public void CanFastForwardStreamFromStart()
{
var buffer = new byte[3];
var stream = new MemoryStream(new byte[] { 1, 2, 3, 4, 5 });
var forwardable = new ForwardSeekingStream(stream);
forwardable.Seek(2, SeekOrigin.Begin);
forwardable.Read(buffer, 0, 3);
Assert.Equal(new byte[] { 3, 4, 5 }, buffer);
}
public void CanFastForwardStreamAfterRead()
{
var buffer = new byte[2];
var stream = new MemoryStream(new byte[] { 1, 2, 3, 4, 5 });
var forwardable = new ForwardSeekingStream(stream);
forwardable.Read(buffer, 0, 2);
Assert.Equal(new byte[] { 1, 2 }, buffer);
forwardable.Seek(1, SeekOrigin.Current);
forwardable.Read(buffer, 0, 2);
Assert.Equal(new byte[] { 4, 5 }, buffer);
}
