diff --git a/tests/config/test_database.py b/tests/config/test_database.py
new file mode 100644
index 0000000000..151d3006ac
--- /dev/null
+++ b/tests/config/test_database.py
@@ -0,0 +1,52 @@
+# -*- coding: utf-8 -*-
+# Copyright 2019 New Vector Ltd
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+import yaml
+
+from synapse.config.database import DatabaseConfig
+
+from tests import unittest
+
+
+class DatabaseConfigTestCase(unittest.TestCase):
+ def test_database_configured_correctly_no_database_conf_param(self):
+ conf = yaml.safe_load(
+ DatabaseConfig().generate_config_section("/data_dir_path", None)
+ )
+
+ expected_database_conf = {
+ "name": "sqlite3",
+ "args": {"database": "/data_dir_path/homeserver.db"},
+ }
+
+ self.assertEqual(conf["database"], expected_database_conf)
+
+ def test_database_configured_correctly_database_conf_param(self):
+
+ database_conf = {
+ "name": "my super fast datastore",
+ "args": {
+ "user": "matrix",
+ "password": "synapse_database_password",
+ "host": "synapse_database_host",
+ "database": "matrix",
+ },
+ }
+
+ conf = yaml.safe_load(
+ DatabaseConfig().generate_config_section("/data_dir_path", database_conf)
+ )
+
+ self.assertEqual(conf["database"], database_conf)
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