public void CreateReceiptWithMultiplePositions()
        {
            var etalonReceipt = new Receipt();

            var priceOne = new ReceiptRecord("Item #12345", new ProductPriceInfo(500.00));
            var priceTwo = new ReceiptRecord("Item #23456", new ProductPriceInfo(100.00) { PstIncluded = true });

            etalonReceipt.AddRecord(priceOne);
            etalonReceipt.AddRecord(priceTwo);
            etalonReceipt.NetTotal = 600.00;
            etalonReceipt.GstTotal = 30.00;
            etalonReceipt.PstTotal = 10.5;
            etalonReceipt.Total = 640.5;

            var receiptConsumer = _mocks.StrictMock<IReceiptConsumer>();
            Expect.Call(() => receiptConsumer.PrintReceipt(etalonReceipt));

            _mocks.ReplayAll();

            var receiptCalculator = new ReceiptCalculator(receiptConsumer, _catalog);

            receiptCalculator.ProcessProduct("12345");
            receiptCalculator.ProcessProduct("23456");
            receiptCalculator.Print();
        }
        public void CreateReceiptForSingleItemWithoutPst()
        {
            var etalonReceipt = new Receipt();
            var price = new ReceiptRecord("Item #12345", new ProductPriceInfo(500.00));

            etalonReceipt.AddRecord(price);
            etalonReceipt.NetTotal = 500.00;
            etalonReceipt.GstTotal = 25.00;
            etalonReceipt.PstTotal = 0.0;
            etalonReceipt.Total = 525.00;

            var receiptConsumer = _mocks.StrictMock<IReceiptConsumer>();
            Expect.Call(() => receiptConsumer.PrintReceipt(etalonReceipt));

            _mocks.ReplayAll();

            var receiptCalculator = new ReceiptCalculator(receiptConsumer, _catalog);

            receiptCalculator.ProcessProduct("12345");
            receiptCalculator.Print();
        }
        public void CreateReceiptForSingleItemWithPst()
        {
            var etalonReceipt = new Receipt();

            var price = new ReceiptRecord("Item #23456", new ProductPriceInfo(100.00) { PstIncluded = true });

            etalonReceipt.AddRecord(price);
            etalonReceipt.NetTotal = 100.00;
            etalonReceipt.GstTotal = 5.00;
            etalonReceipt.PstTotal = 10.5;
            etalonReceipt.Total = 115.5;

            var receiptConsumer = _mocks.StrictMock<IReceiptConsumer>();
            Expect.Call(() => receiptConsumer.PrintReceipt(etalonReceipt));

            _mocks.ReplayAll();

            var receiptCalculator = new ReceiptCalculator(receiptConsumer, _catalog);

            receiptCalculator.ProcessProduct("23456");
            receiptCalculator.Print();
        }