public void TestMultNum()
        {
            GenericDelegate.setNumber(10);
            int expectNum = GenericDelegate.MultNum(1);

            Assert.AreEqual(10, expectNum);
        }
        public void TestAddNum()
        {
            GenericDelegate.setNumber(10);
            int expectNum = GenericDelegate.AddNum(12);

            Assert.AreEqual(22, expectNum);
        }