TestableZooKeeper zk =
createTestableClient("localhost:" + qu.getPeer(index).peer.getClientPort());
assertEquals(0L, zk.testableLastZxid());
zk.exists("/", false);
long lzxid = zk.testableLastZxid();
assertTrue("lzxid:" + lzxid + " > 0", lzxid > 0);
zk.close();
}
private class MyWatcher extends CountdownWatcher {