Adding tests for unimplemented features

Helps to detect when certain feature was implemented but a test
is not in place to verify it.

Change-Id: I7a98036c94117b867206dd8c4cc87fa8cfd1eafb
Signed-off-by: Eduardo Sousa <eduardosousa@av.it.pt>
diff --git a/osm_common/tests/test_msgbase.py b/osm_common/tests/test_msgbase.py
index c3b9726..4db3997 100644
--- a/osm_common/tests/test_msgbase.py
+++ b/osm_common/tests/test_msgbase.py
@@ -18,7 +18,7 @@
     assert isinstance(msgbase, MsgBase)
 
 def test_connect(msg_base):
-    msg_base.connect()
+    msg_base.connect(None)
 
 def test_disconnect(msg_base):
     msg_base.disconnect()