def test_equal_2(self): self.assertEqual(time_correct('09:10:01'), '09:10:01')
def test_is_none_4(self): self.assertIsNone(time_correct('0a:1c:22'))
def test_equal_1(self): self.assertEqual(time_correct(''), '')
def test_is_none_2(self): self.assertIsNone(time_correct('001122'))
def test_is_none_3(self): self.assertIsNone(time_correct('00;11;22'))
def test_is_none_1(self): self.assertIsNone(time_correct(None))
def test_equal_6(self): self.assertEqual(time_correct('52:01:01'), '04:01:01')
def test_equal_5(self): self.assertEqual(time_correct('24:01:01'), '00:01:01')
def test_equal_4(self): self.assertEqual(time_correct('19:99:99'), '20:40:39')
def test_equal_3(self): self.assertEqual(time_correct('11:70:10'), '12:10:10')