CacheTest::_prepareMongo PHP Method

    protected function _prepareMongo()
    {
        if (!extension_loaded('mongo')) {
            $this->markTestSkipped('mongo extension is not loaded');
            return false;
        }
        //remove existing
        if (class_exists('MongoClient', false)) {
            $mongo = new MongoClient();
        } else {
            $mongo = new Mongo();
        }
        $database = $mongo->phalcon_test;
        $collection = $database->caches;
        $collection->remove();
        return array($mongo, $collection);
    }