def test_input_III_ouput_3(self): self.assertEqual(3, converti("III"))
def test_input_I_ouput_1(self): self.assertEqual(1, converti("I"))
def test_input_IV_ouput_4(self): self.assertEqual(4, converti("IV"))
def test_input_MCMLXXVII_ouput_1977(self): self.assertEqual(1977, converti("MCMLXXVII"))
def test_input_VI_ouput_6(self): self.assertEqual(6, converti("VI"))