public void WritesNumericToAscii(ulong number)
{
var writerBuffer = _pipe.Writer;
var writer = new CountingBufferWriter <PipeWriter>(writerBuffer);
writer.WriteNumeric(number);
writer.Commit();
writerBuffer.FlushAsync().GetAwaiter().GetResult();
var reader = _pipe.Reader.ReadAsync().GetAwaiter().GetResult();
var numAsStr = number.ToString();
var expected = Encoding.ASCII.GetBytes(numAsStr);
AssertExtensions.Equal(expected, reader.Buffer.Slice(0, numAsStr.Length).ToArray());
}
public void WritesNumericAcrossSpanBoundaries(int gapSize)
{
var writerBuffer = _pipe.Writer;
var writer = new CountingBufferWriter <PipeWriter>(writerBuffer);
// almost fill up the first block
var spacer = new byte[writer.Span.Length - gapSize];
writer.Write(spacer);
var bufferLength = writer.Span.Length;
writer.WriteNumeric(ulong.MaxValue);
Assert.NotEqual(bufferLength, writer.Span.Length);
writer.Commit();
writerBuffer.FlushAsync().GetAwaiter().GetResult();
var reader = _pipe.Reader.ReadAsync().GetAwaiter().GetResult();
var numAsString = ulong.MaxValue.ToString();
var written = reader.Buffer.Slice(spacer.Length, numAsString.Length);
Assert.False(written.IsSingleSegment, "The buffer should cross spans");
AssertExtensions.Equal(Encoding.ASCII.GetBytes(numAsString), written.ToArray());
}