public void IsPrime_GivenEven_ReturnsFalse()
        {
            IPrimeNumberEvaluator sut = new PrimeNumberEvaluator();
            bool expected             = false;

            bool actual = sut.IsPrime(4022);

            Assert.AreEqual(expected, actual);
        }
        public void IsPrime_Given4021_ReturnsTrue()
        {
            IPrimeNumberEvaluator sut = new PrimeNumberEvaluator();
            bool expected             = true;

            bool actual = sut.IsPrime(4021);

            Assert.AreEqual(expected, actual);
        }