diff --git a/tests/__init__.py b/tests/__init__.py
index e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..d150efd1a827c1c5bea9a4ab7f8faf2257323f59 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -0,0 +1,13 @@
+import logging
+
+from flask_testing import TestCase
+
+from aura_engine_api.app import app
+from aura_engine_api.rest.encoder import JSONEncoder
+
+
+class BaseTestCase(TestCase):
+    def create_app(self):
+        logging.getLogger("connexion.operation").setLevel("ERROR")
+        app.json_encoder = JSONEncoder
+        return app