unit tests

For most of my career, I've been working in domain-heavy teams, meaning: one of our main tasks was to understand what the business department is doing, why they are doing it, and to build digital tools around it to facilitate their work. Almost all the time, we

About a year ago, I described the distinction between transformation and orchestration code. In short: the former deals with data transformation and the latter with service invocation. Transformation code can be easily unit-tested: You have input x and expect it to be transformed into output y. Done. Orchestration code,