public void WhenUserCalculatesEnddateDiscount()
 {
     var c = new GetDiscountValues();
     try
     {
         Response = c.GetEndDateDiscount(Itemtype,EndDate);
     }
     catch (Exception e)
     {
         if (e is KeyNotFoundException)
         {
             KeynotfoundException = e as KeyNotFoundException;
         }
         Exception = e;
     }
 }
 public void WhenUserWantToCalculateDiscountForUsertype()
 {
     var c = new GetDiscountValues();
     try
     {
         Response = c.GetUsertypeDiscount(Usertype);
     }
     catch (Exception e)
     {
         if (e is KeyNotFoundException)
         {
             KeynotfoundException = e as KeyNotFoundException;
         }
         Exception = e;
     }
 }