final OpenJPAEntityManagerSPI em = emf.createEntityManager();
final OpenJPAEntityManagerSPI em2 = emf.createEntityManager();
UniqueLifecycleListener l1 = new UniqueLifecycleListener();
UniqueLifecycleListener l2 = new UniqueLifecycleListener();
em.addLifecycleListener(l1, (Class<?>[])null);
em2.addLifecycleListener(l2, (Class<?>[])null);
l1.assertCounts(0, 0, 0, 0);
l2.assertCounts(0, 0, 0, 0);
em.getTransaction().begin();