svoid test_PhilosophyBot1_sanitizeInput() {
  new PhilosophyBot1 bot;
  assertEqualsVerbose("what is", bot.sanitizeInput("what is $x"));
  assertEqualsVerbose("what is this", bot.sanitizeInput("what is (this"));
  assertEqualsVerbose("what is this", bot.sanitizeInput("what is (this"));
  assertEqualsVerbose("i don't understand", bot.sanitizeInput("i don't understand"));
  assertEqualsVerbose("quoted 1", bot.sanitizeInput("\"quoted\" 1"));
  
  // these seem OK for javaTokWithBrackets
  assertEqualsVerbose("a'", bot.sanitizeInput("a'"));
  assertEqualsVerbose("'a'", bot.sanitizeInput("'a'"));
}