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> "Certainly, one approach is to just write good tests that don't have these problems. If you like writing tests and are very good at it, you may continue to do
by Ace17 6y ago
> "Certainly, one approach is to just write good tests that don't have these problems. If you like writing tests and are very good at it, you may continue to do so. "
The article should be renamed to "Against Bad Testing".
Good tests do exist ... but they are hard to write (but easy to maintain). They require a lot more software design competence that writing non-testable production-code-that-works-today-and-maybe-tomorrow. An example of good tests: have a look at the Ninja codebase.
Writing such good tests for a legacy codebase (not written with testability in mind) is even harder (and I'm not sure that it's always possible in this case. It might. But I don't have any example).
Forcing everyone to write tests when they don't have the competence yet is a recipe for disaster and false conclusions ("this testing thing doesn't work / is harmful").
PS: now that I think of it, do we have a list of well-tested public-source codebases? this could be a good pedagogical tool.