diff --git a/common/lib/capa/capa/graders/tests.py b/common/lib/capa/capa/graders/tests.py
index a7876dd6a9..d5a65c7596 100644
--- a/common/lib/capa/capa/graders/tests.py
+++ b/common/lib/capa/capa/graders/tests.py
@@ -199,6 +199,11 @@ class Test_DragAndDrop(unittest.TestCase):
         self.assertFalse(draganddrop.grade(user_input, correct_answer))
 
 
+        #test for every function in DND
+
+        # test for different denied-allowed positions inised
+        # different groups
+
 def suite():
 
     testcases = [Test_DragAndDrop]