Add settingsdocument tests

common/commonspace/diffservice/diffservice_test.go

@@ -3,7 +3,7 @@ package diffservice
 import (
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/app/logger"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/diffservice/mock_diffservice"
-	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate/mock_deletionstate"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage/mock_storage"
 	mock_storage2 "github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/acl/storage/mock_storage"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/ldiff"
@@ -24,7 +24,7 @@ func TestDiffService(t *testing.T) {
 	treeStorageMock := mock_storage2.NewMockTreeStorage(ctrl)
 	diffMock := mock_ldiff.NewMockDiff(ctrl)
 	syncer := mock_diffservice.NewMockDiffSyncer(ctrl)
-	delState := deletionstate.NewDeletionState(storageMock)
+	delState := mock_deletionstate.NewMockDeletionState(ctrl)
 	syncPeriod := 1
 	initId := "initId"
 

common/commonspace/diffservice/diffsyncer_test.go

@@ -5,10 +5,9 @@ import (
 	"fmt"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/app/logger"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/remotediff"
-	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate/mock_deletionstate"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/spacesyncproto"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/spacesyncproto/mock_spacesyncproto"
-	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage/mock_storage"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/treegetter/mock_treegetter"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/net/peer"
@@ -107,27 +106,22 @@ func TestDiffSyncer_Sync(t *testing.T) {
 	factory := spacesyncproto.ClientFactoryFunc(func(cc drpc.Conn) spacesyncproto.DRPCSpaceClient {
 		return clientMock
 	})
-	delState := deletionstate.NewDeletionState(stMock)
+	delState := mock_deletionstate.NewMockDeletionState(ctrl)
 	spaceId := "spaceId"
 	aclRootId := "aclRootId"
 	l := logger.NewNamed(spaceId)
 	diffSyncer := newDiffSyncer(spaceId, diffMock, connectorMock, cacheMock, stMock, factory, l)
+	delState.EXPECT().AddObserver(gomock.Any())
 	diffSyncer.Init(delState)
 
-	delStateAdd := func(deletedId string) {
-		stMock.EXPECT().TreeDeletedStatus(deletedId).Return("", nil)
-		stMock.EXPECT().SetTreeDeletedStatus(deletedId, storage.TreeDeletedStatusQueued)
-		diffMock.EXPECT().RemoveId(deletedId)
-		require.NoError(t, delState.Add([]string{deletedId}))
-	}
-
-	t.Run("diff syncer sync simple", func(t *testing.T) {
+	t.Run("diff syncer sync", func(t *testing.T) {
 		connectorMock.EXPECT().
 			GetResponsiblePeers(gomock.Any(), spaceId).
 			Return([]peer.Peer{mockPeer{}}, nil)
 		diffMock.EXPECT().
 			Diff(gomock.Any(), gomock.Eq(remotediff.NewRemoteDiff(spaceId, clientMock))).
 			Return([]string{"new"}, []string{"changed"}, nil, nil)
+		delState.EXPECT().FilterJoin(gomock.Any()).Return([]string{"new", "changed"})
 		for _, arg := range []string{"new", "changed"} {
 			cacheMock.EXPECT().
 				GetTree(gomock.Any(), spaceId, arg).
@@ -136,22 +130,6 @@ func TestDiffSyncer_Sync(t *testing.T) {
 		require.NoError(t, diffSyncer.Sync(ctx))
 	})
 
-	t.Run("diff syncer sync filtered", func(t *testing.T) {
-		delStateAdd("changed")
-		connectorMock.EXPECT().
-			GetResponsiblePeers(gomock.Any(), spaceId).
-			Return([]peer.Peer{mockPeer{}}, nil)
-		diffMock.EXPECT().
-			Diff(gomock.Any(), gomock.Eq(remotediff.NewRemoteDiff(spaceId, clientMock))).
-			Return([]string{"new1", "new2"}, []string{"changed"}, nil, nil)
-		for _, arg := range []string{"new1", "new2"} {
-			cacheMock.EXPECT().
-				GetTree(gomock.Any(), spaceId, arg).
-				Return(nil, nil)
-		}
-		require.NoError(t, diffSyncer.Sync(ctx))
-	})
-
 	t.Run("diff syncer sync conf error", func(t *testing.T) {
 		connectorMock.EXPECT().
 			GetResponsiblePeers(gomock.Any(), spaceId).
@@ -162,7 +140,7 @@ func TestDiffSyncer_Sync(t *testing.T) {
 
 	t.Run("deletion state remove objects", func(t *testing.T) {
 		deletedId := "id"
-		delStateAdd(deletedId)
+		delState.EXPECT().Exists(deletedId).Return(true)
 
