def test_to_roman(self):
self.assertEqual('I', roman.to_roman(1))
self.assertEqual('III', roman.to_roman(3))
self.assertEqual('IV', roman.to_roman(4))
self.assertEqual('V', roman.to_roman(5))
self.assertEqual('VIII', roman.to_roman(8))
self.assertEqual('IX', roman.to_roman(9))
self.assertEqual('X', roman.to_roman(10))
self.assertEqual('L', roman.to_roman(50))
self.assertEqual('CDXLIV', roman.to_roman(444))
self.assertEqual('MMMCMXCIX', roman.to_roman(3999))
def test_roundtrip(self):
'''from_roman(to_roman(n)) == n for all n'''
for integer in range(1, 5000):
numeral = roman.to_roman(integer)
result = roman.from_roman(numeral)
self.assertEqual(integer, result)
def test_roundtrip(self): '''from_roman(to_roman(n))==n for all n''' for integer in range(1, 4000): numeral = roman.to_roman(integer) result = roman.from_roman(numeral) self.assertEqual(integer, result)
def test_to_roman_known_values(self):
'''
to_roman should give known result with known input
'''
for integer, numeral in self.known_values:
result = roman.to_roman(integer)
self.assertEqual(numeral, result)
def test_from_roman_case(self) :
"""from_roman should only accept uppercase input"""
for intgr in range(1, 4000) :
numeral = roman.to_roman(intgr)
roman.from_roman(numeral.upper())
self.assertRaises(roman.InvalidRomanNumeralError,
roman.from_roman, numeral.lower())
def test_roman_combinations(self):
self.assertEqual('II', to_roman(2))
self.assertEqual('XXX', to_roman(30))
self.assertEqual('VI', to_roman(6))
self.assertEqual('LXII', to_roman(62))
self.assertEqual('CII', to_roman(102))
self.assertEqual('DLXXIII', to_roman(573))
self.assertEqual('MDCLXXXVI', to_roman(1686))
self.assertEqual('MMMCMXCIX', to_roman(3999))
def test_roman_digits(self):
self.assertEqual('I', to_roman(1))
self.assertEqual('V', to_roman(5))
self.assertEqual('X', to_roman(10))
self.assertEqual('L', to_roman(50))
self.assertEqual('C', to_roman(100))
self.assertEqual('D', to_roman(500))
self.assertEqual('M', to_roman(1000))
def test_other_numbers(self):
self.assertEquals("XXVII", to_roman(27))
self.assertEquals("LXXXIX", to_roman(89))
self.assertEquals("CXLV", to_roman(145))
self.assertEquals("DCXCI", to_roman(691))
self.assertEquals("MCMLXXXIII", to_roman(1983))
self.assertEquals("MMCDXII", to_roman(2412))
self.assertEquals("MMMCCCIX", to_roman(3309))
def convert(num):
try:
return roman.to_roman(num)
except roman.OutOfRangeError:
return "Out of range"
except roman.NotIntegerError:
return "Not an integer"
except roman.InvalidRomanNumeralError:
return "Not a valid roman numeral"
except Exception:
return "Error during conversion"
def test_to_roman_positive(self):
self.assertEqual('I', roman.to_roman(1))
self.assertEqual('XIII', roman.to_roman(13))
self.assertEqual('CXI', roman.to_roman(111))
self.assertEqual('MMI', roman.to_roman(2001))
self.assertEqual('M_V_CMXCIX', roman.to_roman(4999))
self.assertEqual('_V_', roman.to_roman(5000))
def test_roman_exceptions(self):
self.assertEqual('IV', to_roman(4))
self.assertEqual('IX', to_roman(9))
self.assertEqual('XL', to_roman(40))
self.assertEqual('XC', to_roman(90))
self.assertEqual('CD', to_roman(400))
self.assertEqual('CM', to_roman(900))
def test_roman_out_of_range():
with pytest.raises(AssertionError):
to_roman(0)
with pytest.raises(AssertionError):
to_roman(4000)
with pytest.raises(AssertionError):
to_roman(-100)
def test_roman_wrong_input():
with pytest.raises(AssertionError):
to_roman('123')
with pytest.raises(AssertionError):
to_roman(5.0)
with pytest.raises(AssertionError):
to_roman('ABCDEF')
def on_convert_clicked(self, widget):
input_text = self.entry_input.get_text()
output_text = ""
print(input_text, type(input_text), self.mode)
# Numeral output mode
if self.mode == "numeral":
print("to_roman(", int(input_text), ")")
output_text = roman.to_roman(int(input_text))
# Integer output mode
elif self.mode == "integer":
print("from_roman(", input_text, ")")
output_text = roman.from_roman(input_text)
self.entry_output.set_text(str(output_text))
def main():
'''Main program entry point'''
# Run our command line argument parser and collect the results into an object
args = parse_command_line_args()
# Print some extra information if you like
if args.verbose:
print('Number: {0}'.format(args.number))
print('Numeral: {0}'.format(args.numeral))
print('Integer: {0}'.format(args.integer))
# If we are converting to Roman numeral..
if args.numeral:
print(roman.to_roman(int(args.number)))
# If we are converting to integer..
elif args.integer:
print(roman.from_roman(args.number))
def parse_page_labels(page_labels: PdfArray, number_pages: int) -> List[str]:
page_numbers = []
# add the final stop position
page_labels.append(number_pages)
for i in range(0, len(page_labels) - 1, 2):
start, options, stop = page_labels[i:i + 3]
stop = int(stop)
start = int(start)
