def test_to_roman_known_values(self):
''' to_roman should give known result with known input '''
for integer, numeral in self.known_values:
result = test_roman2.to_roman(integer)
self.assertEqual(numeral, result)
def test_roundtrip(self):
''' from_roman(to_roman(n)) == n for all n '''
for integer in range(1,5000):
numeral = test_roman2.to_roman(integer)
result = test_roman2.from_roman(numeral)
self.assertEqual(integer, result)
