1 files changed, 135 insertions, 0 deletions
diff --git a/tests/test_reqrep_device.cpp b/tests/test_reqrep_device.cpp
new file mode 100644
index 0000000..9eb1db1
--- /dev/null
+++ b/tests/test_reqrep_device.cpp
@@ -0,0 +1,135 @@
+/*
+    Copyright (c) 2007-2013 Contributors as noted in the AUTHORS file
+
+    This file is part of 0MQ.
+
+    0MQ is free software; you can redistribute it and/or modify it under
+    the terms of the GNU Lesser General Public License as published by
+    the Free Software Foundation; either version 3 of the License, or
+    (at your option) any later version.
+
+    0MQ is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "testutil.hpp"
+
+int main (void)
+{
+    setup_test_environment();
+    void *ctx = zmq_ctx_new ();
+    assert (ctx);
+
+    //  Create a req/rep device.
+    void *dealer = zmq_socket (ctx, ZMQ_DEALER);
+    assert (dealer);
+    int rc = zmq_bind (dealer, "tcp://127.0.0.1:5560");
+    assert (rc == 0);
+    void *router = zmq_socket (ctx, ZMQ_ROUTER);
+    assert (router);
+    rc = zmq_bind (router, "tcp://127.0.0.1:5561");
+    assert (rc == 0);
+
+    //  Create a worker.
+    void *rep = zmq_socket (ctx, ZMQ_REP);
+    assert (rep);
+    rc = zmq_connect (rep, "tcp://127.0.0.1:5560");
+    assert (rc == 0);
+
+    //  Create a client.
+    void *req = zmq_socket (ctx, ZMQ_REQ);
+    assert (req);
+    rc = zmq_connect (req, "tcp://127.0.0.1:5561");
+    assert (rc == 0);
+
+    //  Send a request.
+    rc = zmq_send (req, "ABC", 3, ZMQ_SNDMORE);
+    assert (rc == 3);
+    rc = zmq_send (req, "DEF", 3, 0);
+    assert (rc == 3);
+
+    //  Pass the request through the device.
+    for (int i = 0; i != 4; i++) {
+        zmq_msg_t msg;
+        rc = zmq_msg_init (&msg);
+        assert (rc == 0);
+        rc = zmq_msg_recv (&msg, router, 0);
+        assert (rc >= 0);
+        int rcvmore;
+        size_t sz = sizeof (rcvmore);
+        rc = zmq_getsockopt (router, ZMQ_RCVMORE, &rcvmore, &sz);
+        assert (rc == 0);
+        rc = zmq_msg_send (&msg, dealer, rcvmore? ZMQ_SNDMORE: 0);
+        assert (rc >= 0);
+    }
+
+    //  Receive the request.
+    char buff [3];
+    rc = zmq_recv (rep, buff, 3, 0);
+    assert (rc == 3);
+    assert (memcmp (buff, "ABC", 3) == 0);
+    int rcvmore;
+    size_t sz = sizeof (rcvmore);
+    rc = zmq_getsockopt (rep, ZMQ_RCVMORE, &rcvmore, &sz);
+    assert (rc == 0);
+    assert (rcvmore);
+    rc = zmq_recv (rep, buff, 3, 0);
+    assert (rc == 3);
+    assert (memcmp (buff, "DEF", 3) == 0);
+    rc = zmq_getsockopt (rep, ZMQ_RCVMORE, &rcvmore, &sz);
+    assert (rc == 0);
+    assert (!rcvmore);
+
+    //  Send the reply.
+    rc = zmq_send (rep, "GHI", 3, ZMQ_SNDMORE);
+    assert (rc == 3);
+    rc = zmq_send (rep, "JKL", 3, 0);
+    assert (rc == 3);
+
+    //  Pass the reply through the device.
+    for (int i = 0; i != 4; i++) {
+        zmq_msg_t msg;
+        rc = zmq_msg_init (&msg);
+        assert (rc == 0);
+        rc = zmq_msg_recv (&msg, dealer, 0);
+        assert (rc >= 0);
+        int rcvmore;
+        rc = zmq_getsockopt (dealer, ZMQ_RCVMORE, &rcvmore, &sz);
+        assert (rc == 0);
+        rc = zmq_msg_send (&msg, router, rcvmore? ZMQ_SNDMORE: 0);
+        assert (rc >= 0);
+    }
+
+    //  Receive the reply.
+    rc = zmq_recv (req, buff, 3, 0);
+    assert (rc == 3);
+    assert (memcmp (buff, "GHI", 3) == 0);
+    rc = zmq_getsockopt (req, ZMQ_RCVMORE, &rcvmore, &sz);
+    assert (rc == 0);
+    assert (rcvmore);
+    rc = zmq_recv (req, buff, 3, 0);
+    assert (rc == 3);
+    assert (memcmp (buff, "JKL", 3) == 0);
+    rc = zmq_getsockopt (req, ZMQ_RCVMORE, &rcvmore, &sz);
+    assert (rc == 0);
+    assert (!rcvmore);
+
+    //  Clean up.
+    rc = zmq_close (req);
+    assert (rc == 0);
+    rc = zmq_close (rep);
+    assert (rc == 0);
+    rc = zmq_close (router);
+    assert (rc == 0);
+    rc = zmq_close (dealer);
+    assert (rc == 0);
+    rc = zmq_ctx_term (ctx);
+    assert (rc == 0);
+
+    return 0 ;
+}