tdb2: test: import tdb1's tests.

[ccan] / ccan / tdb2 / test / run-tdb1-nested-traverse.c

diff --git a/ccan/tdb2/test/run-tdb1-nested-traverse.c b/ccan/tdb2/test/run-tdb1-nested-traverse.c
new file mode 100644 (file)
index 0000000..b6f6ac6
--- /dev/null
+++ b/ccan/tdb2/test/run-tdb1-nested-traverse.c
@@ -0,0 +1,80 @@
+#include "tdb1-lock-tracking.h"
+#define fcntl fcntl_with_lockcheck1
+#include "tdb2-source.h"
+#include <ccan/tap/tap.h>
+#undef fcntl
+#include <stdlib.h>
+#include <stdbool.h>
+#include <err.h>
+#include "tdb1-external-agent.h"
+#include "tdb1-logging.h"
+
+static struct agent *agent;
+
+static bool correct_key(TDB1_DATA key)
+{
+       return key.dsize == strlen("hi")
+               && memcmp(key.dptr, "hi", key.dsize) == 0;
+}
+
+static bool correct_data(TDB1_DATA data)
+{
+       return data.dsize == strlen("world")
+               && memcmp(data.dptr, "world", data.dsize) == 0;
+}
+
+static int traverse2(struct tdb1_context *tdb, TDB1_DATA key, TDB1_DATA data,
+                    void *p)
+{
+       ok1(correct_key(key));
+       ok1(correct_data(data));
+       return 0;
+}
+
+static int traverse1(struct tdb1_context *tdb, TDB1_DATA key, TDB1_DATA data,
+                    void *p)
+{
+       ok1(correct_key(key));
+       ok1(correct_data(data));
+       ok1(external_agent_operation1(agent, TRANSACTION_START, tdb1_name(tdb))
+           == WOULD_HAVE_BLOCKED);
+       tdb1_traverse(tdb, traverse2, NULL);
+
+       /* That should *not* release the transaction lock! */
+       ok1(external_agent_operation1(agent, TRANSACTION_START, tdb1_name(tdb))
+           == WOULD_HAVE_BLOCKED);
+       return 0;
+}
+
+int main(int argc, char *argv[])
+{
+       struct tdb1_context *tdb;
+       TDB1_DATA key, data;
+
+       plan_tests(17);
+       agent = prepare_external_agent1();
+       if (!agent)
+               err(1, "preparing agent");
+
+       tdb = tdb1_open_ex("run-nested-traverse.tdb", 1024, TDB1_CLEAR_IF_FIRST,
+                         O_CREAT|O_TRUNC|O_RDWR, 0600, &taplogctx, NULL);
+       ok1(tdb);
+
+       ok1(external_agent_operation1(agent, OPEN, tdb1_name(tdb)) == SUCCESS);
+       ok1(external_agent_operation1(agent, TRANSACTION_START, tdb1_name(tdb))
+           == SUCCESS);
+       ok1(external_agent_operation1(agent, TRANSACTION_COMMIT, tdb1_name(tdb))
+           == SUCCESS);
+
+       key.dsize = strlen("hi");
+       key.dptr = (void *)"hi";
+       data.dptr = (void *)"world";
+       data.dsize = strlen("world");
+
+       ok1(tdb1_store(tdb, key, data, TDB1_INSERT) == 0);
+       tdb1_traverse(tdb, traverse1, NULL);
+       tdb1_traverse_read(tdb, traverse1, NULL);
+       tdb1_close(tdb);
+
+       return exit_status();
+}