[chore] tidy + test timelines a bit better (#1865)

* [chore] tidy + test timelines a bit better

* thanks linter

internal/processing/timeline/home.go

@@ -20,7 +20,6 @@ package timeline
 import (
 	"context"
 	"errors"
-	"fmt"
 
 	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
@@ -38,14 +37,19 @@ import (
 func HomeTimelineGrab(state *state.State) timeline.GrabFunction {
 	return func(ctx context.Context, accountID string, maxID string, sinceID string, minID string, limit int) ([]timeline.Timelineable, bool, error) {
 		statuses, err := state.DB.GetHomeTimeline(ctx, accountID, maxID, sinceID, minID, limit, false)
-		if err != nil {
+		if err != nil && !errors.Is(err, db.ErrNoEntries) {
-			if errors.Is(err, db.ErrNoEntries) {
+			err = gtserror.Newf("error getting statuses from db: %w", err)
-				return nil, true, nil // we just don't have enough statuses left in the db so return stop = true
+			return nil, false, err
-			}
-			return nil, false, fmt.Errorf("HomeTimelineGrab: error getting statuses from db: %w", err)
 		}
 
-		items := make([]timeline.Timelineable, len(statuses))
+		count := len(statuses)
+		if count == 0 {
+			// We just don't have enough statuses
+			// left in the db so return stop = true.
+			return nil, true, nil
+		}
+
+		items := make([]timeline.Timelineable, count)
 		for i, s := range statuses {
 			items[i] = s
 		}
@@ -59,17 +63,20 @@ func HomeTimelineFilter(state *state.State, filter *visibility.Filter) timeline.
 	return func(ctx context.Context, accountID string, item timeline.Timelineable) (shouldIndex bool, err error) {
 		status, ok := item.(*gtsmodel.Status)
 		if !ok {
-			return false, errors.New("HomeTimelineFilter: could not convert item to *gtsmodel.Status")
+			err = gtserror.New("could not convert item to *gtsmodel.Status")
+			return false, err
 		}
 
 		requestingAccount, err := state.DB.GetAccountByID(ctx, accountID)
 		if err != nil {
-			return false, fmt.Errorf("HomeTimelineFilter: error getting account with id %s: %w", accountID, err)
+			err = gtserror.Newf("error getting account with id %s: %w", accountID, err)
+			return false, err
 		}
 
 		timelineable, err := filter.StatusHomeTimelineable(ctx, requestingAccount, status)
 		if err != nil {
-			return false, fmt.Errorf("HomeTimelineFilter: error checking hometimelineability of status %s for account %s: %w", status.ID, accountID, err)
+			err = gtserror.Newf("error checking hometimelineability of status %s for account %s: %w", status.ID, accountID, err)
+			return false, err
 		}
 
 		return timelineable, nil
@@ -81,12 +88,14 @@ func HomeTimelineStatusPrepare(state *state.State, tc typeutils.TypeConverter) t
 	return func(ctx context.Context, accountID string, itemID string) (timeline.Preparable, error) {
 		status, err := state.DB.GetStatusByID(ctx, itemID)
 		if err != nil {
-			return nil, fmt.Errorf("StatusPrepare: error getting status with id %s: %w", itemID, err)
+			err = gtserror.Newf("error getting status with id %s: %w", itemID, err)
+			return nil, err
 		}
 
 		requestingAccount, err := state.DB.GetAccountByID(ctx, accountID)
 		if err != nil {
-			return nil, fmt.Errorf("StatusPrepare: error getting account with id %s: %w", accountID, err)
+			err = gtserror.Newf("error getting account with id %s: %w", accountID, err)
+			return nil, err
 		}
 
 		return tc.StatusToAPIStatus(ctx, status, requestingAccount)
@@ -95,8 +104,8 @@ func HomeTimelineStatusPrepare(state *state.State, tc typeutils.TypeConverter) t
 
 func (p *Processor) HomeTimelineGet(ctx context.Context, authed *oauth.Auth, maxID string, sinceID string, minID string, limit int, local bool) (*apimodel.PageableResponse, gtserror.WithCode) {
 	statuses, err := p.state.Timelines.Home.GetTimeline(ctx, authed.Account.ID, maxID, sinceID, minID, limit, local)
-	if err != nil {
+	if err != nil && !errors.Is(err, db.ErrNoEntries) {
-		err = fmt.Errorf("HomeTimelineGet: error getting statuses: %w", err)
+		err = gtserror.Newf("error getting statuses: %w", err)
 		return nil, gtserror.NewErrorInternalError(err)
 	}
 

