//[TestCase(PgpCompressionAlgorithm.BZip2)]
public void TestCompression(PgpCompressionAlgorithm type)
{
using MemoryStream bOut = new MemoryStream();
// Compress data
var messageGenerator = new PgpMessageGenerator(bOut);
using (var compressedGenerator = messageGenerator.CreateCompressed(type))
using (var literalStream = compressedGenerator.CreateLiteral(PgpDataFormat.Binary, "", DateTime.UtcNow))
literalStream.Write(Data);
// Read it back
bOut.Position = 0;
var compressedMessage = (PgpCompressedMessage)PgpMessage.ReadMessage(bOut);
var literalMessage = (PgpLiteralMessage)compressedMessage.ReadMessage();
byte[] bytes = Streams.ReadAll(literalMessage.GetStream());
Assert.That(bytes, Is.EqualTo(Data));
}
public PgpCompressedMessageGenerator(
IPacketWriter packetWriter,
PgpCompressionAlgorithm algorithm,
CompressionLevel compressionLevel = CompressionLevel.Optimal)
: base(packetWriter)
{
switch (algorithm)
{
case PgpCompressionAlgorithm.Uncompressed:
case PgpCompressionAlgorithm.Zip:
case PgpCompressionAlgorithm.ZLib:
//case CompressionAlgorithmTag.BZip2:
break;
default:
throw new ArgumentException("unknown compression algorithm", nameof(algorithm));
}
this.algorithm = algorithm;
this.compressionLevel = compressionLevel;
}
internal CompressedDataPacket(Stream bcpgIn)
{
this.algorithm = (PgpCompressionAlgorithm)bcpgIn.ReadByte();
}
public CompressedDataPacket(PgpCompressionAlgorithm algorithm)
{
this.algorithm = algorithm;
}
public PgpMessageGenerator CreateCompressed(PgpCompressionAlgorithm algorithm, CompressionLevel compressionLevel = CompressionLevel.Optimal)
{
return(new PgpCompressedMessageGenerator(Open(), algorithm, compressionLevel));
}
