public void GetNumberOfDishEntries_ReturnsDishQuantityfromToJointTable_Dish() { string name = "Eggs and Bacon"; string tableNumber = "4"; DateTime orderDate = new DateTime(2019, 3, 12); Dish newDish = new Dish(name); newDish.Save(); int dishId = newDish.GetId(); TableOrder newTableOrder = new TableOrder(tableNumber, orderDate); newTableOrder.Save(); newTableOrder.AddDish(dishId, 2); int countDishEntries = 2; int result = newTableOrder.GetDishQuantity(dishId); Assert.AreEqual(countDishEntries, result); }