diff --git a/contrib/registry/polaris/registry_test.go b/contrib/registry/polaris/registry_test.go
index d05640511..7d696064c 100644
--- a/contrib/registry/polaris/registry_test.go
+++ b/contrib/registry/polaris/registry_test.go
@@ -5,20 +5,26 @@ import (
 	"testing"
 	"time"
 
-	"github.com/polarismesh/polaris-go/pkg/config"
-
-	"github.com/go-kratos/kratos/v2/log"
 	"github.com/go-kratos/kratos/v2/registry"
+
+	"github.com/polarismesh/polaris-go/pkg/config"
 )
 
-// TestRegistry . TestRegistryManyService
+// TestRegistry
 func TestRegistry(t *testing.T) {
 	conf := config.NewDefaultConfiguration([]string{"127.0.0.1:8091"})
 
 	r := NewRegistryWithConfig(
 		conf,
-		WithTimeout(time.Second*10),
-		WithTTL(100),
+		WithTimeout(time.Second),
+		WithHeartbeat(true),
+		WithHealthy(true),
+		WithIsolate(true),
+		WithNamespace("default"),
+		WithProtocol("tcp"),
+		WithRetryCount(0),
+		WithWeight(100),
+		WithTTL(10),
 	)
 
 	ctx := context.Background()
@@ -35,171 +41,197 @@ func TestRegistry(t *testing.T) {
 		t.Fatal(err)
 	}
 
-	err = r.Deregister(ctx, svc)
+	time.Sleep(time.Second)
+
+	result, err := r.GetService(context.Background(), "kratos-provider-0-tcp")
 	if err != nil {
 		t.Fatal(err)
 	}
-}
 
-// TestRegistryMany . TestRegistryManyService
-func TestRegistryMany(t *testing.T) {
-	conf := config.NewDefaultConfiguration([]string{"127.0.0.1:8091"})
+	if len(result) != 1 {
+		t.Fatal("register error")
+	}
 
-	r := NewRegistryWithConfig(
-		conf,
-		WithTimeout(time.Second*10),
-		WithTTL(100),
-	)
+	for _, item := range result {
+		if item.Name != "kratos-provider-0-tcp" || item.Endpoints[0] != "tcp://127.0.0.1:9000" {
+			t.Fatal("register error")
+		}
+	}
 
-	svc := &registry.ServiceInstance{
-		Name:      "kratos-provider-1-",
-		Version:   "test",
-		Metadata:  map[string]string{"app": "kratos"},
-		Endpoints: []string{"tcp://127.0.0.1:9000?isSecure=false"},
+	watch, err := r.Watch(ctx, "kratos-provider-0-tcp")
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	// Test update
+	svc.Version = "release1.0.0"
+
+	if err = r.Register(ctx, svc); err != nil {
+		t.Fatal(err)
 	}
+
+	result, err = watch.Next()
+
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	if len(result) != 1 || result[0].Version != "release1.0.0" {
+		t.Fatal("register error")
+	}
+	// Test add instance
 	svc1 := &registry.ServiceInstance{
-		Name:      "kratos-provider-2-",
+		Name:      "kratos-provider-0-",
 		Version:   "test",
 		Metadata:  map[string]string{"app": "kratos"},
 		Endpoints: []string{"tcp://127.0.0.1:9001?isSecure=false"},
 	}
-	svc2 := &registry.ServiceInstance{
-		Name:      "kratos-provider-3-",
-		Version:   "test",
-		Metadata:  map[string]string{"app": "kratos"},
-		Endpoints: []string{"tcp://127.0.0.1:9002?isSecure=false"},
-	}
 
-	err := r.Register(context.Background(), svc)
-	if err != nil {
+	if err = r.Register(ctx, svc1); err != nil {
 		t.Fatal(err)
 	}
 
-	err = r.Register(context.Background(), svc1)
-	if err != nil {
+	if _, err = watch.Next(); err != nil {
 		t.Fatal(err)
 	}
 
-	err = r.Register(context.Background(), svc2)
+	result, err = r.GetService(ctx, "kratos-provider-0-tcp")
+
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	err = r.Deregister(context.Background(), svc)
-	if err != nil {
-		t.Fatal(err)
+	if len(result) != 2 {
+		t.Fatal("register error")
 	}
 
-	err = r.Deregister(context.Background(), svc1)
-	if err != nil {
+	if err = r.Deregister(ctx, svc); err != nil {
+		t.Fatal(err)
+	}
+	if err = r.Deregister(ctx, svc1); err != nil {
 		t.Fatal(err)
 	}
 
-	err = r.Deregister(context.Background(), svc2)
+	result, err = watch.Next()
 	if err != nil {
 		t.Fatal(err)
 	}
+
+	if len(result) != 0 {
+		t.Fatal("register error")
+	}
 }
 
-// TestGetService . TestGetService
-func TestGetService(t *testing.T) {
+// TestRegistryMany
+func TestRegistryMany(t *testing.T) {
 	conf := config.NewDefaultConfiguration([]string{"127.0.0.1:8091"})
 
 	r := NewRegistryWithConfig(
 		conf,
-		WithTimeout(time.Second*10),
-		WithTTL(100),
+		WithTimeout(time.Second),
+		WithHeartbeat(true),
+		WithHealthy(true),
+		WithIsolate(true),
+		WithNamespace("default"),
+		WithProtocol("tcp"),
+		WithRetryCount(0),
+		WithWeight(100),
+		WithTTL(10),
 	)
 
 	ctx := context.Background()
 
