# File lib/quiz1/t/solutions/Moses Hohman/test_cipher.rb, line 33
                def test_keystream_letters
                        chunker = Chunker.new("Code in Ruby, live longer!")
                        assert_equal(["DWJXH","YRFDG","TMSHP","UURXJ"], @keystream.keystream_letters(chunker.chunks))
                end