assertEquals("OK", result.get(0));
assertTrue("We expect a RPCException since the command is unknown on node 2", result.get(1) instanceof RPCException);
o = service1.executeCommandOnCoordinator(CmdUnknownOnNode2, true);
assertEquals("OK", o);
result = service1.executeCommandOnAllNodes(ExceptionOnNode2, true);
assertTrue(result != null && result.size() == 2);
assertEquals("OK", result.get(0));
assertTrue("We expect a RPCException since the command fails on node 2", result.get(1) instanceof RPCException);
o = service1.executeCommandOnCoordinator(ExceptionOnNode2, true);
assertEquals("OK", o);