diff --git a/commonspace/object/tree/synctree/syncclient_test.go b/commonspace/object/tree/synctree/syncclient_test.go
index cc7f7e18..14e8cacc 100644
--- a/commonspace/object/tree/synctree/syncclient_test.go
+++ b/commonspace/object/tree/synctree/syncclient_test.go
@@ -2,29 +2,31 @@ package synctree
 
 import (
 	"context"
+	"github.com/anytypeio/any-sync/commonspace/object/acl/list"
+	"github.com/anytypeio/any-sync/commonspace/object/acl/testutils/acllistbuilder"
 	"github.com/anytypeio/any-sync/commonspace/object/tree/objecttree"
+	"github.com/anytypeio/any-sync/commonspace/object/tree/treestorage"
 	"github.com/anytypeio/any-sync/commonspace/objectsync/synchandler"
 	"github.com/anytypeio/any-sync/commonspace/peermanager"
 	"github.com/anytypeio/any-sync/commonspace/spacesyncproto"
 	"github.com/anytypeio/any-sync/commonspace/syncstatus"
 	"github.com/anytypeio/any-sync/net/peer"
+	"github.com/stretchr/testify/require"
+	"testing"
 )
 
 type mockPeerManager struct {
 }
 
 func (m *mockPeerManager) SendPeer(ctx context.Context, peerId string, msg *spacesyncproto.ObjectSyncMessage) (err error) {
-	//TODO implement me
 	panic("implement me")
 }
 
 func (m *mockPeerManager) Broadcast(ctx context.Context, msg *spacesyncproto.ObjectSyncMessage) (err error) {
-	//TODO implement me
 	panic("implement me")
 }
 
 func (m *mockPeerManager) GetResponsiblePeers(ctx context.Context) (peers []peer.Peer, err error) {
-	//TODO implement me
 	panic("implement me")
 }
 
@@ -43,7 +45,7 @@ func (b *broadcastTree) AddRawChanges(ctx context.Context, changes objecttree.Ra
 	return res, nil
 }
 
-func build(spaceId string, objTree objecttree.ObjectTree, peerManager peermanager.PeerManager) synchandler.SyncHandler {
+func createSyncHandler(spaceId string, objTree objecttree.ObjectTree, peerManager peermanager.PeerManager) synchandler.SyncHandler {
 	factory := GetRequestFactory()
 	syncClient := newSyncClient(spaceId, peerManager, factory)
 	netTree := &broadcastTree{
@@ -52,3 +54,33 @@ func build(spaceId string, objTree objecttree.ObjectTree, peerManager peermanage
 	}
 	return newSyncTreeHandler(spaceId, netTree, syncClient, syncstatus.NewNoOpSyncStatus())
 }
+
+func createAclList() (list.AclList, error) {
+	st, err := acllistbuilder.NewListStorageWithTestName("userjoinexample.yml")
+	if err != nil {
+		return nil, err
+	}
+	return list.BuildAclList(st)
+}
+
+func createStorage(treeId string, aclList list.AclList) treestorage.TreeStorage {
+	changeCreator := objecttree.NewMockChangeCreator()
+	st := changeCreator.CreateNewTreeStorage(treeId, aclList.Head().Id)
+	return st
+}
+
+func createTestTree(aclList list.AclList, storage treestorage.TreeStorage) (objecttree.ObjectTree, error) {
+	return objecttree.BuildTestableTree(aclList, storage)
+}
+
+func TestSyncProtocol(t *testing.T) {
+	aclList, err := createAclList()
+	require.NoError(t, err)
+	treeId := "treeId"
+	spaceId := "spaceId"
+	storage := createStorage(treeId, aclList)
+	testTree, err := createTestTree(aclList, storage)
+	require.NoError(t, err)
+	peerManager := &mockPeerManager{}
+	_ = createSyncHandler(spaceId, testTree, peerManager)
+}