Chapter 9. Automating validation without changing specifications

After we refine the specification of a feature, it becomes a clear target for implementation and a precise way to measure when we’ve finished. The refined specification also allows us to check in the future whether our system still has the required functionality, every time we change it. Because of the level of detail that we get from illustrating the specifications using examples, it becomes impossible to manually run all the checks within short iterations, even for midsize projects. The solution is obvious: We have to automate as many of these checks as possible.

The right automation for validating specifications with examples is quite different from traditional test automation ...

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