For a complete list of JUnit anti patterns see "http://www.exubero.com/junit/antipatterns.html".
According the Sun naming conventions for Java underscores should be only used for constants.
This aspect (together with AbstractOnlyForTestingAspect) declares an error if methods annotated by "@OnlyForTesting" are not called from a test method.
Using e.printStacktrace() is not a good idea.
If you are in a web context or/and a cluster static variables are normally not a good idea.
This aspect finds class attributes which are transient and final.