tdb2: test: convert (non-invasive) run tests to api tests.

[ccan] / ccan / tdb2 / test / api-check-callback.c

diff --git a/ccan/tdb2/test/api-check-callback.c b/ccan/tdb2/test/api-check-callback.c
new file mode 100644 (file)
index 0000000..fb980f2
--- /dev/null
+++ b/ccan/tdb2/test/api-check-callback.c
@@ -0,0 +1,90 @@
+#include <ccan/tdb2/tdb2.h>
+#include <ccan/tap/tap.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <fcntl.h>
+#include "logging.h"
+
+#define NUM_RECORDS 1000
+
+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;
+}
+
+static enum TDB_ERROR check(struct tdb_data key,
+                           struct tdb_data data,
+                           bool *array)
+{
+       int val;
+
+       if (key.dsize != sizeof(val)) {
+               diag("Wrong key size: %u\n", key.dsize);
+               return TDB_ERR_CORRUPT;
+       }
+
+       if (key.dsize != data.dsize
+           || memcmp(key.dptr, data.dptr, sizeof(val)) != 0) {
+               diag("Key and data differ\n");
+               return TDB_ERR_CORRUPT;
+       }
+
+       memcpy(&val, key.dptr, sizeof(val));
+       if (val >= NUM_RECORDS || val < 0) {
+               diag("check value %i\n", val);
+               return TDB_ERR_CORRUPT;
+       }
+
+       if (array[val]) {
+               diag("Value %i already seen\n", val);
+               return TDB_ERR_CORRUPT;
+       }
+
+       array[val] = true;
+       return TDB_SUCCESS;
+}
+
+int main(int argc, char *argv[])
+{
+       unsigned int i, j;
+       struct tdb_context *tdb;
+       int flags[] = { TDB_INTERNAL, TDB_DEFAULT, TDB_NOMMAP,
+                       TDB_INTERNAL|TDB_CONVERT, TDB_CONVERT,
+                       TDB_NOMMAP|TDB_CONVERT,
+                       TDB_INTERNAL|TDB_VERSION1, TDB_VERSION1,
+                       TDB_NOMMAP|TDB_VERSION1,
+                       TDB_INTERNAL|TDB_CONVERT|TDB_VERSION1,
+                       TDB_CONVERT|TDB_VERSION1,
+                       TDB_NOMMAP|TDB_CONVERT|TDB_VERSION1 };
+
+       plan_tests(sizeof(flags) / sizeof(flags[0]) * 4 + 1);
+       for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+               bool array[NUM_RECORDS];
+
+               tdb = tdb_open("run-check-callback.tdb", flags[i],
+                              O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+               ok1(tdb);
+               if (!tdb)
+                       continue;
+
+               ok1(store_records(tdb));
+               for (j = 0; j < NUM_RECORDS; j++)
+                       array[j] = false;
+               ok1(tdb_check(tdb, check, array) == TDB_SUCCESS);
+               for (j = 0; j < NUM_RECORDS; j++)
+                       if (!array[j])
+                               break;
+               ok1(j == NUM_RECORDS);
+               tdb_close(tdb);
+       }
+
+       ok1(tap_log_messages == 0);
+       return exit_status();
+}