public void DateExtremeMax()
{
//create an instance of the class we want to create
clsMaintenance AMaitenance = new clsMaintenance();
//boolean variable to store the results of the vaildation
string Error = "";
string TestDescription = "a";
string TestCost = "";
//create the variable
DateTime TestDate;
//set the date today
TestDate = DateTime.Now.Date;
//change the to less than 100 years ago
TestDate = TestDate.AddYears(100);
//convert the date varialbe to string varibale
string Date = TestDate.ToString();
//invoke the method
Error = AMaitenance.Valid(TestDescription, TestCost, Date);
//test to see that the result iss correct
Assert.AreNotEqual(Error, "");
}
