/**
* {@inheritdoc}
*/
public function unpack($data)
{
$headerSize = PackUtils::getHeaderSize($data);
if (!($header = substr($data, 0, $headerSize))) {
throw new Exception('Unable to unpack data.');
}
$header = msgpack_unpack($header);
if (!is_array($header)) {
throw new Exception('Unable to unpack data.');
}
$code = $header[IProto::CODE];
$body = substr($data, $headerSize);
$body = msgpack_unpack($body);
if ($code >= Request::TYPE_ERROR) {
throw new Exception($body[IProto::ERROR], $code & Request::TYPE_ERROR - 1);
}
return new Response($header[IProto::SYNC], $body ? $body[IProto::DATA] : null);
}
/**
* @dataProvider provideHeaderData
*/
public function testGetHeaderSize($buffer, $expectedSize)
{
$this->assertSame($expectedSize, PackUtils::getHeaderSize($buffer));
}
