public static void WriteMetadata(this IMetadataEncoder encoder, IBufferWriter <byte> writer, Frame frame)
{
var metaLength = encoder.GetLength(frame.Metadata);
var metaSpan = writer.GetSpan(metaLength);
encoder.Write(metaSpan, frame.Metadata);
writer.Advance(metaLength);
}
public async Task WriteFrameAsync_ShouldSerializeCorrectly(short messageId, int length)
{
var encodedFrame = FrameProvider.GetRandom(messageId, length);
var metadata = new MessageMetadata(messageId, length);
var frame = new Frame(encodedFrame.Slice(
_encoder.GetLength(metadata)), metadata);
var pipe = new Pipe();
var writeResult = await _encoder.WriteFrameAsync(pipe.Writer, frame);
Assert.True(!writeResult.IsCompleted && !writeResult.IsCanceled);
pipe.Reader.TryRead(out var result);
var expected = encodedFrame.ToArray();
var actual = result.Buffer.ToArray();
Assert.Equal(expected, actual);
}