static SS test_AI_DatesBot_entries = parseDoubleRightArrowLinkedHashMap([[
  first of april => 2019/04/01
  3rd of april => 2019/04/03
  what about the second of march => 2019/03/02
  september 12th => 2019/09/12
]]);

static Scorer test_AI_DatesBot() {
  AI_DatesBot bot = nu AI_DatesBot(now := parseYMD("2019/01/02"));
  print(test_AI_DatesBot_entries);
  new Scorer scorer;
  for (S in, S output : test_AI_DatesBot_entries) {
    new LS out;
    bot.say = vfAddToCollection(out);
    bot.addInput(in);
    assertEqualsVerbose(scorer, ll(output), out);
  }
  ret print(scorer);
}