diff --git a/middleware/etcd/lease_test.go b/middleware/etcd/lease_test.go
new file mode 100644
index 0000000..d90da03
--- /dev/null
+++ b/middleware/etcd/lease_test.go
@@ -0,0 +1,68 @@
+// Package etcd...
+//
+// Description : etcd...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2021-11-24 11:40 上午
+package etcd
+
+import (
+	"fmt"
+	"testing"
+	"time"
+)
+
+// TestLeaseOnce ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 7:37 下午 2021/11/23
+func TestLeaseOnce(t *testing.T) {
+	key := "lock"
+	fmt.Println(LeaseOnce(nil, key, "lock", 10))
+	for i := 0; i < 15; i++ {
+		fmt.Println(Get(nil, key, 1))
+		time.Sleep(time.Second)
+	}
+}
+
+// TestLeaseKeepAliveForever ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 7:54 下午 2021/11/23
+func TestLeaseKeepAliveForever(t *testing.T) {
+	key := "lock"
+	keepAliveHandler := func(data *LeaseKeepAliveData) {
+		fmt.Println(key, data.LeaseDetail.ID, data.LeaseDetail.TTL, data.LeaseCnt)
+	}
+	go func() {
+		fmt.Println(LeaseKeepAliveForever(nil, key, "lock", 10, keepAliveHandler))
+	}()
+	for i := 0; i < 15; i++ {
+		r, e := Get(nil, key, 1)
+		fmt.Println("读取", r, e)
+		time.Sleep(time.Second)
+	}
+}
+
+// TestLeaseKeepAliveWithDuration ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 11:56 下午 2021/11/23
+func TestLeaseKeepAliveWithDuration(t *testing.T) {
+	key := "lock"
+	keepAliveHandler := func(data *LeaseKeepAliveData) {
+		fmt.Println(key, data.LeaseDetail.ID, data.LeaseDetail.TTL, data.LeaseCnt)
+	}
+	go func() {
+		fmt.Println(LeaseKeepAliveWithDuration(nil, key, "lock", 1, keepAliveHandler, nil, 5))
+	}()
+	for i := 0; i < 15; i++ {
+		r, e := Get(nil, key, 1)
+		fmt.Println("读取", r, e)
+		time.Sleep(time.Second)
+	}
+}
diff --git a/middleware/etcd/string_test.go b/middleware/etcd/string_test.go
index 46ae1da..c5aca44 100644
--- a/middleware/etcd/string_test.go
+++ b/middleware/etcd/string_test.go
@@ -10,7 +10,6 @@ package etcd
 import (
 	"fmt"
 	"testing"
-	"time"
 
 	"git.zhangdeman.cn/zhangdeman/gopkg/util"
 
@@ -56,175 +55,3 @@ func TestGetWithPrefix(t *testing.T) {
 	}
 	fmt.Println(GetWithPrefix(nil, prefix, 0))
 }
-
-// TestWatchKey ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 3:06 下午 2021/11/23
-func TestWatchKey(t *testing.T) {
-	key := "name"
-	dealFunc := func(data *clientv3.Event) {
-		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
-	}
-	go func() {
-		for i := 0; i < 30; i++ {
-			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
-			time.Sleep(time.Second)
-		}
-	}()
-	WatchKey(nil, key, dealFunc)
-}
-
-// TestWatchKeyWithCancel ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 3:57 下午 2021/11/23
-func TestWatchKeyWithCancel(t *testing.T) {
-	key := "name"
-	dealFunc := func(data *clientv3.Event) {
-		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
-	}
-	cancelFunc := func(key string, data interface{}) {
-		fmt.Println("取消监听 : ", key, data)
-	}
-	cancelChan := make(chan interface{}, 1)
-	go func() {
-		for i := 0; i < 30; i++ {
-			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
-			time.Sleep(time.Second)
-		}
-		time.Sleep(10 * time.Second)
-		cancelChan <- "Hello World"
-	}()
-	WatchKeyWithCancel(nil, key, dealFunc, cancelChan, cancelFunc)
-}
-
-// TestWatchKeyWithCancelByChangeCallback ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 4:27 下午 2021/11/23
-func TestWatchKeyWithCancelByChangeCallback(t *testing.T) {
-	key := "name"
-	cancelChan := make(chan interface{}, 1)
-
-	dealFunc := func(data *clientv3.Event) {
-		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
-		if string(data.Kv.Value) == "test-29" {
-			cancelChan <- "Hello World!"
