public void fill_copies_count_elements_to_buffer_starting_at_offset()
{
var actual = new byte[9];
var data = new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 };
var expected = new byte[] { 0, 1, 2, 3, 4, 5, 6, 0, 0 };
using(var inner = new MemoryStream(data))
{
var @delegate = new MessageStreamDelegate(inner);
Assert.True(@delegate.Fill(actual, 1, 6));
Assert.Equal(expected, actual);
}
}