public void EmptyMultiMemoryTest()
{
MultiMemory mm = MultiMemory.Empty;
Assert.Equal(0, mm.Length);
Assert.True(mm.IsEmpty);
Assert.Equal(0, mm.BlockCount);
Assert.Equal(0, mm.Slice(0).Length);
Assert.Equal(0, mm.Slice(0, 0).Length);
// These should not throw
mm.CopyTo(new byte[0]);
mm.CopyFrom(new byte[0]);
}
public int CopyTo(Memory <byte> buffer, out bool isCompleted, out bool isEmpty)
{
lock (_syncRoot)
{
int copied = 0;
if (!_buffer.IsEmpty)
{
MultiMemory activeBuffer = _buffer.ActiveMemory;
copied = Math.Min(buffer.Length, activeBuffer.Length);
activeBuffer.Slice(0, copied).CopyTo(buffer.Span);
_buffer.Discard(copied);
}
isCompleted = _buffer.IsEmpty && _final;
isEmpty = _buffer.IsEmpty;
return(copied);
}
}