1 files changed, 90 insertions, 0 deletions
diff --git a/lib/tdb/test/run-traverse-in-transaction.c b/lib/tdb/test/run-traverse-in-transaction.c
new file mode 100644
index 0000000000..bab6338f3e
--- /dev/null
+++ b/lib/tdb/test/run-traverse-in-transaction.c
@@ -0,0 +1,90 @@
+#define _XOPEN_SOURCE 500
+#include "lock-tracking.h"
+#define fcntl fcntl_with_lockcheck
+#include "../common/tdb_private.h"
+#include "../common/io.c"
+#include "../common/tdb.c"
+#include "../common/lock.c"
+#include "../common/freelist.c"
+#include "../common/traverse.c"
+#include "../common/transaction.c"
+#include "../common/error.c"
+#include "../common/open.c"
+#include "../common/check.c"
+#include "../common/hash.c"
+#include <ccan/tap/tap.h>
+#undef fcntl_with_lockcheck
+#include <stdlib.h>
+#include <stdbool.h>
+#include <err.h>
+#include "external-agent.h"
+#include "logging.h"
+
+static struct agent *agent;
+
+static bool correct_key(TDB_DATA key)
+{
+	return key.dsize == strlen("hi")
+		&& memcmp(key.dptr, "hi", key.dsize) == 0;
+}
+
+static bool correct_data(TDB_DATA data)
+{
+	return data.dsize == strlen("world")
+		&& memcmp(data.dptr, "world", data.dsize) == 0;
+}
+
+static int traverse(struct tdb_context *tdb, TDB_DATA key, TDB_DATA data,
+		     void *p)
+{
+	ok1(correct_key(key));
+	ok1(correct_data(data));
+	return 0;
+}
+
+int main(int argc, char *argv[])
+{
+	struct tdb_context *tdb;
+	TDB_DATA key, data;
+
+	plan_tests(13);
+	agent = prepare_external_agent();
+	if (!agent)
+		err(1, "preparing agent");
+
+	tdb = tdb_open_ex("run-traverse-in-transaction.tdb",
+			  1024, TDB_CLEAR_IF_FIRST, O_CREAT|O_TRUNC|O_RDWR,
+			  0600, &taplogctx, NULL);
+	ok1(tdb);
+
+	key.dsize = strlen("hi");
+	key.dptr = (void *)"hi";
+	data.dptr = (void *)"world";
+	data.dsize = strlen("world");
+
+	ok1(tdb_store(tdb, key, data, TDB_INSERT) == 0);
+
+	ok1(external_agent_operation(agent, OPEN, tdb_name(tdb)) == SUCCESS);
+
+	ok1(tdb_transaction_start(tdb) == 0);
+	ok1(external_agent_operation(agent, TRANSACTION_START, tdb_name(tdb))
+	    == WOULD_HAVE_BLOCKED);
+	tdb_traverse(tdb, traverse, NULL);
+
+	/* That should *not* release the transaction lock! */
+	ok1(external_agent_operation(agent, TRANSACTION_START, tdb_name(tdb))
+	    == WOULD_HAVE_BLOCKED);
+	tdb_traverse_read(tdb, traverse, NULL);
+
+	/* That should *not* release the transaction lock! */
+	ok1(external_agent_operation(agent, TRANSACTION_START, tdb_name(tdb))
+	    == WOULD_HAVE_BLOCKED);
+	ok1(tdb_transaction_commit(tdb) == 0);
+	/* Now we should be fine. */
+	ok1(external_agent_operation(agent, TRANSACTION_START, tdb_name(tdb))
+	    == SUCCESS);
+
+	tdb_close(tdb);
+
+	return exit_status();
+}