protected function get_extension_manager()
{
global $phpbb_root_path, $phpEx;
$config = new \phpbb\config\config(array());
$db = $this->get_db();
$db_tools = new \phpbb\db\tools($db);
$container = new phpbb_mock_container_builder();
$migrator = new \phpbb\db\migrator($container, $config, $db, $db_tools, self::$config['table_prefix'] . 'migrations', $phpbb_root_path, $phpEx, self::$config['table_prefix'], array(), new \phpbb\db\migration\helper());
$container->set('migrator', $migrator);
$container->set('dispatcher', new phpbb_mock_event_dispatcher());
$user = new \phpbb\user('\\phpbb\\datetime');
$extension_manager = new \phpbb\extension\manager($container, $db, $config, new phpbb\filesystem(), $user, self::$config['table_prefix'] . 'ext', dirname(__FILE__) . '/', $phpEx, $this->get_cache_driver());
return $extension_manager;
}