Jarves\Cache\Backend\Files::testConfig PHP Method

    public function testConfig($config)
    {
        if (!isset($config['path'])) {
            $config['path'] = $this->cacheDir . '/object-cache/';
        }
        if (!file_exists($config['path']) && !mkdir($config['path'])) {
            throw new \Exception('Can not create cache folder: ' . $config['path']);
        }
        return true;
    }