1 files changed, 106 insertions, 0 deletions
diff --git a/tests/test_iov.cpp b/tests/test_iov.cpp
new file mode 100644
index 0000000..718b318
--- /dev/null
+++ b/tests/test_iov.cpp
@@ -0,0 +1,106 @@
+/*
+    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"
+
+// XSI vector I/O
+#if defined ZMQ_HAVE_UIO
+#include <sys/uio.h>
+#else
+struct iovec {
+    void *iov_base;
+    size_t iov_len;
+};
+#endif
+
+void do_check(void* sb, void* sc, unsigned int msgsz)
+{
+    setup_test_environment();
+    int rc;
+    int sum =0;
+    for (int i = 0; i < 10; i++)
+    {
+        zmq_msg_t msg;
+        zmq_msg_init_size(&msg, msgsz);
+        void * data = zmq_msg_data(&msg);
+        memcpy(data,&i, sizeof(int));
+        rc = zmq_msg_send(&msg,sc,i==9 ? 0 :ZMQ_SNDMORE);
+        assert (rc == (int)msgsz);
+        zmq_msg_close(&msg);
+        sum += i;
+    }
+
+    struct iovec ibuffer[32] ;
+    memset(&ibuffer[0], 0, sizeof(ibuffer));
+    
+    size_t count = 10;
+    rc = zmq_recviov(sb,&ibuffer[0],&count,0);
+    assert (rc == 10);
+
+    int rsum=0;
+    for(;count;--count)
+    {
+        int v;
+        memcpy(&v,ibuffer[count-1].iov_base,sizeof(int));
+        rsum += v;
+        assert(ibuffer[count-1].iov_len == msgsz);
+        // free up the memory
+        free(ibuffer[count-1].iov_base);
+    }
+    
+    assert ( sum == rsum );
+
+}
+
+int main (void)
+{
+    void *ctx = zmq_ctx_new ();
+    assert (ctx);
+    int rc;
+   
+    void *sb = zmq_socket (ctx, ZMQ_PULL);
+    assert (sb);
+  
+    rc = zmq_bind (sb, "inproc://a");
+    assert (rc == 0);
+
+    msleep (SETTLE_TIME);
+    void *sc = zmq_socket (ctx, ZMQ_PUSH);
+  
+    rc = zmq_connect (sc, "inproc://a");
+    assert (rc == 0);
+
+
+    // message bigger than vsm max
+    do_check(sb,sc,100);
+
+    // message smaller than vsm max
+    do_check(sb,sc,10);
+
+    rc = zmq_close (sc);
+    assert (rc == 0);
+
+    rc = zmq_close (sb);
+    assert (rc == 0);
+
+    rc = zmq_ctx_term (ctx);
+    assert (rc == 0);
+
+    return 0;
+}