@TestOnly public synchronized void checkCleared() { try { assert myStartupActivities.isEmpty() : "Activities: " + myStartupActivities; assert myDumbAwarePostStartupActivities.isEmpty() : "DumbAware Post Activities: " + myDumbAwarePostStartupActivities; assert myNotDumbAwarePostStartupActivities.isEmpty() : "Post Activities: " + myNotDumbAwarePostStartupActivities; assert myPreStartupActivities.isEmpty() : "Pre Activities: " + myPreStartupActivities; } finally { prepareForNextTest(); } }