// Just reduce syntax to create test data.
private void ScanProducts(PointOfSaleTerminal terminal, params string[] products)
{
foreach (var product in products)
{
terminal.Scan(product);
}
}
public void UnrecognizedBarCode()
{
var pos = new PointOfSaleTerminal(display, new InMemoryGateway());
pos.OnBarcode("bad");
display.Displayed.Should().Be("Error");
}
public void RecognizedBarCode()
{
var gateway = new InMemoryGateway();
gateway.AddItem(new Item {
Barcode = "good", Price = 2.22
});
var pos = new PointOfSaleTerminal(display, gateway);
pos.OnBarcode("good");
display.Displayed.Should().Be("$2.22");
}
public void TotalPriceIsEqualTo7_25_IfItemsScannedInOrderABCD()
{
//Arrange
var pointOfSaleTerminal = new PointOfSaleTerminal(_productService, _priceCalculator);
pointOfSaleTerminal.Reset();
pointOfSaleTerminal.Scan("A");
pointOfSaleTerminal.Scan("B");
pointOfSaleTerminal.Scan("C");
pointOfSaleTerminal.Scan("D");
//Act
var price = pointOfSaleTerminal.CalculateTotal();
//Assert
Assert.AreEqual(7.25m, price);
}
public void Setup()
{
_terminal = new PointOfSaleTerminal();
}