Problem: test_decrease_when_full is disabled for Windows

Solution: add sleep after connecting such that sending is not started before connection succeeded

tests/test_sockopt_hwm.cpp

@@ -152,6 +152,10 @@ void test_decrease_when_full ()
     zmq_bind (bind_socket, "inproc://a");
     zmq_connect (connect_socket, "inproc://a");
 
+    //  we must wait for the connect to succeed here, unfortunately we don't
+    //  have monitoring events for inproc, so we just hope SETTLE_TIME suffices
+    msleep (SETTLE_TIME);
+
     // Fill up to hwm
     int send_count = test_fill_up_to_hwm (bind_socket, sndhwm);
 
@@ -200,12 +204,7 @@ int main ()
     UNITY_BEGIN ();
     RUN_TEST (test_change_before_connected);
     RUN_TEST (test_change_after_connected);
-
-    // TODO FIXME this test cases does not run reliably under Windows (at
-    // least for some VC++ and OS versions), this must be analyzed and fixed
-#if !defined(_WIN32)
     RUN_TEST (test_decrease_when_full);
-#endif
 
     return UNITY_END ();
 }