public function testEncodeDecode64bitLongSigned()
{
$long = -2147483648.0;
$encoded = Kafka_Request::packLong64bigendian($long);
$this->assertEquals($long, Kafka_Request::unpackLong64bigendian($encoded));
$long = -2147483649.0;
$encoded = Kafka_Request::packLong64bigendian($long);
$this->assertEquals($long, Kafka_Request::unpackLong64bigendian($encoded));
}
/**
* Send a request and fetch the response
*
* @param Kafka_Request $req Request
*
* @return Kafka_MessageSet $messages
* @throws Kafka_Exception
*/
public function fetch(Kafka_Request $req)
{
$this->connect();
// send request
$req->writeTo($this->socket);
// get response
$this->lastResponseSize = $this->getResponseSize();
$responseCode = $this->getResponseCode();
$initialOffset = 6;
// validate response
Kafka_Response::validateErrorCode($responseCode);
if ($this->lastResponseSize == 2) {
throw new Kafka_Exception_EmptyQueue();
}
return new Kafka_MessageSet($this->socket, $initialOffset);
}