internal/processing/timeline/list.go

@@ -20,7 +20,6 @@ package timeline
 import (
 	"context"
 	"errors"
-	"fmt"
 
 	apimodel "github.com/superseriousbusiness/gotosocial/internal/api/model"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
@@ -38,14 +37,19 @@ import (
 func ListTimelineGrab(state *state.State) timeline.GrabFunction {
 	return func(ctx context.Context, listID string, maxID string, sinceID string, minID string, limit int) ([]timeline.Timelineable, bool, error) {
 		statuses, err := state.DB.GetListTimeline(ctx, listID, maxID, sinceID, minID, limit)
-		if err != nil {
+		if err != nil && !errors.Is(err, db.ErrNoEntries) {
-			if errors.Is(err, db.ErrNoEntries) {
+			err = gtserror.Newf("error getting statuses from db: %w", err)
-				return nil, true, nil // we just don't have enough statuses left in the db so return stop = true
+			return nil, false, err
-			}
-			return nil, false, fmt.Errorf("ListTimelineGrab: error getting statuses from db: %w", err)
 		}
 
-		items := make([]timeline.Timelineable, len(statuses))
+		count := len(statuses)
+		if count == 0 {
+			// We just don't have enough statuses
+			// left in the db so return stop = true.
+			return nil, true, nil
+		}
+
+		items := make([]timeline.Timelineable, count)
 		for i, s := range statuses {
 			items[i] = s
 		}
@@ -54,27 +58,31 @@ func ListTimelineGrab(state *state.State) timeline.GrabFunction {
 	}
 }
 
-// HomeTimelineFilter returns a function that satisfies FilterFunction for list timelines.
+// ListTimelineFilter returns a function that satisfies FilterFunction for list timelines.
 func ListTimelineFilter(state *state.State, filter *visibility.Filter) timeline.FilterFunction {
 	return func(ctx context.Context, listID string, item timeline.Timelineable) (shouldIndex bool, err error) {
 		status, ok := item.(*gtsmodel.Status)
 		if !ok {
-			return false, errors.New("ListTimelineFilter: could not convert item to *gtsmodel.Status")
+			err = gtserror.New("could not convert item to *gtsmodel.Status")
+			return false, err
 		}
 
 		list, err := state.DB.GetListByID(ctx, listID)
 		if err != nil {
-			return false, fmt.Errorf("ListTimelineFilter: error getting list with id %s: %w", listID, err)
+			err = gtserror.Newf("error getting list with id %s: %w", listID, err)
+			return false, err
 		}
 
 		requestingAccount, err := state.DB.GetAccountByID(ctx, list.AccountID)
 		if err != nil {
-			return false, fmt.Errorf("ListTimelineFilter: error getting account with id %s: %w", list.AccountID, err)
+			err = gtserror.Newf("error getting account with id %s: %w", list.AccountID, err)
+			return false, err
 		}
 
 		timelineable, err := filter.StatusHomeTimelineable(ctx, requestingAccount, status)
 		if err != nil {
-			return false, fmt.Errorf("ListTimelineFilter: error checking hometimelineability of status %s for account %s: %w", status.ID, list.AccountID, err)
+			err = gtserror.Newf("error checking hometimelineability of status %s for account %s: %w", status.ID, list.AccountID, err)
+			return false, err
 		}
 
 		return timelineable, nil
@@ -86,17 +94,20 @@ func ListTimelineStatusPrepare(state *state.State, tc typeutils.TypeConverter) t
 	return func(ctx context.Context, listID string, itemID string) (timeline.Preparable, error) {
 		status, err := state.DB.GetStatusByID(ctx, itemID)
 		if err != nil {
-			return nil, fmt.Errorf("ListTimelineStatusPrepare: error getting status with id %s: %w", itemID, err)
+			err = gtserror.Newf("error getting status with id %s: %w", itemID, err)
+			return nil, err
 		}
 
