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Commit 079adc39 authored by Hatice Yildirim's avatar Hatice Yildirim
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Meine Implementierung converter.py

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2 merge requests!8Develop2,!3GotsisWasili
#Bei Eingabe von Zahlen, die in der Liste definiert sind, sollen römische Zhalen zurückgegeben werden.
#Bei Eingabe von Zahlen, die nicht in der Liste definiert ist, soll ein "" ausgeben werden.
import unittest
from abc import ABC, abstractmethod
class IRomanNumber(ABC):
@abstractmethod
def convert(self, n:int) -> str:
pass
class RomanNumber(IRomanNumber):
def convert(self, n: int) -> str:
roman_numerals = {
1: "I", 2: "II", 3: "III",
4: "IV", 5: "V", 9: "IX",
21: "XXI", 50: "L", 100: "C",
500: "D", 1000: "M"
}
return roman_numerals.get(n, "")
class TestRomanConverter(unittest.TestCase):
def setUp(self):
self.converter = RomanNumber()
def test_single_value(self):
self.assertEqual(self.converter.convert(1), "I")
self.assertEqual(self.converter.convert(2), "II")
self.assertEqual(self.converter.convert(3), "III")
self.assertEqual(self.converter.convert(4), "IV")
self.assertEqual(self.converter.convert(5), "V")
self.assertEqual(self.converter.convert(9), "IX")
self.assertEqual(self.converter.convert(21), "XXI")
self.assertEqual(self.converter.convert(50), "L")
self.assertEqual(self.converter.convert(100), "C")
self.assertEqual(self.converter.convert(500), "D")
self.assertEqual(self.converter.convert(1000), "M")
def test_inivalid_numbers(self):
self.assertEqual(self.converter.convert(6), "")
self.assertEqual(self.converter.convert(99), "")
self.assertEqual(self.converter.convert(-1), "")
if __name__ == "__main__":
unittest.main()
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