fix and test

src/caosadvancedtools/models/parser.py

@@ -301,7 +301,7 @@ class Parser(object):
                 self.model[ent_name].add_property(
                     name=n,
                     importance=importance,
-                    datatype=_get_listdatatype(e["datatype"]))
+                    datatype=db.LIST(_get_listdatatype(e["datatype"])))
             else:
                 self.model[ent_name].add_property(name=n,
                                                   importance=importance)

unittests/test_parser.py

@@ -224,7 +224,10 @@ B:
     c:
       datatype: INTEGER
 """
-        parse_model_from_yaml(to_file(string_list))
+        model = parse_model_from_yaml(to_file(string_list))
+        print(model)
+        self.assertTrue(isinstance(model['A'], db.RecordType))
+        self.assertEqual(model['A'].properties[0].datatype, db.LIST("B"))
 
 
 class ParserTest(unittest.TestCase):