 		// this should not result in any mock being called
 		diffSyncer.UpdateHeads(deletedId, []string{"someHead"})
@@ -175,6 +153,7 @@ func TestDiffSyncer_Sync(t *testing.T) {
 			Id:   newId,
 			Head: concatStrings(newHeads),
 		})
+		delState.EXPECT().Exists(newId).Return(false)
 		diffSyncer.UpdateHeads(newId, newHeads)
 	})
 

common/commonspace/diffservice/mock_diffservice/mock_diffservice.go

@@ -36,7 +36,7 @@ func (m *MockDiffSyncer) EXPECT() *MockDiffSyncerMockRecorder {
 }
 
 // Init mocks base method.
-func (m *MockDiffSyncer) Init(arg0 *deletionstate.DeletionState) {
+func (m *MockDiffSyncer) Init(arg0 deletionstate.DeletionState) {
 	m.ctrl.T.Helper()
 	m.ctrl.Call(m, "Init", arg0)
 }

common/commonspace/settingsdocument/deletionstate/deletionstate.go

@@ -1,6 +1,8 @@
+//go:generate mockgen -destination mock_deletionstate/mock_deletionstate.go github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate DeletionState
 package deletionstate
 
 import (
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/spacesyncproto"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage"
 	"sync"
 )
@@ -14,6 +16,7 @@ type DeletionState interface {
 	Delete(id string) (err error)
 	Exists(id string) bool
 	FilterJoin(ids ...[]string) (filtered []string)
+	CreateDeleteChange(id string, isSnapshot bool) (res []byte, err error)
 }
 
 type deletionState struct {
@@ -124,6 +127,21 @@ func (st *deletionState) FilterJoin(ids ...[]string) (filtered []string) {
 	return
 }
 
+func (st *deletionState) CreateDeleteChange(id string, isSnapshot bool) (res []byte, err error) {
+	content := &spacesyncproto.SpaceSettingsContent_ObjectDelete{
+		ObjectDelete: &spacesyncproto.ObjectDelete{Id: id},
+	}
+	change := &spacesyncproto.SettingsData{
+		Content: []*spacesyncproto.SpaceSettingsContent{
+			{content},
+		},
+		Snapshot: nil,
+	}
+	// TODO: add snapshot logic
+	res, err = change.Marshal()
+	return
+}
+
 func (st *deletionState) exists(id string) bool {
 	if _, exists := st.deleted[id]; exists {
 		return true

common/commonspace/settingsdocument/deletionstate/mock_deletionstate/mock_deletionstate.go

