public void GetDate_TestInput_Int()
        {
            //arrange
            int     testYear   = 2018;
            int     testMonth  = 2;
            int     testDay    = 15;
            DayFind newDayFind = new DayFind(2018, 2, 15);

            //act
            int targetYear  = newDayFind.GetYear();
            int targetMonth = newDayFind.GetMonth();
            int targetDay   = newDayFind.GetDay();

            //assert
            Assert.AreEqual(testYear, targetYear);
            Assert.AreEqual(testMonth, targetMonth);
            Assert.AreEqual(testDay, targetDay);
        }