arquillian is nice, however, several projects don't need/use it.
several of them implemented a custom approach to control the cdi-container, start/stop scopes and check invalid state (esp. after a failed test). usually the basic tasks are the same or very similar. therefore i prototyped a deltaspike test-ctrl add-on based on some use-cases:
Update:
This add-on is part of all versions of DeltaSpike after v0.5