def test_contains_straight_at_beginning(self):
     self.assertTrue(day11.contains_straight("hijklmmn"))
 def test_contains_straight_at_end(self):
     self.assertTrue(day11.contains_straight("zzzabc"))
 def test_doesnt_contain_straight(self):
     self.assertFalse(day11.contains_straight("abbcegjk"))