public void NotAllowToAddItemToUnopenInvoice()
{
var addItemCommand = new AddInvoiceItemCommand(new InvoiceItem("1", 2m, 2));
using (this.invoiceRoot.Subscribe(_ => { }))
Assert.Throws <InvalidOperationException>(
() => this.invoiceRoot.Execute(this.invoice.Object, addItemCommand));
}
public void AllowToAddItemToOpenInvoice()
{
var item = new InvoiceItem("1", 1m, 1u);
var addItemCommand = new AddInvoiceItemCommand(item);
InvoiceItemAddedEvent invoiceEvent = null;
using (this.invoiceRoot
.Where(x => x is InvoiceItemAddedEvent)
.Select(x => x as InvoiceItemAddedEvent)
.Subscribe(x => invoiceEvent = x))
{
this.invoice.SetupGet(x => x.IsOpen).Returns(true);
this.invoiceRoot.Execute(this.invoice.Object, addItemCommand);
Assert.Equal(item, invoiceEvent.Item);
}
}
public void Handle(IInvoice state, AddInvoiceItemCommand command)
{
RequireOpenInvoice(state);
Publish(new InvoiceItemAddedEvent(command.Item));
}