diff --git a/.gitignore b/.gitignore
index b590313..8b4d6ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -12,7 +12,6 @@
 /logs
 /.idea
 /.vscode
-pkg/registry/zookeeper-4unittest/contrib/fatjar
 
 
 .DS_Store
diff --git a/pkg/adapter/dubboregistry/registry/zookeeper/interface_listener_test.go b/pkg/adapter/dubboregistry/registry/zookeeper/interface_listener_test.go
deleted file mode 100644
index e386d95..0000000
--- a/pkg/adapter/dubboregistry/registry/zookeeper/interface_listener_test.go
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package zookeeper
diff --git a/pkg/adapter/dubboregistry/registry/zookeeper/service_listener_test.go b/pkg/adapter/dubboregistry/registry/zookeeper/service_listener_test.go
deleted file mode 100644
index e386d95..0000000
--- a/pkg/adapter/dubboregistry/registry/zookeeper/service_listener_test.go
+++ /dev/null
@@ -1,18 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package zookeeper
diff --git a/pkg/adapter/dubboregistry/registry/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id b/pkg/adapter/dubboregistry/registry/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id
deleted file mode 100644
index 9eac4b4..0000000
--- a/pkg/adapter/dubboregistry/registry/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id
+++ /dev/null
@@ -1 +0,0 @@
-839531b8b8762a9c19e334a5cbf79314cb16f945
\ No newline at end of file
diff --git a/pkg/adapter/dubboregistry/remoting/zookeeper/client_test.go b/pkg/adapter/dubboregistry/remoting/zookeeper/client_test.go
deleted file mode 100644
index e55270a..0000000
--- a/pkg/adapter/dubboregistry/remoting/zookeeper/client_test.go
+++ /dev/null
@@ -1,166 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements.  See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License.  You may obtain a copy of the License at
- *
- *     http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package zookeeper
-
-import (
-	"fmt"
-	"testing"
-	"time"
-)
-import (
-	"github.com/dubbogo/go-zookeeper/zk"
-	"github.com/pkg/errors"
-	"github.com/stretchr/testify/assert"
-)
-import (
-	"github.com/apache/dubbo-go-pixiu/pkg/logger"
-)
-
-func verifyEventStateOrder(t *testing.T, c <-chan zk.Event, expectedStates []zk.State, source string) {
-	for _, state := range expectedStates {
-		for {
-			event, ok := <-c
-			if !ok {
-				t.Fatalf("unexpected channel close for %s", source)
-			}
-			logger.Debug(event)
-			if event.Type != zk.EventSession {
-				continue
-			}
-			assert.Equal(t, event.State, state)
-			break
-		}
-	}
-}
-
-// NewMockZooKeeperClient returns a mock client instance
-func NewMockZooKeeperClient(name string, timeout time.Duration, opts ...Option) (*zk.TestCluster, *ZooKeeperClient, <-chan zk.Event, error) {
-	var (
-		err   error
-		event <-chan zk.Event
-		z     *ZooKeeperClient
-		ts    *zk.TestCluster
-	)
-
-	z = &ZooKeeperClient{
-		name:          name,
-		ZkAddrs:       []string{},
-		Timeout:       timeout,
-		exit:          make(chan struct{}),
-		eventRegistry: make(map[string][]*chan struct{}),
-	}
-
-	options := &Options{}
-	for _, opt := range opts {
-		opt(options)
-	}
-
-	// connect to zookeeper
-	if options.ts != nil {
-		ts = options.ts
-	} else {
-		ts, err = zk.StartTestCluster(1, nil, nil)
-		if err != nil {
-			return nil, nil, nil, errors.WithMessagef(err, "zk.Connect")
-		}
-	}
-
-	z.conn, event, err = ts.ConnectWithOptions(timeout)
-	if err != nil {
-		return nil, nil, nil, errors.WithMessagef(err, "zk.Connect")
-	}
-
-	return ts, z, event, nil
-}
-
-func TestNewZooKeeperClient(t *testing.T) {
-	tc, err := zk.StartTestCluster(1, nil, nil)
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer func(tc *zk.TestCluster) {
-		err := tc.Stop()
-		if err != nil {
-			t.Errorf("failed to stop cluster, %s", err.Error())
-		}
-	}(tc)
-
-	hosts := make([]string, len(tc.Servers))
-	for i, srv := range tc.Servers {
-		hosts[i] = fmt.Sprintf("127.0.0.1:%d", srv.Port)
-	}
-	zkClient, eventChan, err := NewZooKeeperClient("testZK", hosts, 30*time.Second)
-	if err != nil {
-		t.Fatalf("Connect returned error: %+v", err)
-	}
-
-	states := []zk.State{zk.StateConnecting, zk.StateConnected, zk.StateHasSession}
-	verifyEventStateOrder(t, eventChan, states, "event channel")
-
-	zkClient.getConn().Close()
-	verifyEventStateOrder(t, eventChan, []zk.State{zk.StateDisconnected}, "event channel")
-}
-
-func TestGetChildren(t *testing.T) {
-	tc, err := zk.StartTestCluster(1, nil, nil)
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer func(tc *zk.TestCluster) {
-		err := tc.Stop()
-		if err != nil {
-			t.Errorf("failed to stop cluster, %s", err.Error())
-		}
-	}(tc)
-
-	conn, _, _ := tc.ConnectAll()
-	_, err = conn.Create("/test", nil, 0, zk.WorldACL(zk.PermAll))
-	assert.NoError(t, err)
-	_, err = conn.Create("/test/testchild1", nil, 0, zk.WorldACL(zk.PermAll))
-	assert.NoError(t, err)
-	_, err = conn.Create("/test/testchild2", nil, 0, zk.WorldACL(zk.PermAll))
-	assert.NoError(t, err)
-
-	hosts := make([]string, len(tc.Servers))
-	for i, srv := range tc.Servers {
-		hosts[i] = fmt.Sprintf("127.0.0.1:%d", srv.Port)
-	}
-	zkClient, eventChan, err := NewZooKeeperClient("testZK", hosts, 30*time.Second)
-	assert.Nil(t, err)
-wait:
-	for {
-		e := <-eventChan
-		switch e.State {
-		case zk.StateDisconnected:
-			break wait
-		case zk.StateConnected:
-			children, err := zkClient.GetChildren("/test")
-			assert.Nil(t, err)
-			assert.Equal(t, children[1], "testchild1")
-			assert.Equal(t, children[0], "testchild2")
-
-			children, err = zkClient.GetChildren("/vacancy")
-			assert.EqualError(t, err, "path{/vacancy} does not exist: node does not exist")
-			assert.Nil(t, children)
-			children, err = zkClient.GetChildren("/test/testchild1")
-			assert.EqualError(t, err, "has none children")
-			assert.Empty(t, children)
-			zkClient.conn.Close()
-		}
-	}
-}
diff --git a/pkg/adapter/dubboregistry/remoting/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id b/pkg/adapter/dubboregistry/remoting/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id
deleted file mode 100644
index 9eac4b4..0000000
--- a/pkg/adapter/dubboregistry/remoting/zookeeper/zookeeper-4unittest/contrib/fatjar/zookeeper-3.4.9-fatjar.jar.REMOVED.git-id
+++ /dev/null
@@ -1 +0,0 @@
-839531b8b8762a9c19e334a5cbf79314cb16f945
\ No newline at end of file