdb_traverse(tdb, NULL, NULL) == 0);
-
- /* Re-add. */
- ok1(store_records(tdb));
- ok1(tdb_traverse(tdb, NULL, NULL) == NUM_RECORDS);
- ok1(tdb_check(tdb, NULL, NULL) == 0);
-
- /* Grow. This will cause us to be reshuffled. */
- tgd.calls = 0;
- tgd.num_large = 0;
- tgd.mismatch = false;
- tgd.error = TDB_SUCCESS;
- ok1(tdb_traverse(tdb, trav_grow, &tgd) > 1);
- ok1(tgd.error == 0);
- ok1(!tgd.mismatch);
- ok1(tdb_check(tdb, NULL, NULL) == 0);
- ok1(tgd.num_large < tgd.calls);
- diag("growing db: %u calls, %u repeats",
- tgd.calls, tgd.num_large);
-
- tdb_close(tdb);
- }
-
- ok1(tap_log_messages == 0);
- return exit_status();
-}
projects / ccan / blobdiff