public void Moses()
        {
            var sut = new PersonnummerDigitFinder();

            sut.Process("930604293");
            var expected = "9";

            Assert.AreEqual(expected, sut.LastDigit);
        }
        public void Jazmina()
        {
            var sut = new PersonnummerDigitFinder();

            sut.Process("711207922");
            var expected = "8";

            Assert.AreEqual(expected, sut.LastDigit);
        }
        public void Gentrit()
        {
            var sut = new PersonnummerDigitFinder();

            sut.Process("810927889");
            var expected = "8";

            Assert.AreEqual(expected, sut.LastDigit);
        }
        public void Mattias()
        {
            var sut = new PersonnummerDigitFinder();

            sut.Process("710405785");
            var expected = "1";

            Assert.AreEqual(expected, sut.LastDigit);
        }