make sure display_name is different from login_base for nodetest
diff --git a/xos/tosca/tests/nodetest.py b/xos/tosca/tests/nodetest.py
index dad2ab0..d49dab1 100644
--- a/xos/tosca/tests/nodetest.py
+++ b/xos/tosca/tests/nodetest.py
@@ -25,6 +25,8 @@
             relationship: tosca.relationships.ControllerDeployment
     testsite:
       type: tosca.nodes.Site
+      properties:
+        display_name: My Site
       requirements:
         - deployment:
              node: testdep