public void IngredientsUpdates_Works()
        {
            var dataHolder = new PositionListDataHolder(new PositionRepositoryEFStub());
            var facade     = new PositionListFacade(new PositionListValidator(new PositionListFeedback(dataHolder)),
                                                    new SizeListValidator(new SizeListFeedback(dataHolder)),
                                                    new IngredientListValidator(new IngredientListFeedback(dataHolder)));

            var viewModel = new PositionListViewModelStub(facade);
            var position  = new Position(1, "1", "1");
            var positions = facade.AddPosition(position);

            viewModel.SelectedPosition = positions[0];
            var size = new Size(0, "1", new Money(1), viewModel.SelectedPosition);

            facade.AddSize(size);
            var consumable = new Consumable(1, "1", 0);

            viewModel.DataGridController.AddRow(consumable);
            Assert.IsNotNull(viewModel.SelectedPosition);
            var row = viewModel.DataGridController.IngredientRows.ToList()[0];

            row.Columns["1"] = 1.0;
            row.EndEdit();
            Assert.AreEqual(1, dataHolder.GetIngredientList(dataHolder.GetSizeList(viewModel.SelectedPosition)[0])[0].Amount);
        }
        public void AddSizeWorks()
        {
            var facade = new PositionListFacade(new PositionListStub(), new SizeListStub(), new IngredientListStub());
            var size   = new Size(1, "1", new Money(1), new Position(1, "1", "1"));
            var list   = facade.AddSize(size);

            Assert.AreEqual(size, list[0]);
        }