def test_parse_slack_message_returns_user_from_message():
#arrange
fake_message = [{'text': 'test 123', 'channel': 'foo', 'user': '******'}]
k = Kairo("app")
#act
message, channel, user = k.parse_slack_message(fake_message)
#assert
assert 'bar' == user
def test_parse_slack_message_with_none_passed_returns_none_tuple():
k = Kairo("app")
command, channel, user = k.parse_slack_message(None)
assert command is None
assert channel is None
assert user is None