move to micro v4

Signed-off-by: Vasiliy Tolstov <v.tolstov@unistack.org>

mock.go

@@ -8,10 +8,10 @@ import (
 	"sync"
 	"time"
 
-	"go.unistack.org/micro/v3/client"
-	"go.unistack.org/micro/v3/codec"
-	"go.unistack.org/micro/v3/errors"
-	rutil "go.unistack.org/micro/v3/util/reflect"
+	"go.unistack.org/micro/v4/client"
+	"go.unistack.org/micro/v4/codec"
+	"go.unistack.org/micro/v4/errors"
+	rutil "go.unistack.org/micro/v4/util/reflect"
 )
 
 var _ client.Client = (*MockClient)(nil)
@@ -115,14 +115,6 @@ func (c *MockClient) ExpectRequest(req client.Request) *ExpectedRequest {
 	return e
 }
 
-func (c *MockClient) BatchPublish(ctx context.Context, msgs []client.Message, opts ...client.PublishOption) error {
-	return nil
-}
-
-func (c *MockClient) Publish(ctx context.Context, msg client.Message, opts ...client.PublishOption) error {
-	return nil // c.opts.Broker.Publish()
-}
-
 func (c *MockClient) Call(ctx context.Context, req client.Request, rsp interface{}, opts ...client.CallOption) error {
 	c.mu.Lock()
 	defer c.mu.Unlock()
@@ -237,10 +229,6 @@ func (c *MockClient) Options() client.Options {
 	return c.opts
 }
 
-func (c *MockClient) NewMessage(topic string, msg interface{}, opts ...client.MessageOption) client.Message {
-	return nil
-}
-
 func (c *MockClient) NewRequest(service, method string, req interface{}, opts ...client.RequestOption) client.Request {
 	return newRequest(service, method, req, c.opts.ContentType, opts...)
 }