@@ -0,0 +1,136 @@
+// Code generated by MockGen. DO NOT EDIT.
+// Source: github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate (interfaces: DeletionState)
+
+// Package mock_deletionstate is a generated GoMock package.
+package mock_deletionstate
+
+import (
+	reflect "reflect"
+
+	deletionstate "github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate"
+	gomock "github.com/golang/mock/gomock"
+)
+
+// MockDeletionState is a mock of DeletionState interface.
+type MockDeletionState struct {
+	ctrl     *gomock.Controller
+	recorder *MockDeletionStateMockRecorder
+}
+
+// MockDeletionStateMockRecorder is the mock recorder for MockDeletionState.
+type MockDeletionStateMockRecorder struct {
+	mock *MockDeletionState
+}
+
+// NewMockDeletionState creates a new mock instance.
+func NewMockDeletionState(ctrl *gomock.Controller) *MockDeletionState {
+	mock := &MockDeletionState{ctrl: ctrl}
+	mock.recorder = &MockDeletionStateMockRecorder{mock}
+	return mock
+}
+
+// EXPECT returns an object that allows the caller to indicate expected use.
+func (m *MockDeletionState) EXPECT() *MockDeletionStateMockRecorder {
+	return m.recorder
+}
+
+// Add mocks base method.
+func (m *MockDeletionState) Add(arg0 []string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Add", arg0)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Add indicates an expected call of Add.
+func (mr *MockDeletionStateMockRecorder) Add(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Add", reflect.TypeOf((*MockDeletionState)(nil).Add), arg0)
+}
+
+// AddObserver mocks base method.
+func (m *MockDeletionState) AddObserver(arg0 deletionstate.StateUpdateObserver) {
+	m.ctrl.T.Helper()
+	m.ctrl.Call(m, "AddObserver", arg0)
+}
+
+// AddObserver indicates an expected call of AddObserver.
+func (mr *MockDeletionStateMockRecorder) AddObserver(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "AddObserver", reflect.TypeOf((*MockDeletionState)(nil).AddObserver), arg0)
+}
+
+// CreateDeleteChange mocks base method.
+func (m *MockDeletionState) CreateDeleteChange(arg0 string, arg1 bool) ([]byte, error) {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "CreateDeleteChange", arg0, arg1)
+	ret0, _ := ret[0].([]byte)
+	ret1, _ := ret[1].(error)
+	return ret0, ret1
+}
+
+// CreateDeleteChange indicates an expected call of CreateDeleteChange.
+func (mr *MockDeletionStateMockRecorder) CreateDeleteChange(arg0, arg1 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "CreateDeleteChange", reflect.TypeOf((*MockDeletionState)(nil).CreateDeleteChange), arg0, arg1)
+}
+
+// Delete mocks base method.
+func (m *MockDeletionState) Delete(arg0 string) error {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Delete", arg0)
+	ret0, _ := ret[0].(error)
+	return ret0
+}
+
+// Delete indicates an expected call of Delete.
+func (mr *MockDeletionStateMockRecorder) Delete(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Delete", reflect.TypeOf((*MockDeletionState)(nil).Delete), arg0)
+}
+
+// Exists mocks base method.
+func (m *MockDeletionState) Exists(arg0 string) bool {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "Exists", arg0)
+	ret0, _ := ret[0].(bool)
+	return ret0
+}
+
+// Exists indicates an expected call of Exists.
+func (mr *MockDeletionStateMockRecorder) Exists(arg0 interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "Exists", reflect.TypeOf((*MockDeletionState)(nil).Exists), arg0)
+}
+
+// FilterJoin mocks base method.
+func (m *MockDeletionState) FilterJoin(arg0 ...[]string) []string {
+	m.ctrl.T.Helper()
+	varargs := []interface{}{}
+	for _, a := range arg0 {
+		varargs = append(varargs, a)
+	}
+	ret := m.ctrl.Call(m, "FilterJoin", varargs...)
+	ret0, _ := ret[0].([]string)
+	return ret0
+}
+
+// FilterJoin indicates an expected call of FilterJoin.
+func (mr *MockDeletionStateMockRecorder) FilterJoin(arg0 ...interface{}) *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "FilterJoin", reflect.TypeOf((*MockDeletionState)(nil).FilterJoin), arg0...)
+}
+
+// GetQueued mocks base method.
+func (m *MockDeletionState) GetQueued() []string {
+	m.ctrl.T.Helper()
+	ret := m.ctrl.Call(m, "GetQueued")
+	ret0, _ := ret[0].([]string)
+	return ret0
+}
+
+// GetQueued indicates an expected call of GetQueued.
+func (mr *MockDeletionStateMockRecorder) GetQueued() *gomock.Call {
+	mr.mock.ctrl.T.Helper()
+	return mr.mock.ctrl.RecordCallWithMethodType(mr.mock, "GetQueued", reflect.TypeOf((*MockDeletionState)(nil).GetQueued))
+}

common/commonspace/settingsdocument/idprovider.go

@@ -21,33 +21,38 @@ func (p *provider) convert(decrypted []byte) (res any, err error) {
 	return deleteChange, nil
 }
 
+func (p *provider) processChange(change *tree.Change, tr tree.ObjectTree, startId string, ids []string) []string {
+	// ignoring root change which has empty model or startId change
+	if change.Model == nil || (change.Id == startId && startId != "") {
+		return ids
+	}
+
+	deleteChange := change.Model.(*spacesyncproto.SettingsData)
+	// getting data from snapshot if we start from it
+	if change.Id == tr.Root().Id {
+		ids = deleteChange.Snapshot.DeletedIds
+		return ids
+	}
+
+	// otherwise getting data from content
+	for _, cnt := range deleteChange.Content {
+		if cnt.GetObjectDelete() != nil {
+			ids = append(ids, cnt.GetObjectDelete().GetId())
+		}
+	}
+	return ids
+}
+
 func (p *provider) ProvideIds(tr tree.ObjectTree, startId string) (ids []string, lastId string, err error) {
-	processChange := func(change *tree.Change) bool {
-		// ignoring root change which has empty model or startId change
+	process := func(change *tree.Change) bool {
 		lastId = change.Id
-		if change.Model == nil || (change.Id == startId && startId != "") {
-			return true
-		}
-
-		deleteChange := change.Model.(*spacesyncproto.SettingsData)
-		// getting data from snapshot if we start from it
-		if change.Id == tr.Root().Id {
-			ids = deleteChange.Snapshot.DeletedIds
-			return true
-		}
-
-		// otherwise getting data from content
-		for _, cnt := range deleteChange.Content {
-			if cnt.GetObjectDelete() != nil {
-				ids = append(ids, cnt.GetObjectDelete().GetId())
-			}
-		}
+		ids = p.processChange(change, tr, startId, ids)
 		return true
 	}
 	if startId == "" {
-		err = tr.IterateFrom(tr.ID(), p.convert, processChange)
+		err = tr.IterateFrom(tr.ID(), p.convert, process)
 	} else {
-		err = tr.IterateFrom(startId, p.convert, processChange)
+		err = tr.IterateFrom(startId, p.convert, process)
 	}
 	return
 }