-		}
-	}
-
-	cancelFunc := func(key string, data interface{}) {
-		fmt.Println("取消监听 : ", key, data)
-	}
-
-	go func() {
-		for i := 0; i < 30; i++ {
-			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
-			time.Sleep(time.Second)
-		}
-	}()
-	WatchKeyWithCancel(nil, key, dealFunc, cancelChan, cancelFunc)
-}
-
-// TestWatchKeyOnce ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 4:50 下午 2021/11/23
-func TestWatchKeyOnce(t *testing.T) {
-	key := "name"
-	dealFunc := func(data *clientv3.Event) {
-		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
-	}
-
-	timeoutFunc := func(key string, timeout time.Duration) {
-		fmt.Println("监听超时", key, timeout)
-	}
-
-	timeout := 10 * time.Second
-	go func() {
-		for i := 0; i < 30; i++ {
-			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
-			time.Sleep(time.Second)
-		}
-	}()
-	WatchKeyOnce(nil, key, dealFunc, timeout, timeoutFunc)
-}
-
-// TestWatchKeyOnceForTimeout ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 4:53 下午 2021/11/23
-func TestWatchKeyOnceForTimeout(t *testing.T) {
-	key := "name"
-	dealFunc := func(data *clientv3.Event) {
-		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
-	}
-
-	timeoutFunc := func(key string, timeout time.Duration) {
-		fmt.Println("监听超时", key, timeout)
-	}
-
-	timeout := time.Second
-
-	WatchKeyOnce(nil, key, dealFunc, timeout, timeoutFunc)
-}
-
-// TestLeaseOnce ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 7:37 下午 2021/11/23
-func TestLeaseOnce(t *testing.T) {
-	key := "lock"
-	fmt.Println(LeaseOnce(nil, key, "lock", 10))
-	for i := 0; i < 15; i++ {
-		fmt.Println(Get(nil, key, 1))
-		time.Sleep(time.Second)
-	}
-}
-
-// TestLeaseKeepAliveForever ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 7:54 下午 2021/11/23
-func TestLeaseKeepAliveForever(t *testing.T) {
-	key := "lock"
-	keepAliveHandler := func(data *LeaseKeepAliveData) {
-		fmt.Println(key, data.LeaseDetail.ID, data.LeaseDetail.TTL, data.LeaseCnt)
-	}
-	go func() {
-		fmt.Println(LeaseKeepAliveForever(nil, key, "lock", 10, keepAliveHandler))
-	}()
-	for i := 0; i < 15; i++ {
-		r, e := Get(nil, key, 1)
-		fmt.Println("读取", r, e)
-		time.Sleep(time.Second)
-	}
-}
-
-// TestLeaseKeepAliveWithDuration ...
-//
-// Author : go_developer@163.com<白茶清欢>
-//
-// Date : 11:56 下午 2021/11/23
-func TestLeaseKeepAliveWithDuration(t *testing.T) {
-	key := "lock"
-	keepAliveHandler := func(data *LeaseKeepAliveData) {
-		fmt.Println(key, data.LeaseDetail.ID, data.LeaseDetail.TTL, data.LeaseCnt)
-	}
-	go func() {
-		fmt.Println(LeaseKeepAliveWithDuration(nil, key, "lock", 1, keepAliveHandler, nil, 5))
-	}()
-	for i := 0; i < 15; i++ {
-		r, e := Get(nil, key, 1)
-		fmt.Println("读取", r, e)
-		time.Sleep(time.Second)
-	}
-}
diff --git a/middleware/etcd/watch_test.go b/middleware/etcd/watch_test.go
new file mode 100644
index 0000000..18dd513
--- /dev/null
+++ b/middleware/etcd/watch_test.go
@@ -0,0 +1,134 @@
+// Package etcd...
