public void Test_Near_InputSecondAndFirstGt21_ExpectedZeroReturnsZero()
        {
            var tewnetyOne = new NearestToTwentyOne();
            var expected   = 0;
            var actual     = tewnetyOne.Near(22, 50);

            Assert.AreEqual(expected, actual);
        }
        public void Test_Near_InputSecondLt21FirstGt21_ExpectedSecondReturnsSecond()
        {
            var tewnetyOne = new NearestToTwentyOne();
            var expected   = 17;
            var actual     = tewnetyOne.Near(22, 17);

            Assert.AreEqual(expected, actual);
        }
        public void Test_Near_InputSecondLtFirstLtEq21_ExpectedFirstReturnsFirst()
        {
            var tewnetyOne = new NearestToTwentyOne();
            var expected   = 21;
            var actual     = tewnetyOne.Near(21, 17);

            Assert.AreEqual(expected, actual);
        }
        public void Test_Near_InputFirstLt21SecondGt21_ExpectedFirstReturnsFirst()
        {
            var tewnetyOne = new NearestToTwentyOne();
            var expected   = 16;
            var actual     = tewnetyOne.Near(16, 22);

            Assert.AreEqual(expected, actual);
        }
        public void Test_Near_InputFirstLtSecondLtEq21_ExpectedSecondReturnsSecond()
        {
            var tewnetyOne = new NearestToTwentyOne();
            var expected   = 21;
            var actual     = tewnetyOne.Near(18, 21);

            Assert.AreEqual(expected, actual);
        }