protected override IMqttPacketBodyReader ReaderFactory(byte[] data)
{
var result = new SpanBasedMqttPacketBodyReader();
result.SetBuffer(data);
return(result);
}
public void TestTryDeserialize()
{
var serializer = new MqttPacketFormatterAdapter(MqttProtocolVersion.V311);
var buffer = serializer.Encode(new MqttPublishPacket()
{
Topic = "a", Payload = new byte[5]
});
var sequence = new ReadOnlySequence <byte>(buffer.Array, buffer.Offset, buffer.Count);
var part = sequence;
MqttBasePacket packet;
var consumed = part.Start;
var observed = part.Start;
var result = false;
var read = 0;
var reader = new SpanBasedMqttPacketBodyReader();
part = sequence.Slice(sequence.Start, 0); // empty message should fail
result = serializer.TryDecode(reader, part, out packet, out consumed, out observed, out read);
Assert.IsFalse(result);
part = sequence.Slice(sequence.Start, 1); // partial fixed header should fail
result = serializer.TryDecode(reader, part, out packet, out consumed, out observed, out read);
Assert.IsFalse(result);
part = sequence.Slice(sequence.Start, 4); // partial body should fail
result = serializer.TryDecode(reader, part, out packet, out consumed, out observed, out read);
Assert.IsFalse(result);
part = sequence; // complete msg should work
result = serializer.TryDecode(reader, part, out packet, out consumed, out observed, out read);
Assert.IsTrue(result);
}
public static bool TryDecode(this MqttPacketFormatterAdapter formatter,
SpanBasedMqttPacketBodyReader reader,
in ReadOnlySequence <byte> input,