private decimal ScanItems(int count, DiscountCard discountCard)
{
var terminal = new Terminal(new ProductsPriceSetBuilder().AddProduct(DefaultProductCode.ToString(), 1000.0M).ToArray());
ScanStringAsChars(terminal, new string(DefaultProductCode, count));
return(terminal.CalculateTotal(discountCard));
}
static void Main(string[] args)
{
ITerminal terminal = new Terminal();
terminal.SetPricing("string");
terminal.ScanDiscountCard("1");
var data = new string[] { "A", "A", "A", "B", "B", "B", "B", "C", "C", "C", "C", "C", "C", "D", "D", "D", "D" };
for (int i = 0; i < data.Length; i++)
{
terminal.Scan(data[i]);
}
//for (int i = 0; i < 6; i++)
// terminal.Scan("A");
//for (int i = 0; i < 200; i++)
// terminal.Scan("B");
//for (int i = 0; i < 30; i++)
// terminal.Scan("C");
//for (int i = 0; i < 22; i++)
// terminal.Scan("D");
var amountPurchase = terminal.CalculateTotal();
}
public void CalculateTotal_WithVolumeDiscount_ReturnsTotalPrice()
{
var terminal = new Terminal(GetCatalog());
terminal.ScanAll("AAA");
Assert.Equal(3, terminal.CalculateTotal());
}
public void CalculateTotal_ExistingProducts_ReturnsTotalPrice(string productSequence, decimal totalPrice)
{
var terminal = new Terminal(GetCatalog());
terminal.ScanAll(productSequence);
Assert.Equal(totalPrice, terminal.CalculateTotal());
}
public void ScanDiscountCard_AfterAddingProducts_ReturnsReducedPrice()
{
var terminal = new Terminal(GetCatalog());
terminal.ScanAll("BBBB");
terminal.Scan(new DiscountCard(1000));
Assert.Equal((decimal)16.83, terminal.CalculateTotal());
}
public void ScanDiscountCard_AddProductsWithVolumeDiscount_ReturnsVolumePrice()
{
var terminal = new Terminal(GetCatalog());
terminal.Scan(new DiscountCard(1000));
terminal.ScanAll("CCCCCCC");
Assert.Equal((decimal)5.99, terminal.CalculateTotal());
}
public void Checkout_ExistingProducts_FinishesSale()
{
var terminal = new Terminal(GetCatalog());
terminal.ScanAll("ABA");
Assert.Equal((decimal)6.75, terminal.Checkout());
Assert.Equal(0, terminal.CalculateTotal());
}
public void TestCalculation(string[] inputData, double expectedResult)
{
// Arrange
foreach (var item in inputData)
{
terminal.Scan(item);
}
// Act
var result = terminal.CalculateTotal();
// Assert
Assert.AreEqual(expectedResult, result);
}
public void ScanProductsSequence_WithDefaultPricesSet_CorrectTotalValue(string productCodes, decimal expectedResult)
{
ProductsPriceSetBuilder productsPriceSetBuilder = new ProductsPriceSetBuilder();
productsPriceSetBuilder.AddProduct("A", 1.25M, 3, 3.0M);
productsPriceSetBuilder.AddProduct("B", 4.25M);
productsPriceSetBuilder.AddProduct("C", 1.0M, 6, 5.0M);
productsPriceSetBuilder.AddProduct("D", 0.75M);
IEnumerable <Product> products = productsPriceSetBuilder.GetAllProducts();
var terminal = new Terminal(products);
ScanStringAsChars(terminal, productCodes);
Assert.Equal(expectedResult, terminal.CalculateTotal());
}