SW-699: minor improvement

LCS/Messaging/python/messaging/test/t_messagebus.py

@@ -43,10 +43,6 @@ logger = logging.getLogger(__name__)
 
 TIMEOUT = 1.0
 
-if not can_connect_to_broker():
-    print("Cannot connect to default rabbitmq broker. Skipping test.")
-    exit(3)
-
 class TestCreateDeleteFunctions(unittest.TestCase):
     """Test the various create/delete exchange/queue/binding funcions"""
 
@@ -770,11 +766,8 @@ def load_tests(loader, tests, ignore):
 if __name__ == '__main__':
     logging.basicConfig(format='%(asctime)s %(thread)d %(threadName)s %(levelname)s %(message)s', level=logging.DEBUG)
 
-    try:
-        with ToBus():
-            pass
-    except Exception as e:
-        print("Cannot run %s. Error: %s" % (__file__, e))
+    if not can_connect_to_broker():
+        logger.error("Cannot connect to default rabbitmq broker. Skipping test.")
         exit(3)
 
     unittest.main()