common/commonspace/settingsdocument/settingsdocument.go

@@ -6,7 +6,6 @@ import (
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/account"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/app/logger"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate"
-	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/spacesyncproto"
 	spacestorage "github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/synctree"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/synctree/updatelistener"
@@ -78,6 +77,8 @@ func NewSettingsDocument(deps Deps, spaceId string) (doc SettingsDocument) {
 	// this is needed mainly for testing
 	if deps.prov == nil {
 		s.prov = &provider{}
+	} else {
+		s.prov = deps.prov
 	}
 
 	doc = s
@@ -113,6 +114,7 @@ func (s *settingsDocument) Init(ctx context.Context) (err error) {
 	if err != nil {
 		return
 	}
+
 	s.loop.Run()
 	return
 }
@@ -129,29 +131,24 @@ func (s *settingsDocument) DeleteObject(id string) (err error) {
 		return nil
 	}
 
-	content := &spacesyncproto.SpaceSettingsContent_ObjectDelete{
-		ObjectDelete: &spacesyncproto.ObjectDelete{Id: id},
-	}
-	change := &spacesyncproto.SettingsData{
-		Content: []*spacesyncproto.SpaceSettingsContent{
-			{content},
-		},
-		Snapshot: nil,
-	}
 	// TODO: add snapshot logic
-	res, err := change.Marshal()
+	res, err := s.deletionState.CreateDeleteChange(id, false)
 	if err != nil {
 		return
 	}
+
+	accountData := s.account.Account()
 	_, err = s.AddContent(context.Background(), tree.SignableChangeContent{
 		Data:        res,
-		Key:         s.account.Account().SignKey,
-		Identity:    s.account.Account().Identity,
+		Key:         accountData.SignKey,
+		Identity:    accountData.Identity,
 		IsSnapshot:  false,
 		IsEncrypted: false,
 	})
-	if err == nil {
-		s.Update(s)
+	if err != nil {
+		return
 	}
+
+	s.Update(s)
 	return
 }

common/commonspace/settingsdocument/settingsdocument_test.go

@@ -3,30 +3,53 @@ package settingsdocument
 import (
 	"context"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/account/mock_account"
-	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/deletionstate/mock_deletionstate"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/settingsdocument/mock_settingsdocument"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/storage/mock_storage"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/synctree"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/synctree/mock_synctree"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/synctree/updatelistener"
 	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/commonspace/treegetter/mock_treegetter"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/acl/account"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/pkg/acl/tree"
+	"github.com/anytypeio/go-anytype-infrastructure-experiments/common/util/keys/asymmetric/signingkey"
 	"github.com/golang/mock/gomock"
 	"github.com/stretchr/testify/require"
+	"sync"
 	"testing"
 	"time"
 )
 
+type testSyncTreeMock struct {
+	*mock_synctree.MockSyncTree
+	m sync.Mutex
+}
+
+func newTestObjMock(mockTree *mock_synctree.MockSyncTree) *testSyncTreeMock {
+	return &testSyncTreeMock{
+		MockSyncTree: mockTree,
+	}
+}
+
+func (t *testSyncTreeMock) Lock() {
+	t.m.Lock()
+}
+
+func (t *testSyncTreeMock) Unlock() {
+	t.m.Unlock()
+}
+
 type settingsFixture struct {
 	spaceId      string
 	docId        string
-	doc          SettingsDocument
+	doc          *settingsDocument
 	ctrl         *gomock.Controller
 	treeGetter   *mock_treegetter.MockTreeGetter
 	spaceStorage *mock_storage.MockSpaceStorage
 	provider     *mock_settingsdocument.MockDeletedIdsProvider
 	deleter      *mock_settingsdocument.MockDeleter
 	syncTree     *mock_synctree.MockSyncTree
-	delState     *deletionstate.DeletionState
+	delState     *mock_deletionstate.MockDeletionState
 	account      *mock_account.MockService
 }
 
