How to write automated unit tests for java annotation processor?

Question

I\'m experimenting with java annotation processors. I\'m able to write integration tests using the \"JavaCompiler\" (in fact I\'m using \"hickory\" at the moment). I can run the

Answer 1

I was in a similar situation, so I created the Avatar library. It won't give you the performance of a pure unit test with no compilation, but if used correctly you shouldn't see much of a performance hit.

Avatar lets you write a source file, annotate it, and convert it to elements in a unit test. This allows you to unit test methods and classes which consume Element objects, without manually invoking javac.