ccan/ntdb: demote to junkcode.

[ccan] / junkcode / rusty@rustcorp.com.au-ntdb / test / run-features.c

diff --git a/junkcode/rusty@rustcorp.com.au-ntdb/test/run-features.c b/junkcode/rusty@rustcorp.com.au-ntdb/test/run-features.c
new file mode 100644 (file)
index 0000000..631ce87
--- /dev/null
+++ b/junkcode/rusty@rustcorp.com.au-ntdb/test/run-features.c
@@ -0,0 +1,63 @@
+#include "ntdb-source.h"
+#include "tap-interface.h"
+#include "logging.h"
+#include "helprun-external-agent.h"
+
+int main(int argc, char *argv[])
+{
+       unsigned int i, j;
+       struct ntdb_context *ntdb;
+       int flags[] = { NTDB_DEFAULT, NTDB_NOMMAP,
+                       NTDB_CONVERT, NTDB_NOMMAP|NTDB_CONVERT };
+       NTDB_DATA key = { (unsigned char *)&j, sizeof(j) };
+       NTDB_DATA data = { (unsigned char *)&j, sizeof(j) };
+
+       plan_tests(sizeof(flags) / sizeof(flags[0]) * 8 + 1);
+       for (i = 0; i < sizeof(flags) / sizeof(flags[0]); i++) {
+               uint64_t features;
+               ntdb = ntdb_open("run-features.ntdb", flags[i]|MAYBE_NOSYNC,
+                                O_RDWR|O_CREAT|O_TRUNC, 0600, &tap_log_attr);
+               ok1(ntdb);
+               if (!ntdb)
+                       continue;
+
+               /* Put some stuff in there. */
+               for (j = 0; j < 100; j++) {
+                       if (ntdb_store(ntdb, key, data, NTDB_REPLACE) != 0)
+                               fail("Storing in ntdb");
+               }
+
+               /* Mess with features fields in hdr. */
+               features = (~NTDB_FEATURE_MASK ^ 1);
+               ok1(ntdb_write_convert(ntdb, offsetof(struct ntdb_header,
+                                                   features_used),
+                                     &features, sizeof(features)) == 0);
+               ok1(ntdb_write_convert(ntdb, offsetof(struct ntdb_header,
+                                                   features_offered),
+                                     &features, sizeof(features)) == 0);
+               ntdb_close(ntdb);
+
+               ntdb = ntdb_open("run-features.ntdb", flags[i]|MAYBE_NOSYNC,
+                                O_RDWR, 0, &tap_log_attr);
+               ok1(ntdb);
+               if (!ntdb)
+                       continue;
+
+               /* Should not have changed features offered. */
+               ok1(ntdb_read_convert(ntdb, offsetof(struct ntdb_header,
+                                                  features_offered),
+                                    &features, sizeof(features)) == 0);
+               ok1(features == (~NTDB_FEATURE_MASK ^ 1));
+
+               /* Should have cleared unknown bits in features_used. */
+               ok1(ntdb_read_convert(ntdb, offsetof(struct ntdb_header,
+                                                  features_used),
+                                    &features, sizeof(features)) == 0);
+               ok1(features == (1 & NTDB_FEATURE_MASK));
+
+               ntdb_close(ntdb);
+       }
+
+       ok1(tap_log_messages == 0);
+       return exit_status();
+}