#Aufgabe 4b
import unittest
from PyCharmProjekte.s2_a4_a import number_normalize


class TestNumbers(unittest.TestCase):
    test_numbers = ["+1 223-456-7890",
                   "1-223-456-7890",
                   "+1 223 456-7890",
                   "(223) 456-7890",
                   "1 223 456 7890",
                   "223.456.7890",
                   "1-989-111-2222"]

    expected_result = ["1-223-456-7890",
                   "1-223-456-7890",
                   "1-223-456-7890",
                   "1-223-456-7890",
                   "1-223-456-7890",
                   "1-223-456-7890",
                   "Ungültige Telefonnummer!"]


    def test_num(self):
        try:
            i = 0
            for number in self.test_numbers:
                result = number_normalize(number)
                self.assertEqual(result, self.expected_result[i])
                i = i + 1
        except ValueError as e:
            self.assertRaises(ValueError)


if __name__ == '__main__':
    unittest.main()