
Writing
Testing Against Real Infrastructure
Real infrastructure must participate when transactions and messages are required outcomes. Provision SQL and broker topology, isolate runs, define observation windows, and verify actual rollback.

Topic
Infrastructure that receives, routes and delivers messages between applications. Publisher and subscriber contracts, message properties, acknowledgements and delivery guarantees determine how applications use a broker.
2 pages

Writing
Real infrastructure must participate when transactions and messages are required outcomes. Provision SQL and broker topology, isolate runs, define observation windows, and verify actual rollback.

Writing
The Adapter pattern keeps application messaging independent of broker SDKs by translating messages, callbacks and acknowledgements between RabbitMQ and Service Bus.