test_db_failover is failing after 'autoinit' removal ...
diff --git a/tests/mocks/database/db.php b/tests/mocks/database/db.php
index 5216be2..00dd884 100644
--- a/tests/mocks/database/db.php
+++ b/tests/mocks/database/db.php
@@ -133,7 +133,7 @@
 		}
 		catch (Exception $e)
 		{
-			throw new InvalidArgumentException($e->getMessage());
+			throw new RuntimeException($e->getMessage());
 		}
 
 		return $db;