public void RemoveStockListItem()
{
Discount discount = new Discount("D106", DiscountTypeEnum.Hidden, DateTime.Parse("01/01/2018"), DateTime.Parse("31/12/2018"), 50, true);
Product product = new Product("P110", "BOX", 100, "this is a plastic box");
StockListItem expected = new StockListItem(10, product, discount, PurchaseEnum.Immediate, "S1");
handler.AddStockListItemToDataBase(expected);
StockListItem find = handler.GetStockListItembyProductID("P110");
Assert.AreEqual(expected, find);
handler.RemoveStockListItem(expected);
find = handler.GetStockListItembyProductID("P110");
Assert.IsNull(find);
}