# /S specifies the numbering style for page numbers:
# /D - Arabic numerals (1,2,3...)
# /r - lowercase Roman numerals (i, ii, iii,...)
# /R - uppercase Roman numerals (I, II, III,...)
# /A - uppercase letters (A-Z)
# /a - lowercase letters (a-z)
# /P (optional) - page number prefix
# /St (optional) - the value of the first page number in the range (default: 1)
page_offset = int(options.St or 1)
page_range = range(page_offset, (stop - start) + 1)
option_mapping = {
"/D": str,
"/r": lambda x: to_roman(x).lower(),
"/R": to_roman,
"/a": ascii_lowercase.__getitem__,
"/A": ascii_uppercase.__getitem__,
}
range_numbers = map(option_mapping.get(options.S), page_range)
if options.P is not None and options.P != "()":
range_numbers = map(lambda x: options.P + x, range_numbers)
page_numbers.extend(range_numbers)
return page_numbers
def test_arabic_3_to_roman_III(self):
self.assertEqual(roman.to_roman(3), "III")
def test_2():
assert "II" == to_roman(2)
def test_all():
for i in range(1, 4000):
assert i == to_arabic(to_roman(i))
def test_402():
assert "CDII" == to_roman(402)
def test_911():
assert "CMXI" == to_roman(911)
def test_arabic_777_to_roman_DCCLXXVII(self):
self.assertEqual(roman.to_roman(777), "DCCLXXVII")
def test_fourteen(self):
self.assertEquals("XIV", to_roman(14))
def test_nine_hundred(self):
self.assertEquals("CM", to_roman(900))
def test_one_thousand(self):
self.assertEquals("M", to_roman(1000))
def test_four_hundred(self):
self.assertEquals("CD", to_roman(400))
def test_five_hundred(self):
self.assertEquals("D", to_roman(500))
def test_zero(self):
self.assertEquals("", to_roman(0))
def test_hundred(self):
self.assertEquals("C", to_roman(100))
def test_ninety(self):
self.assertEquals("XC", to_roman(90))
def test_arabic_8_to_roman_VIII(self):
self.assertEqual(roman.to_roman(8), "VIII")
def test_five(self):
self.assertEquals("V", to_roman(5))
def test_arabic_13_to_roman_XIII(self):
self.assertEqual(roman.to_roman(13), "XIII")
def test_one(self):
self.assertEquals("I", to_roman(1))
def test_fifty(self):
self.assertEquals("L", to_roman(50))
def test_four(self):
self.assertEquals("IV", to_roman(4))
def test_ten(self):
self.assertEquals("X", to_roman(10))
def test_to_roman_known_values(self):
'''to_roman 已知结果测试'''
for integer, numeral in self.known_values:
result = roman.to_roman(integer)
self.assertEqual(numeral, result)
def test_575():
assert "DLXXV" == to_roman(575)
def test_three(self):
self.assertEquals("III", to_roman(3))
def test_1024():
assert "MXXIV" == to_roman(1024)
def test_two(self):
self.assertEquals("II", to_roman(2))
def test_3000():
assert "MMM" == to_roman(3000)
def test_fourty(self):
self.assertEquals("XL", to_roman(40))
"""
Código de exemplo para uso do pacote de conversão:
Romano -> Decimal
Decimal -> Romano
"""
import roman
if __name__ == '__main__':
print('--- Romano para Decimal ---')
value = 'CMXCVIII'
converted = roman.to_decimal(value)
print(f'{value} -> {converted}')
print('\n')
print('--- Decimal para Romano ---')
value = 998
converted = roman.to_roman(value)
print(f'{value} -> {converted}')
def test_arabic_7949_to_roman_MMMMMMMCMXLIX(self):
self.assertEqual(roman.to_roman(7949), "MMMMMMMCMXLIX")
def test_arabic_4_to_roman_IV(self):
self.assertEqual(roman.to_roman(4), "IV")
def test_arabic_zero_to_roman_empty(self):
self.assertEqual(roman.to_roman(0), "")
def test_arabic_9_to_roman_IX(self):
self.assertEqual(roman.to_roman(9), "IX")
def test_arabic_1_to_roman_I(self):
self.assertEqual(roman.to_roman(1), "I")
def test_arabic_47_to_roman_XLVII(self):
self.assertEqual(roman.to_roman(47), "XLVII")
def test_nine(self):
self.assertEquals("IX", to_roman(9))
def test_arabic_1987_to_roman_MCMLXXXVII(self):
self.assertEqual(roman.to_roman(1987), "MCMLXXXVII")
def test_fourty_four(self):
self.assertEquals("XLIV", to_roman(44))
def test_arabic_minus_to_roman_ERROR(self):
self.assertEqual(roman.to_roman(-10), "")
def test_roundtrip(self):
"""from_roman(to_roman(n)) == n for all n 1..3999."""
for integer in range(1, 5000):
numeral = roman.to_roman(integer)
result = roman.from_roman(numeral)
self.assertEqual(integer, result)
def test_pi_to_roman_empty(self):
self.assertEqual(roman.to_roman(math.pi), "III")
def test_to_roman_known_value(self):
"""to_roman should return known value from known input."""
for integer, numeral in self.known_values:
result = roman.to_roman(integer)
self.assertEqual(numeral, result)
def test_to_roman_known_values(self):
'''to_roman should give known result with known input'''
for integer, numeral in self.known_values:
result = roman.to_roman(integer)
self.assertEqual(numeral, result)
def test_six(self):
self.assertEquals("VI", to_roman(6))
