nicwn

def test_methods_can_be_invoked_by_sending_the_message
  mc = MessageCatcher.new

  assert mc.send(:caught?)   #Note: so this is the same as mc.caught?
end

def test_methods_can_be_invoked_more_dynamically   #Note: or it shoudl say, calling a method is the same as sending a message to the class object.
  mc = MessageCatcher.new

  assert mc.send("caught?")

nicwn

def test_method_names_become_symbols
  symbols_as_strings = Symbol.all_symbols.map { |x| x.to_s }
  assert_equal true, symbols_as_strings.include?("test_method_names_become_symbols")
end