+	// Multi endpoint
 	svc := &registry.ServiceInstance{
-		Name:      "kratos-provider-4-",
+		Name:      "kratos-provider-1-",
 		Version:   "test",
 		Metadata:  map[string]string{"app": "kratos"},
-		Endpoints: []string{"tcp://127.0.0.1:9000?isSecure=false"},
+		Endpoints: []string{"tcp://127.0.0.1:9000?isSecure=false", "tcp://127.0.0.1:9001?isSecure=false"},
+	}
+	// Normal
+	svc1 := &registry.ServiceInstance{
+		Name:      "kratos-provider-2-",
+		Version:   "test",
+		Metadata:  map[string]string{"app": "kratos"},
+		Endpoints: []string{"tcp://127.0.0.1:9002?isSecure=false"},
+	}
+	// Without metadata
+	svc2 := &registry.ServiceInstance{
+		Name:      "kratos-provider-3-",
+		Version:   "test",
+		Endpoints: []string{"tcp://127.0.0.1:9003?isSecure=false"},
 	}
 
-	err := r.Register(ctx, svc)
-	if err != nil {
+	if err := r.Register(ctx, svc); err != nil {
 		t.Fatal(err)
 	}
-	time.Sleep(time.Second * 1)
-	serviceInstances, err := r.GetService(ctx, "kratos-provider-4-tcp")
-	if err != nil {
+
+	if err := r.Register(ctx, svc1); err != nil {
 		t.Fatal(err)
 	}
-	for _, instance := range serviceInstances {
-		log.Info(instance)
-	}
 
-	err = r.Deregister(ctx, svc)
-	if err != nil {
+	if err := r.Register(ctx, svc2); err != nil {
 		t.Fatal(err)
 	}
-}
 
-// TestWatch . TestWatch
-func TestWatch(t *testing.T) {
-	conf := config.NewDefaultConfiguration([]string{"127.0.0.1:8091"})
+	time.Sleep(3 * time.Second)
 
-	r := NewRegistryWithConfig(
-		conf,
-		WithTimeout(time.Second*10),
-		WithTTL(100),
-	)
+	result1, err := r.GetService(ctx, "kratos-provider-1-tcp")
 
-	svc := &registry.ServiceInstance{
-		Name:      "kratos-provider-4-",
-		Version:   "test",
-		Metadata:  map[string]string{"app": "kratos"},
-		Endpoints: []string{"tcp://127.0.0.1:9000?isSecure=false"},
+	if err != nil || len(result1) != 2 || result1[0].Name != "kratos-provider-1-tcp" {
+		t.Fatal(err)
 	}
 
-	watch, err := r.Watch(context.Background(), "kratos-provider-4-tcp")
-	if err != nil {
+	result2, err := r.GetService(ctx, "kratos-provider-2-tcp")
+
+	if err != nil || len(result2) != 1 || result2[0].Name != "kratos-provider-2-tcp" || result2[0].Endpoints[0] != "tcp://127.0.0.1:9002" {
 		t.Fatal(err)
 	}
 
-	err = r.Register(context.Background(), svc)
-	if err != nil {
+	result3, err := r.GetService(ctx, "kratos-provider-3-tcp")
+
+	if err != nil || len(result3) != 1 || result3[0].Name != "kratos-provider-3-tcp" || result3[0].Endpoints[0] != "tcp://127.0.0.1:9003" {
 		t.Fatal(err)
 	}
-	// watch svc
-	time.Sleep(time.Second * 1)
 
-	// svc register, AddEvent
-	next, err := watch.Next()
+	watch1, err := r.Watch(ctx, "kratos-provider-1-tcp")
 	if err != nil {
 		t.Fatal(err)
 	}
-	for _, instance := range next {
-		// it will output one instance
-		log.Info(instance)
+	watch2, err := r.Watch(ctx, "kratos-provider-2-tcp")
+	if err != nil {
+		t.Fatal(err)
 	}
-
-	err = r.Deregister(context.Background(), svc)
+	watch3, err := r.Watch(ctx, "kratos-provider-3-tcp")
 	if err != nil {
 		t.Fatal(err)
 	}
 
-	// svc deregister, DeleteEvent
-	next, err = watch.Next()
-	if err != nil {
+	if err = r.Deregister(ctx, svc); err != nil {
 		t.Fatal(err)
 	}
-	for _, instance := range next {
-		// it will output nothing
-		log.Info(instance)
+
+	result1, err = watch1.Next()
+	if err != nil || len(result1) != 0 {
+		t.Fatal("deregister error")
 	}
 
-	err = watch.Stop()
+	err = r.Deregister(ctx, svc1)
 	if err != nil {
 		t.Fatal(err)
 	}
-	_, err = watch.Next()
-	if err == nil {
-		// if nil, stop failed
-		t.Fatal()
+
+	result2, err = watch2.Next()
+	if err != nil || len(result2) != 0 {
+		t.Fatal("deregister error")
+	}
+	err = r.Deregister(ctx, svc2)
+	if err != nil {
+		t.Fatal(err)
+	}
+
+	result3, err = watch3.Next()
+	if err != nil || len(result3) != 0 {
+		t.Fatal("deregister error")
 	}
 }