def test_1st(self):
self.assertEqual(ordinal(1), "1st")
def test_other_suffixes(self):
self.assertEqual(ordinal(22), '22nd')
self.assertEqual(ordinal(12), '12th')
self.assertEqual(ordinal(112), '112th')
def test_valid_ordinal(self):
self.assertEqual(ordinal(3), "3rd")
def test_2nd(self):
self.assertEqual(ordinal(2), "2nd")