From 215cfc653e5c6155e231b213534739348152129d Mon Sep 17 00:00:00 2001 From: Martin Sustrik Date: Mon, 11 Jul 2011 15:28:02 +0200 Subject: REQ/REP drop test extended The test now checks whether replies are dropped when reply pipe is overflowed. Signed-off-by: Martin Sustrik --- tests/test_reqrep_drop.cpp | 74 ++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 74 insertions(+) (limited to 'tests') diff --git a/tests/test_reqrep_drop.cpp b/tests/test_reqrep_drop.cpp index 353aee7..6531357 100644 --- a/tests/test_reqrep_drop.cpp +++ b/tests/test_reqrep_drop.cpp @@ -28,6 +28,8 @@ int main (int argc, char *argv []) void *ctx = zmq_init (1); assert (ctx); + // Check whether requests are discarded because of disconnected requester. + // Create a server. void *xrep = zmq_socket (ctx, ZMQ_XREP); assert (xrep); @@ -62,6 +64,78 @@ int main (int argc, char *argv []) // Clean up. rc = zmq_close (xrep); assert (rc == 0); + + // New test. Check whether reply is dropped because of HWM overflow. + + int one = 1; + xreq = zmq_socket (ctx, ZMQ_XREQ); + assert (xreq); + rc = zmq_setsockopt (xreq, ZMQ_RCVHWM, &one, sizeof(one)); + assert (rc == 0); + rc = zmq_bind (xreq, "inproc://a"); + assert (rc == 0); + + void *rep = zmq_socket (ctx, ZMQ_REP); + assert (rep); + rc = zmq_setsockopt (rep, ZMQ_SNDHWM, &one, sizeof(one)); + assert (rc == 0); + rc = zmq_connect (rep, "inproc://a"); + assert (rc == 0); + + // Send request 1 + rc = zmq_send (xreq, buff, 1, 0); + assert (rc == 1); + + // Send request 2 + rc = zmq_send (xreq, buff, 1, 0); + assert (rc == 1); + + // Receive request 1 + rc = zmq_recv (rep, buff, 1, 0); + assert (rc == 1); + + // Send request 3 + rc = zmq_send (xreq, buff, 1, 0); + assert (rc == 1); + + // Send reply 1 + rc = zmq_send (rep, buff, 1, 0); + assert (rc == 1); + + // Receive request 2 + rc = zmq_recv (rep, buff, 1, 0); + assert (rc == 1); + + // Send reply 2 + rc = zmq_send (rep, buff, 1, 0); + assert (rc == 1); + + // Receive request 3 + rc = zmq_recv (rep, buff, 1, 0); + assert (rc == 1); + + // Send reply 3 + rc = zmq_send (rep, buff, 1, 0); + assert (rc == 1); + + // Receive reply 1 + rc = zmq_recv (xreq, buff, 1, 0); + assert (rc == 1); + + // Receive reply 2 + rc = zmq_recv (xreq, buff, 1, 0); + assert (rc == 1); + + // Try to receive reply 3, it should have been dropped. + rc = zmq_recv (xreq, buff, 1, ZMQ_DONTWAIT); + assert (rc == -1 && errno == EAGAIN); + + // Clean up. + rc = zmq_close (xreq); + assert (rc == 0); + rc = zmq_close (rep); + assert (rc == 0); + rc = zmq_term (ctx); assert (rc == 0); -- cgit v1.2.3