feat: add nacos v2

nacos/v2/nacos_test.go

@@ -66,6 +66,7 @@ func getNamingClient() naming_client.INamingClient {
 
 // TestRegistryAndDeregister use to test Register, Deregister, NewNacosRegistry.
 func TestRegistryAndDeregister(t *testing.T) {
+	time.Sleep(20 * time.Second)
 	register := NewNacosRegistry(namingClient)
 	infos := []registry.Info{
 		{
@@ -255,7 +256,6 @@ func TestResolverResolve(t *testing.T) {
 		Weight:      10,
 	})
 	assert.Nil(t, err)
-	h.Shutdown(context.Background())
 }
 
 // TestDefaultNacosRegistry use to test NewDefaultNacosRegistry, Register and Deregister.
@@ -338,8 +338,6 @@ func TestResolverDifferentGroup(t *testing.T) {
 	assert.Nil(t, err2)
 	assert.Equal(t, 200, status2)
 	assert.Equal(t, "pong2", string(body2))
-	srv1.Shutdown(context.Background())
-	srv1.Shutdown(context.Background())
 }
 
 func TestWithTag(t *testing.T) {
@@ -375,7 +373,6 @@ func TestWithTag(t *testing.T) {
 	assert.Nil(t, err)
 	assert.Equal(t, 200, status)
 	assert.Equal(t, "pong1", string(body))
-	srv1.Shutdown(context.Background())
 }
 
 // TestCompareMaps tests the compareMaps function