public void DateCalc08_ValidDateTryParse()
 {
     Assert.AreEqual("1/1/2000", Ex2hCalculation.DateCalc08("1/1/2000"));
 }
 public void DateCalc08_DateTryParseErr()
 {
     Assert.AreEqual("1/1/0001", Ex2hCalculation.DateCalc08("aaa"));
 }