anchor.diff:      bob_responds("4?", "Sure.").
   
   responds_to_unicode_shout_test() ->
  -    bob_responds("\xdcML\xc4\xdcTS!", "Woah, chill out!").
  +    bob_responds("\xdcML\xc4\xdcTS!", "Whoa, chill out!").
   
   responds_to_unicode_non_shout_test() ->
       bob_responds("\xdcML\xe4\xdcTS!", "Whatever.").
  
positive.code:     bob_responds("It's OK if you don't want to go to the DMV.", "Whatever.").
  
  responds_to_forceful_questions_test() ->
      bob_responds("WHAT THE HELL WERE YOU THINKING?", "Woah, chill out!").
  
  responds_to_shouting_with_special_characters_test() ->
      bob_responds("ZOMG THE %^*@#$(*^ ZOMBIES ARE COMING!!11!!1!",
                   "Woah, chill out!").
  
  responds_to_shouting_numbers_test() ->
      bob_responds("1, 2, 3, GO!", "Woah, chill out!").
  
  responds_to_shouting_with_no_exclamation_mark_test() ->
      bob_responds("I HATE YOU", "Woah, chill out!").
  
  responds_to_statement_containing_question_mark_test() ->
      bob_responds("Ending with ? means a question", "Whatever.").
  
negative.code:     bob_responds("Tom-ay-to, tom-aaaah-to.", "Whatever.").
  
  responds_to_shouts_test() ->
      bob_responds("WATCH OUT!", "Whoa, chill out!").
  
  responds_to_questions_test() ->
      bob_responds("Does this cryogenic chamber make me look fat?", "Sure.").
  