class RomanToIntegerTestCase(unittest.TestCase):
def setUp(self):
self.solution = Solution()
def test_example1(self):
self.assertEqual(self.solution.romanToInt("III"), 3)
def test_example2(self):
self.assertEqual(self.solution.romanToInt("IV"), 4)
def test_example3(self):
self.assertEqual(self.solution.romanToInt("IX"), 9)
def test_example4(self):
self.assertEqual(self.solution.romanToInt("LVIII"), 58)
def test_example5(self):
self.assertEqual(self.solution.romanToInt("MCMXCIV"), 1994)
def test_example6(self):
self.assertEqual(self.solution.romanToInt("VII"), 7)
def test_example7(self):
self.assertEqual(self.solution.romanToInt("X"), 10)
def test_example8(self):
self.assertEqual(self.solution.romanToInt("XIV"), 14)
def test_example9(self):
self.assertEqual(self.solution.romanToInt("CXIV"), 114)
def test_roman_to_integer(self):
solution = Solution()
self.assertEqual(solution.romanToInt('III'), 3)
self.assertEqual(solution.romanToInt('IV'), 4)
self.assertEqual(solution.romanToInt('IX'), 9)
self.assertEqual(solution.romanToInt('LVIII'), 58)
self.assertEqual(solution.romanToInt('MCMXCIV'), 1994)
self.assertEqual(solution.romanToInt('MCDLXXVI'), 1476)
def test_roman_to_int(self):
inputs = ('III', 'IV', 'IX', 'LVIII', 'MCMXCIV')
outs = (3, 4, 9, 58, 1994)
for inp, out in zip(inputs, outs):
self.assertEqual(out, Solution().romanToInt(inp))
""" Generating a number in range [1, 3999], converting it to Roman numeral,
generating number from Roman numeral and comparing it with original number.
"""
import random
from integer_to_roman import Solution as SolIntRom
from roman_to_integer import Solution as SolRomInt
sol_int_rom = SolIntRom()
sol_rom_int = SolRomInt()
while True:
# generate random number from 1 to 3999
original_number = random.randrange(1, 4000)
# convert number to roman numeral
roman_number = sol_int_rom.int_to_roman(original_number)
# convert roman numeral back to integer
converted_number = sol_rom_int.roman_to_int(roman_number)
# compare with original number
if converted_number == original_number:
print("OK")
print(f"original number: {original_number}")
print(f"roman number: {roman_number}")
print()
else:
print("Conversion results are different.")
print(f"original number: {original_number}")
print(f"roman number: {roman_number}")
print(f"converted number: {converted_number}")
def test_isValid_Solution(self):
sol = Solution()
self.assertEqual(58, sol.romanToInt('LVIII'))
self.assertEqual(1994, sol.romanToInt('MCMXCIV'))
def test_three(self):
solution = Solution()
self.assertEqual(solution.romanToInt("III"), 3)
def test_nineteen_ninety_four(self):
solution = Solution()
self.assertEqual(solution.romanToInt("MCMXCIV"), 1994)
def test_fifty_eight(self):
solution = Solution()
self.assertEqual(solution.romanToInt("LVIII"), 58)
def test_four(self):
solution = Solution()
self.assertEqual(solution.romanToInt("IV"), 4)
def setUp(self):
self.solution = Solution()
def test_roman_to_int(self):
s = Solution()
self.assertEqual(s.roman_to_int('MDCDIII'), 1903, 'MDCDIII is 1903')
self.assertEqual(s.roman_to_int('XIIX'), 18, 'XIIX is 18')
self.assertEqual(s.roman_to_int('MDCCCCX'), 1910, 'MDCCCCX is 1910')