public void ItemWithRegisteredBarcodeIsStoredInsideScannedItems(string barcode)
{
// Arrange
var registry = new InMemoryItemRegistry();
var sut = new PointOfSaleServiceBuilder()
.WithQuery(registry)
.WithGenerator(new Mock <TransactionIdGenerator>().Object)
.Build();
var expected = registry.Read(barcode);
// Act
sut.OnBarcodeScan(barcode);
// Assert
sut.ScannedItems.Should().Contain(expected);
}
public void ScannedItemIsDisplayed()
{
// Arrange
var registry = new InMemoryItemRegistry();
var sut = new Mock <Display>();
string barcode = "123456";
var sale = new PointOfSaleServiceBuilder()
.WithQuery(new InMemoryItemRegistry())
.WithGenerator(new Mock <TransactionIdGenerator>().Object)
.WithDisplay(sut.Object)
.Build();
var expected = new ScannedBarcodeEventArgs(registry.Read(barcode));
// Act
sale.OnBarcodeScan(barcode);
// Assert
sut.Verify(s => s.BarcodeHandler(sale, expected));
}