From 0a8473deddae61a8c9221c3df089239ac2e2ca62 Mon Sep 17 00:00:00 2001
From: Guido Goldstein <zmq@a-nugget.de>
Date: Sat, 28 Aug 2010 13:58:23 +0200
Subject: Added tests for transports per socket

---
 tests/testutil.hpp | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 65 insertions(+), 4 deletions(-)

(limited to 'tests/testutil.hpp')

diff --git a/tests/testutil.hpp b/tests/testutil.hpp
index 3e9f954..313fad4 100644
--- a/tests/testutil.hpp
+++ b/tests/testutil.hpp
@@ -20,15 +20,21 @@
 #ifndef __ZMQ_TEST_TESTUTIL_HPP_INCLUDED__
 #define __ZMQ_TEST_TESTUTIL_HPP_INCLUDED__
 
-#include "../include/zmq.hpp"
-
+#include <assert.h>
+#include <iostream>
+#include <string>
 #include <utility>
 
+#include "../include/zmq.hpp"
+
 namespace zmqtestutil
 {
 
+    using namespace std ;
+
     typedef std::pair <zmq::socket_t*, zmq::socket_t*> socket_pair;
 
+    //  Create a pair of sockets connected to each other.
     socket_pair create_bound_pair (zmq::context_t *context_,
         int t1_, int t2_, const char *transport_)
     {
@@ -39,6 +45,7 @@ namespace zmqtestutil
         return socket_pair (s1, s2);
     }
 
+    //  Send a message from one socket in the pair to the other and back.
     std::string ping_pong (const socket_pair &sp_, const std::string &orig_msg_)
     {
         zmq::socket_t &s1 = *sp_.first;
@@ -56,13 +63,67 @@ namespace zmqtestutil
         s2.recv (&pong, 0);
 
         //  Send message via s2, so state is clean in case of req/rep.
-        std::string ret((char *)pong.data(), pong.size());
-        s2.send(pong, 0);
+        std::string ret ((char*) pong.data(), pong.size ());
+        s2.send (pong, 0);
 
         //  Return received data as std::string.
         return ret ;
     }
 
+    /*  Run basic tests for the given transport.
+
+        Basic tests are:
+        * ping pong as defined above.
+        * send receive where the receive is signalled by zmq::poll
+    */
+    void basic_tests (const char *transport_, int t1_, int t2_)
+    {
+        zmq::context_t context (1);
+
+        zmq::pollitem_t items [2];
+        socket_pair p = create_bound_pair (&context, t1_, t2_, transport_);
+
+        //  First test simple ping pong.
+        const string expect ("XXX");
+
+        {
+            const string returned = zmqtestutil::ping_pong (p, expect);
+            assert (expect == returned);
+
+            //  Adjust socket state so that poll shows only 1 pending message.
+            zmq::message_t mx ;
+            p.first->recv (&mx, 0);
+        }
+
+        {
+            //  Now poll is used to singal that a message is ready to read.
+            zmq::message_t m1 (expect.size ());
+            memcpy (m1.data (), expect.c_str (), expect.size ());
+            items [0].socket = *p.first;
+            items [0].fd = 0;
+            items [0].events = ZMQ_POLLIN;
+            items [0].revents = 0;
+            items [1].socket = *p.second;
+            items [1].fd = 0;
+            items [1].events = ZMQ_POLLIN;
+            items [1].revents = 0;
+
+            p.first->send (m1, 0);
+
+            int rc = zmq::poll (&items [0], 2, -1);
+            assert (rc == 1);
+            assert ((items [1].revents & ZMQ_POLLIN) != 0);
+
+            zmq::message_t m2;
+            p.second->recv (&m2, 0);
+            const string ret ((char*) m2.data (), m2.size ());
+            assert (expect == ret);
+        }
+
+        //  Delete sockets.
+        delete (p.first);
+        delete (p.second);
+    }
 }
 
 #endif
-- 
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