from django.core.exceptions import ValidationError
from django.test import SimpleTestCase

from users.mobile import normalize_mobile


class NormalizeMobileTests(SimpleTestCase):
    def test_accepts_every_way_a_number_is_typed(self):
        for value in ["7712345", "+9607712345", "9607712345", "960 771 2345", "009607712345", "771-2345"]:
            with self.subTest(value=value):
                self.assertEqual(normalize_mobile(value), "+9607712345")

    def test_rejects_invalid_numbers(self):
        for value in ["", "123", "1712345", "77123456", "abcdefg", None]:
            with self.subTest(value=value):
                with self.assertRaises(ValidationError):
                    normalize_mobile(value)