@@ -38,14 +61,16 @@ func newSettingsFixture(t *testing.T) *settingsFixture {
 	acc := mock_account.NewMockService(ctrl)
 	treeGetter := mock_treegetter.NewMockTreeGetter(ctrl)
 	st := mock_storage.NewMockSpaceStorage(ctrl)
-	delState := deletionstate.NewDeletionState(st)
+	delState := mock_deletionstate.NewMockDeletionState(ctrl)
 	prov := mock_settingsdocument.NewMockDeletedIdsProvider(ctrl)
 	syncTree := mock_synctree.NewMockSyncTree(ctrl)
 	del := mock_settingsdocument.NewMockDeleter(ctrl)
 
+	delState.EXPECT().AddObserver(gomock.Any())
+
 	buildFunc := BuildTreeFunc(func(ctx context.Context, id string, listener updatelistener.UpdateListener) (synctree.SyncTree, error) {
 		require.Equal(t, docId, id)
-		return syncTree, nil
+		return newTestObjMock(syncTree), nil
 	})
 
 	deps := Deps{
@@ -57,7 +82,7 @@ func newSettingsFixture(t *testing.T) *settingsFixture {
 		prov:          prov,
 		del:           del,
 	}
-	doc := NewSettingsDocument(deps, spaceId)
+	doc := NewSettingsDocument(deps, spaceId).(*settingsDocument)
 	return &settingsFixture{
 		spaceId:      spaceId,
 		docId:        docId,
@@ -97,12 +122,67 @@ func TestSettingsDocument_DeleteObject(t *testing.T) {
 
 	fx.spaceStorage.EXPECT().SpaceSettingsId().Return(fx.docId)
 	fx.deleter.EXPECT().Delete()
-	fx.syncTree.EXPECT().Close().Return(nil)
 
 	err := fx.doc.Init(context.Background())
 	require.NoError(t, err)
-	time.Sleep(10 * time.Millisecond)
+	time.Sleep(100 * time.Millisecond)
 
+	delId := "delId"
+
+	fx.delState.EXPECT().Exists(delId).Return(false)
+	res := []byte("settingsData")
+	fx.delState.EXPECT().CreateDeleteChange(delId, false).Return(res, nil)
+
+	accountData := &account.AccountData{
+		Identity: []byte("id"),
+		PeerKey:  nil,
+		SignKey:  &signingkey.Ed25519PrivateKey{},
+		EncKey:   nil,
+	}
+	fx.account.EXPECT().Account().Return(accountData)
+	fx.syncTree.EXPECT().AddContent(gomock.Any(), tree.SignableChangeContent{
+		Data:        res,
+		Key:         accountData.SignKey,
+		Identity:    accountData.Identity,
+		IsSnapshot:  false,
+		IsEncrypted: false,
+	}).Return(tree.AddResult{}, nil)
+
+	lastChangeId := "someId"
+	retIds := []string{"id1", "id2"}
+	fx.doc.lastChangeId = lastChangeId
+	fx.provider.EXPECT().ProvideIds(gomock.Not(nil), lastChangeId).Return(retIds, retIds[len(retIds)-1], nil)
+	fx.delState.EXPECT().Add(retIds).Return(nil)
+	err = fx.doc.DeleteObject(delId)
+	require.NoError(t, err)
+	require.Equal(t, retIds[len(retIds)-1], fx.doc.lastChangeId)
+
+	fx.syncTree.EXPECT().Close().Return(nil)
+	err = fx.doc.Close()
+	require.NoError(t, err)
+}
+
+func TestSettingsDocument_Rebuild(t *testing.T) {
+	fx := newSettingsFixture(t)
+	defer fx.stop()
+
+	fx.spaceStorage.EXPECT().SpaceSettingsId().Return(fx.docId)
+	fx.deleter.EXPECT().Delete()
+
+	err := fx.doc.Init(context.Background())
+	require.NoError(t, err)
+	time.Sleep(100 * time.Millisecond)
+
+	lastChangeId := "someId"
+	retIds := []string{"id1", "id2"}
+	fx.doc.lastChangeId = lastChangeId
+	fx.provider.EXPECT().ProvideIds(gomock.Not(nil), "").Return(retIds, retIds[len(retIds)-1], nil)
+	fx.delState.EXPECT().Add(retIds).Return(nil)
+
+	fx.doc.Rebuild(fx.doc)
+	require.Equal(t, retIds[len(retIds)-1], fx.doc.lastChangeId)
+
+	fx.syncTree.EXPECT().Close().Return(nil)
 	err = fx.doc.Close()
 	require.NoError(t, err)
 }