Testing the Architecture: ArchUnit in Practice

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Niels Dommerholt

While many of the architectural challenges we have to deal with are big hard choices, there are also many smaller simpler ones.

From "don’t call repository classes from controllers" to "don’t have cyclic dependencies". In most projects I’ve worked on these are unwritten rules. But why not write them down in a way that we can also see if the rules get broken? Can we test these rules?

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