setCommMsgCounter();
PUT(1234L, sh(10), 1L, "xxx");
INV(1234L, sh(10));
verify(comm).send(argThat(equalTo(Message.INVACK(Message.INV(sh(10), 1234L, sh(-1))).setMessageId(2))));
MSG msg = Message.MSG(sh(-1), 1234L, true, serialize("foo"));
Op send = new Op(SEND, 1234, msg, null);
Object res = cache.runOp(send);
assertThat(res, is(PENDING));
verify(comm).send(argThat(equalTo(Message.MSG(sh(10), 1234L, true, serialize("foo")).setMessageId(3))));