Doctrine\DBAL\Connection::getWrappedConnection PHP Method

    public function getWrappedConnection()
    {
        $this->connect();
        return $this->_conn;
    }

 /**
  * @return PHPUnit_Extensions_Database_DB_IDatabaseConnection
  */
 protected final function getConnection()
 {
     if (!$this->connection) {
         if (!self::$doctrine) {
             self::$doctrine = $this->getDoctrineConnection();
             $this->setupDatabase();
         }
         $this->connection = $this->createDefaultDbConnection(self::$doctrine->getWrappedConnection(), ':memory:');
     }
     return $this->connection;
 }