protected ServerInfo currentRpcServer() {
        String serverAddress = getServerListFactory().getCurrentServer();
        return resolveServerInfo(serverAddress);
    }
@Test
    void testCurrentRpcServer() throws IllegalAccessException {
        when(serverListFactory.getCurrentServer()).thenReturn("127.0.0.1:8848");
        serverListFactoryField.set(rpcClient, serverListFactory);
        RpcClient.ServerInfo serverInfo = rpcClient.currentRpcServer();
        assertEquals("127.0.0.1", serverInfo.getServerIp());
        assertEquals(8848, serverInfo.getServerPort());
        assertEquals("127.0.0.1:8848", serverInfo.getAddress());
    }