Add test case for many sockets

CMakeLists.txt

@@ -620,6 +620,7 @@ set(tests
         test_issue_566
         test_shutdown_stress
         test_timeo
+        test_many_sockets
 )
 if(NOT WIN32)
 list(APPEND tests

tests/Makefile.am

@@ -42,7 +42,8 @@ noinst_PROGRAMS = test_system \
                   test_inproc_connect \
                   test_issue_566 \
                   test_proxy \
-                  test_abstract_ipc
+                  test_abstract_ipc \
+                  test_many_sockets
 
 if !ON_MINGW
 noinst_PROGRAMS += test_shutdown_stress \
@@ -103,6 +104,7 @@ test_inproc_connect_SOURCES = test_inproc_connect.cpp
 test_issue_566_SOURCES = test_issue_566.cpp
 test_proxy_SOURCES = test_proxy.cpp
 test_abstract_ipc_SOURCES = test_abstract_ipc.cpp
+test_many_sockets_SOURCES = test_many_sockets.cpp
 if !ON_MINGW
 test_shutdown_stress_SOURCES = test_shutdown_stress.cpp
 test_pair_ipc_SOURCES = test_pair_ipc.cpp testutil.hpp

tests/test_many_sockets.cpp

@@ -0,0 +1,51 @@
+/*
+    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"
+#include <zmq.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+const int no_of_sockets = 5000;
+
+int main(void)
+{
+    setup_test_environment();
+
+    void *ctx = zmq_ctx_new();
+    void *sockets[no_of_sockets];
+    
+    int sockets_created = 0;
+
+    for ( int i = 0; i < no_of_sockets; ++i )
+    {
+        sockets[i] = zmq_socket(ctx, ZMQ_PAIR);
+        if (sockets[i])
+            ++sockets_created;
+    }
+
+    assert(sockets_created < no_of_sockets);
+
+    for ( int i = 0; i < no_of_sockets; ++i )
+        if (sockets[i])
+            zmq_close (sockets[i]);
+
+    zmq_ctx_destroy (ctx);
+    return 0;
+}