 		list, err := state.DB.GetListByID(ctx, listID)
 		if err != nil {
-			return nil, fmt.Errorf("ListTimelineStatusPrepare: error getting list with id %s: %w", listID, err)
+			err = gtserror.Newf("error getting list with id %s: %w", listID, err)
+			return nil, err
 		}
 
 		requestingAccount, err := state.DB.GetAccountByID(ctx, list.AccountID)
 		if err != nil {
-			return nil, fmt.Errorf("ListTimelineStatusPrepare: error getting account with id %s: %w", list.AccountID, err)
+			err = gtserror.Newf("error getting account with id %s: %w", list.AccountID, err)
+			return nil, err
 		}
 
 		return tc.StatusToAPIStatus(ctx, status, requestingAccount)
@@ -114,13 +125,13 @@ func (p *Processor) ListTimelineGet(ctx context.Context, authed *oauth.Auth, lis
 	}
 
 	if list.AccountID != authed.Account.ID {
-		err = fmt.Errorf("list with id %s does not belong to account %s", list.ID, authed.Account.ID)
+		err = gtserror.Newf("list with id %s does not belong to account %s", list.ID, authed.Account.ID)
 		return nil, gtserror.NewErrorNotFound(err)
 	}
 
 	statuses, err := p.state.Timelines.List.GetTimeline(ctx, listID, maxID, sinceID, minID, limit, false)
-	if err != nil {
+	if err != nil && !errors.Is(err, db.ErrNoEntries) {
-		err = fmt.Errorf("ListTimelineGet: error getting statuses: %w", err)
+		err = gtserror.Newf("error getting statuses: %w", err)
 		return nil, gtserror.NewErrorInternalError(err)
 	}
 

internal/timeline/get.go

@@ -21,11 +21,11 @@ import (
 	"container/list"
 	"context"
 	"errors"
-	"fmt"
 	"time"
 
 	"codeberg.org/gruf/go-kv"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 	"github.com/superseriousbusiness/gotosocial/internal/id"
 	"github.com/superseriousbusiness/gotosocial/internal/log"
 )
@@ -147,7 +147,7 @@ func (t *timeline) Get(ctx context.Context, amount int, maxID string, sinceID st
 		}
 
 	default:
-		err = errors.New("Get: switch statement exhausted with no results")
+		err = gtserror.New("switch statement exhausted with no results")
 	}
 
 	return items, err
@@ -255,7 +255,8 @@ func (t *timeline) getXBetweenIDs(ctx context.Context, amount int, behindID stri
 						return true, nil
 					}
 					// We've got a proper db error.
-					return false, fmt.Errorf("getXBetweenIDs: db error while trying to prepare %s: %w", entry.itemID, err)
+					err = gtserror.Newf("db error while trying to prepare %s: %w", entry.itemID, err)
+					return false, err
 				}
 				entry.prepared = prepared
 			}
@@ -349,7 +350,8 @@ func (t *timeline) getXBetweenIDs(ctx context.Context, amount int, behindID stri
 					continue
 				}
 				// We've got a proper db error.
-				return nil, fmt.Errorf("getXBetweenIDs: db error while trying to prepare %s: %w", entry.itemID, err)
+				err = gtserror.Newf("db error while trying to prepare %s: %w", entry.itemID, err)
+				return nil, err
 			}
 			entry.prepared = prepared
 		}
@@ -396,7 +398,7 @@ func (t *timeline) prepareNextQuery(amount int, maxID string, sinceID string, mi
 		case maxID == "" && minID != "":
 			err = t.prepareXBetweenIDs(ctx, amount, id.Highest, minID, false)
 		default:
-			err = errors.New("Get: switch statement exhausted with no results")
+			err = gtserror.New("switch statement exhausted with no results")
 		}
 
 		if err != nil {

internal/timeline/get_test.go

@@ -19,85 +19,19 @@ package timeline_test
 
 import (
 	"context"
-	"sort"
+	"sync"
 	"testing"
-	"time"
 
 	"github.com/stretchr/testify/suite"
-	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
+	"github.com/superseriousbusiness/gotosocial/internal/gtscontext"
 	"github.com/superseriousbusiness/gotosocial/internal/id"
-	tlprocessor "github.com/superseriousbusiness/gotosocial/internal/processing/timeline"
 	"github.com/superseriousbusiness/gotosocial/internal/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/visibility"
-	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
 type GetTestSuite struct {
 	TimelineStandardTestSuite
 }
 