+//
+// Description : etcd...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 2021-11-24 11:40 上午
+package etcd
+
+import (
+	"fmt"
+	"testing"
+	"time"
+
+	"go.etcd.io/etcd/clientv3"
+)
+
+// TestWatchKey ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 3:06 下午 2021/11/23
+func TestWatchKey(t *testing.T) {
+	key := "name"
+	dealFunc := func(data *clientv3.Event) {
+		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
+	}
+	go func() {
+		for i := 0; i < 30; i++ {
+			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
+			time.Sleep(time.Second)
+		}
+	}()
+	WatchKey(nil, key, dealFunc)
+}
+
+// TestWatchKeyWithCancel ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 3:57 下午 2021/11/23
+func TestWatchKeyWithCancel(t *testing.T) {
+	key := "name"
+	dealFunc := func(data *clientv3.Event) {
+		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
+	}
+	cancelFunc := func(key string, data interface{}) {
+		fmt.Println("取消监听 : ", key, data)
+	}
+	cancelChan := make(chan interface{}, 1)
+	go func() {
+		for i := 0; i < 30; i++ {
+			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
+			time.Sleep(time.Second)
+		}
+		time.Sleep(10 * time.Second)
+		cancelChan <- "Hello World"
+	}()
+	WatchKeyWithCancel(nil, key, dealFunc, cancelChan, cancelFunc)
+}
+
+// TestWatchKeyWithCancelByChangeCallback ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 4:27 下午 2021/11/23
+func TestWatchKeyWithCancelByChangeCallback(t *testing.T) {
+	key := "name"
+	cancelChan := make(chan interface{}, 1)
+
+	dealFunc := func(data *clientv3.Event) {
+		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
+		if string(data.Kv.Value) == "test-29" {
+			cancelChan <- "Hello World!"
+		}
+	}
+
+	cancelFunc := func(key string, data interface{}) {
+		fmt.Println("取消监听 : ", key, data)
+	}
+
+	go func() {
+		for i := 0; i < 30; i++ {
+			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
+			time.Sleep(time.Second)
+		}
+	}()
+	WatchKeyWithCancel(nil, key, dealFunc, cancelChan, cancelFunc)
+}
+
+// TestWatchKeyOnce ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 4:50 下午 2021/11/23
+func TestWatchKeyOnce(t *testing.T) {
+	key := "name"
+	dealFunc := func(data *clientv3.Event) {
+		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
+	}
+
+	timeoutFunc := func(key string, timeout time.Duration) {
+		fmt.Println("监听超时", key, timeout)
+	}
+
+	timeout := 10 * time.Second
+	go func() {
+		for i := 0; i < 30; i++ {
+			_ = Put(nil, key, fmt.Sprintf("test-%d", i), 0)
+			time.Sleep(time.Second)
+		}
+	}()
+	WatchKeyOnce(nil, key, dealFunc, timeout, timeoutFunc)
+}
+
+// TestWatchKeyOnceForTimeout ...
+//
+// Author : go_developer@163.com<白茶清欢>
+//
+// Date : 4:53 下午 2021/11/23
+func TestWatchKeyOnceForTimeout(t *testing.T) {
+	key := "name"
+	dealFunc := func(data *clientv3.Event) {
+		fmt.Println(string(data.Kv.Key), string(data.Kv.Value), data.Kv.Version, data.Kv.CreateRevision, data.Kv.ModRevision)
+	}
+
+	timeoutFunc := func(key string, timeout time.Duration) {
+		fmt.Println("监听超时", key, timeout)
+	}
+
+	timeout := time.Second
+
+	WatchKeyOnce(nil, key, dealFunc, timeout, timeoutFunc)
+}