public void saleChange()
{
decimal expectedChange = 2;
Sale s = new OTCSale();
MenuProduct m1 = new MenuProduct { Price = 3 };
MenuProduct m2 = new MenuProduct { Price = 5 };
s.AddSaleLineItem(m1);
s.AddSaleLineItem(m2);
s.AddCashPayment(10);
Assert.AreEqual(expectedChange, s.Change);
}
public void saleTotal()
{
decimal expectedTotal = 8;
Sale s = new OTCSale();
MenuProduct m1 = new MenuProduct { Price = 3 };
MenuProduct m2 = new MenuProduct { Price = 5 };
s.AddSaleLineItem(m1);
s.AddSaleLineItem(m2);
Assert.AreEqual(expectedTotal, s.SaleTotal);
}
public void increseQuentity()
{
decimal expectedQty = 2;
Sale s = new OTCSale();
MenuProduct m1 = new MenuProduct { Price = 3 };
s.AddSaleLineItem(m1);
SaleLineItem sli = s.AddSaleLineItem(m1);
Assert.AreEqual(expectedQty, sli.Quantity);
}
