public void DateCheckerSuccessTest()
        {
            //Arrange
            CheckDateTime checkDateTime = new CheckDateTime();
            //Set dateTime to 5 days ahead of today.
            DateTime dateTime = DateTime.Now.AddDays(5);
            object   value    = dateTime;

            //Act
            bool valid = checkDateTime.IsValid(value);

            //Assert
            Assert.IsTrue(valid);
        }
        public void DateCheckerFailTest()
        {
            //Arrange
            CheckDateTime checkDateTime = new CheckDateTime();
            //Set dateTime to yesterday
            DateTime dateTime = DateTime.Now.AddDays(-1);
            object   value    = dateTime;

            //Act
            bool valid = checkDateTime.IsValid(value);

            //Assert
            Assert.IsFalse(valid);
        }