-func (suite *GetTestSuite) SetupSuite() {
-	suite.testAccounts = testrig.NewTestAccounts()
-	suite.testStatuses = testrig.NewTestStatuses()
-}
-
-func (suite *GetTestSuite) SetupTest() {
-	suite.state.Caches.Init()
-
-	testrig.InitTestConfig()
-	testrig.InitTestLog()
-
-	suite.db = testrig.NewTestDB(&suite.state)
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.filter = visibility.NewFilter(&suite.state)
-
-	testrig.StandardDBSetup(suite.db, nil)
-
-	// Take local_account_1 as the timeline owner, it
-	// doesn't really matter too much for these tests.
-	tl := timeline.NewTimeline(
-		context.Background(),
-		suite.testAccounts["local_account_1"].ID,
-		tlprocessor.HomeTimelineGrab(&suite.state),
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
-	)
-
-	// Put testrig statuses in a determinate order
-	// since we can't trust a map to keep order.
-	statuses := []*gtsmodel.Status{}
-	for _, s := range suite.testStatuses {
-		statuses = append(statuses, s)
-	}
-
-	sort.Slice(statuses, func(i, j int) bool {
-		return statuses[i].ID > statuses[j].ID
-	})
-
-	// Statuses are now highest -> lowest.
-	suite.highestStatusID = statuses[0].ID
-	suite.lowestStatusID = statuses[len(statuses)-1].ID
-	if suite.highestStatusID < suite.lowestStatusID {
-		suite.FailNow("", "statuses weren't ordered properly by sort")
-	}
-
-	// Put all test statuses into the timeline; we don't
-	// need to be fussy about who sees what for these tests.
-	for _, s := range statuses {
-		_, err := tl.IndexAndPrepareOne(context.Background(), s.GetID(), s.BoostOfID, s.AccountID, s.BoostOfAccountID)
-		if err != nil {
-			suite.FailNow(err.Error())
-		}
-	}
-
-	suite.timeline = tl
-}
-
-func (suite *GetTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-}
-
 func (suite *GetTestSuite) checkStatuses(statuses []timeline.Preparable, maxID string, minID string, expectedLength int) {
 	if l := len(statuses); l != expectedLength {
 		suite.FailNow("", "expected %d statuses in slice, got %d", expectedLength, l)
@@ -127,79 +61,168 @@ func (suite *GetTestSuite) checkStatuses(statuses []timeline.Preparable, maxID s
 	}
 }
 
+func (suite *GetTestSuite) emptyAccountFollows(ctx context.Context, accountID string) {
+	// Get all of account's follows.
+	follows, err := suite.state.DB.GetAccountFollows(
+		gtscontext.SetBarebones(ctx),
+		accountID,
+	)
+	if err != nil {
+		suite.FailNow(err.Error())
+	}
+
+	// Remove each follow.
+	for _, follow := range follows {
+		if err := suite.state.DB.DeleteFollowByID(ctx, follow.ID); err != nil {
+			suite.FailNow(err.Error())
+		}
+	}
+
+	// Ensure no follows left.
+	follows, err = suite.state.DB.GetAccountFollows(
+		gtscontext.SetBarebones(ctx),
+		accountID,
+	)
+	if err != nil {
+		suite.FailNow(err.Error())
+	}
+	if len(follows) != 0 {
+		suite.FailNow("follows should be empty")
+	}
+}
+
+func (suite *GetTestSuite) emptyAccountStatuses(ctx context.Context, accountID string) {
+	// Get all of account's statuses.
+	statuses, err := suite.state.DB.GetAccountStatuses(
+		ctx,
+		accountID,
+		9999,
+		false,
+		false,
+		id.Highest,
+		id.Lowest,
+		false,
+		false,
+	)
+	if err != nil {
+		suite.FailNow(err.Error())
+	}
+
+	// Remove each status.
+	for _, status := range statuses {
+		if err := suite.state.DB.DeleteStatusByID(ctx, status.ID); err != nil {
+			suite.FailNow(err.Error())
+		}
+	}
+}
+
 func (suite *GetTestSuite) TestGetNewTimelinePageDown() {
-	// Take a fresh timeline for this test.
+	var (
-	// This tests whether indexing works
+		ctx         = context.Background()
-	// properly against uninitialized timelines.
+		testAccount = suite.testAccounts["local_account_1"]
-	tl := timeline.NewTimeline(
+		maxID       = ""
-		context.Background(),
+		sinceID     = ""
-		suite.testAccounts["local_account_1"].ID,
+		minID       = ""
-		tlprocessor.HomeTimelineGrab(&suite.state),
+		limit       = 5
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
+		local       = false
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
 	)
 
