//assertDetachedSM (b.getDs ().iterator ().next ());
assertEquals(4, ((DetachSMPC) pc.getRelSet().iterator().next())
.getIntField());
assertEquals(new Integer(100), pc.getStringIntMap().get("b"));
pm = (OpenJPAEntityManager) factory.createEntityManager();
startTx(pm);
pc = (DetachSMPC) pm.merge(pc);
assertEquals(3, pc.getIntField());
assertSize(1, pc.getRelSet());
assertEquals(4, ((DetachSMPC) pc.getRelSet().iterator().next())