test case for zmq_getsockopt/ZMQ_IDENTITY_FD

.gitignore

@@ -93,6 +93,7 @@ tests/test_stream_disconnect
 tests/test_proxy_chain
 tests/test_bind_src_address
 tests/test_metadata
+tests/test_id2fd
 tests/test*.log
 tests/test*.trs
 src/platform.hpp*

tests/Makefile.am

@@ -50,7 +50,8 @@ noinst_PROGRAMS = test_system \
                   test_diffserv \
                   test_connect_rid \
 		  test_bind_src_address \
-		  test_metadata
+		  test_metadata\
+		  test_id2fd
 
 if !ON_MINGW
 noinst_PROGRAMS += test_shutdown_stress \
@@ -122,6 +123,7 @@ test_diffserv_SOURCES = test_diffserv.cpp
 test_connect_rid_SOURCES = test_connect_rid.cpp
 test_bind_src_address_SOURCES = test_bind_src_address.cpp
 test_metadata_SOURCES = test_metadata.cpp
+test_id2fd_SOURCES = test_id2fd.cpp
 if !ON_MINGW
 test_shutdown_stress_SOURCES = test_shutdown_stress.cpp
 test_pair_ipc_SOURCES = test_pair_ipc.cpp testutil.hpp

tests/test_id2fd.cpp

@@ -0,0 +1,87 @@
+/*
+    Copyright (c) 2007-2014 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);
+    
+    void *client = zmq_socket (ctx, ZMQ_REQ);
+    assert (client);
+
+    void *server = zmq_socket (ctx, ZMQ_ROUTER);
+    assert (server);
+
+    //  Now do a basic ping test
+    int rc = zmq_bind (server, "tcp://127.0.0.1:9998");
+    assert (rc == 0);
+    rc = zmq_connect (client, "tcp://127.0.0.1:9998");
+    assert (rc == 0);
+    
+    rc=zmq_send(client,"1234567890",10,0);
+    assert (rc != -1);
+    
+
+    int partnumber=1;
+    int recvfd=-1;
+    zmq_msg_t part;
+    do {
+        /* if not first free prev message part */
+        if (partnumber!=1) zmq_msg_close (&part); 
+
+        /* Create an empty ØMQ message to hold the message part */
+        int rc = zmq_msg_init (&part);
+        assert (rc == 0);
+        
+        /* Block until a message is available to be received from socket */
+        rc = zmq_msg_recv (&part,server, 0);
+        assert (rc != -1);
+        if (partnumber==1) {// this is the identity of the receiving pipe
+            
+            //buffer for  zmq_getsockopt / ZMQ_IDENTITY_FD
+            char idbuf[255]; 
+            size_t  idbufsz=zmq_msg_size (&part);
+            
+            assert (idbufsz<=255);
+            memcpy(idbuf,zmq_msg_data(&part),idbufsz);
+            
+            rc = zmq_getsockopt (server, ZMQ_IDENTITY_FD, idbuf, &idbufsz);
+            assert (rc == 0);
+            
+            memcpy(&recvfd,idbuf,sizeof(recvfd));
+            
+            //depending on your system this should be around 14
+            assert (recvfd > 0);
+        }
+        partnumber++;
+    } while (zmq_msg_more(&part));
+    zmq_msg_close (&part); 
+
+    close_zero_linger (client);
+    close_zero_linger (server);
+
+    zmq_ctx_term (ctx);
+
+    return 0 ;
+}