hrrr

tests.py

@@ -1,3 +1,4 @@
+import unittest
 from unittest import mock
 
 import services
@@ -27,3 +28,7 @@ def test_is_mail_send():
 
     email_service.send.assert_called_once_with("test@receiver", "test invoice")
     invoice_service.create_invoice.assert_called()
+
+
+if __name__ == '__main__':
+    unittest.main()