def test1(self): actual = strings.longest_common_substring('abab', 'baba') self.assertEqual(actual, set(['aba', 'bab']))
def test3(self): actual = strings.longest_common_substring('cacbacabc', 'ccbacabdadca') self.assertEqual(actual, set(['cbacab']))
def testEmptyStrings(self): actual = strings.longest_common_substring('','') self.assertEqual(actual, set())
def test2(self): actual = strings.longest_common_substring('xmjyaux', 'mzjawxu') self.assertEqual(actual, set(['x', 'm', 'j', 'a', 'u']))