def test_replace_standard(self): result = strutils.replace('AB12CD12ED12', '12', '34') self.assertEquals(result, 'AB34CD34ED34')
def test_replace_none(self): result = strutils.replace(None, None, None) self.assertIsNone(result, 'Expected None.')
def test_replace_int(self): result = strutils.replace('AB12CD12ED12', '12', 34) self.assertEquals(result, 'AB34CD34ED34')