Granada\ORM::configure PHP Method

    public static function configure($key, $value = null, $connection_name = self::DEFAULT_CONNECTION)
    {
        self::_setup_db_config($connection_name);
        //ensures at least default config is set
        if (is_array($key)) {
            // Shortcut: If only one array argument is passed,
            // assume it's an array of configuration settings
            foreach ($key as $conf_key => $conf_value) {
                self::configure($conf_key, $conf_value, $connection_name);
            }
        } else {
            if (is_null($value)) {
                // Shortcut: If only one string argument is passed,
                // assume it's a connection string
                $value = $key;
                $key = 'connection_string';
            }
            self::$_config[$connection_name][$key] = $value;
        }
    }

 public function setUp()
 {
     // Enable logging
     ORM::configure('logging', true);
     // Set up the dummy database connection
     $db = new PDO('sqlite::memory:');
     ORM::set_db($db);
 }