# File lib/quiz1/t/solutions/Jim Menard/test.rb, line 27
    def test_keystream
        expected = %w(D W J X H Y R F D G)
        deck = Deck.new.key
        expected.each { | exp |
            key = deck.next_keystream
            if exp != Card.value_to_chr(key)
                @errors << "expected #{exp}, key = #{Card.value_to_chr(key)}"
            end
        }
    end