public void WriteAtBytePositionTest()
{
// write 2 bytes
writer.WriteByte(1);
writer.WriteByte(2);
// .ToArray() length is 2?
Assert.That(writer.ToArray().Length, Is.EqualTo(2));
// set position back by one
writer.WriteAtBytePosition(2, 8, 1);
// Changing the position should not alter the size of the data
Assert.That(writer.ToArray().Length, Is.EqualTo(2));
}