def test_does_not_recognize_correct_line(self):
line = 'E|-----1---2---3---|----4---5---6---|'
self.assertIsNone(INCORRECT_SPACING_REGEX.match(line))
def test_finds_incorrect_element(self):
line = 'A|----1--2--3---|----456---'
match = INCORRECT_SPACING_REGEX.match(line)
self.assertIsNotNone(match)
self.assertEqual(match.group('number_run'), '456')
