public function testExport()
{
$connection = $this->object->getAdapter()->getDriver()->getConnection();
$parameters = $connection->getConnectionParameters();
if ($parameters['driver'] != 'pdo_mysql') {
return;
}
$parameters['port'] = 3306;
$connection->setConnectionParameters($parameters);
$this->assertInternalType('string', $this->object->export(''));
}