public void AddOrderItemToBillTest()
{
//Arrange
db = new touch_for_foodEntities();
BillController target = new BillController();
order_item orderItem2 = testDatabase.AddOrderItem(order1, menuItem1);
int numberOfOrderItemsBefore = db.bills.Find(bill1.id).order_item.Count();
int expected = 1;
//Act
int actual = target.AddOrderItemToBill(bill1.id, orderItem2.id);
//Assert
db = new touch_for_foodEntities();
int numberOfOrderItemsAfter = db.bills.Find(bill1.id).order_item.Count();
Assert.AreEqual(expected, actual);
Assert.IsTrue((numberOfOrderItemsBefore + 1) == numberOfOrderItemsAfter);
//Cleanup
testDatabase.RemoveOrderItem(orderItem2);
}
