def testVI(self): self.assertEqual(6, roman_numeral_to_integer('VI'))
def testMCMIV(self): self.assertEqual(1904, roman_numeral_to_integer('MCMIV'))
def testMMMDCLXIV(self): self.assertEqual(3664, roman_numeral_to_integer('MMMDCLXIV'))
def testMMVIII(self): self.assertEqual(2008, roman_numeral_to_integer('MMVIII'))
def testMCMXC(self): self.assertEqual(1990, roman_numeral_to_integer('MCMXC'))
def testLDXI(self): self.assertEqual(461, roman_numeral_to_integer('LDXI'))
def testLIX(self): self.assertEqual(59, roman_numeral_to_integer('LIX'))
def testXI(self): self.assertEqual(11, roman_numeral_to_integer('XI'))