Added a test module for the Datahandler base class

tests/datahandlers/test_datahandler.py

@@ -0,0 +1,15 @@
+import unittest
+
+from lodel.leapi.datahandlers.base_classes import DataHandler
+
+
+class DataHandlerTestCase(unittest.TestCase):
+
+    def test_init_abstract_class(self):
+        datahandler = None
+        try:
+            datahandler = DataHandler()
+        except NotImplementedError:
+            self.assertNotIsInstance(datahandler, DataHandler)
+            self.assertIsNone(datahandler)
+