diff --git a/server/lib/python/cartodb_services/test/refactor/storage/test_null_config.py b/server/lib/python/cartodb_services/test/refactor/storage/test_null_config.py
new file mode 100644
index 0000000..dda058d
--- /dev/null
+++ b/server/lib/python/cartodb_services/test/refactor/storage/test_null_config.py
@@ -0,0 +1,14 @@
+from unittest import TestCase
+from cartodb_services.refactor.storage.null_config import NullConfigStorage
+from cartodb_services.refactor.core.interfaces import ConfigBackendInterface
+
+
+class TestNullConfigStorage(TestCase):
+
+    def test_is_a_config_backend(self):
+        null_config = NullConfigStorage()
+        assert isinstance(null_config, ConfigBackendInterface)
+
+    def test_returns_none_regardless_of_input(self):
+        null_config = NullConfigStorage()
+        assert null_config.get('whatever') is None