Hands-On Software Engineering with Python

Customer – canceling an order

The relevant Story for Customer being able to cancel an Order, from the earlier collection of stories is:

• As a Customer who has canceled an Order, I need the relevant parts of that cancellation to be relayed to the appropriate artisans so that they won't fulfill their part of the Order.

Order cancellation has one aspect in common with Order creation: the origin point of a cancellation should be with a customer, almost certainly as some functionality available through the Web Storefront. Operating under the same assumptions that shaped the creation of an Order, so that the Web Storefront will be able to send a message to the Artisan Gateway service to indicate that a cancellation has been initiated, similarly ...