 	// Get 5 from the top.
-	statuses, err := tl.Get(context.Background(), 5, "", "", "", true)
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
 	suite.checkStatuses(statuses, id.Highest, id.Lowest, 5)
 
 	// Get 5 from next maxID.
-	nextMaxID := statuses[len(statuses)-1].GetID()
+	maxID = statuses[len(statuses)-1].GetID()
-	statuses, err = tl.Get(context.Background(), 5, nextMaxID, "", "", false)
+	statuses, err = suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
-	suite.checkStatuses(statuses, nextMaxID, id.Lowest, 5)
+	suite.checkStatuses(statuses, maxID, id.Lowest, 5)
 }
 
 func (suite *GetTestSuite) TestGetNewTimelinePageUp() {
-	// Take a fresh timeline for this test.
+	var (
-	// This tests whether indexing works
+		ctx         = context.Background()
-	// properly against uninitialized timelines.
+		testAccount = suite.testAccounts["local_account_1"]
-	tl := timeline.NewTimeline(
+		maxID       = ""
-		context.Background(),
+		sinceID     = ""
-		suite.testAccounts["local_account_1"].ID,
+		minID       = id.Lowest
-		tlprocessor.HomeTimelineGrab(&suite.state),
+		limit       = 5
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
+		local       = false
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
 	)
 
 	// Get 5 from the back.
-	statuses, err := tl.Get(context.Background(), 5, "", "", id.Lowest, false)
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
-	suite.checkStatuses(statuses, id.Highest, id.Lowest, 5)
+	suite.checkStatuses(statuses, id.Highest, minID, 5)
 
-	// Page upwards.
+	// Page up from next minID.
-	nextMinID := statuses[len(statuses)-1].GetID()
+	minID = statuses[0].GetID()
-	statuses, err = tl.Get(context.Background(), 5, "", "", nextMinID, false)
+	statuses, err = suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
-	suite.checkStatuses(statuses, id.Highest, nextMinID, 5)
+	suite.checkStatuses(statuses, id.Highest, minID, 5)
 }
 
 func (suite *GetTestSuite) TestGetNewTimelineMoreThanPossible() {
-	// Take a fresh timeline for this test.
+	var (
-	// This tests whether indexing works
+		ctx         = context.Background()
-	// properly against uninitialized timelines.
+		testAccount = suite.testAccounts["local_account_1"]
-	tl := timeline.NewTimeline(
+		maxID       = ""
-		context.Background(),
+		sinceID     = ""
-		suite.testAccounts["local_account_1"].ID,
+		minID       = ""
-		tlprocessor.HomeTimelineGrab(&suite.state),
+		limit       = 100
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
+		local       = false
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
 	)
 
 	// Get 100 from the top.
-	statuses, err := tl.Get(context.Background(), 100, id.Highest, "", "", false)
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -207,29 +230,120 @@ func (suite *GetTestSuite) TestGetNewTimelineMoreThanPossible() {
 }
 
 func (suite *GetTestSuite) TestGetNewTimelineMoreThanPossiblePageUp() {
-	// Take a fresh timeline for this test.
+	var (
-	// This tests whether indexing works
+		ctx         = context.Background()
-	// properly against uninitialized timelines.
+		testAccount = suite.testAccounts["local_account_1"]
-	tl := timeline.NewTimeline(
+		maxID       = ""
-		context.Background(),
+		sinceID     = ""
-		suite.testAccounts["local_account_1"].ID,
+		minID       = id.Lowest
-		tlprocessor.HomeTimelineGrab(&suite.state),
+		limit       = 100
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
+		local       = false
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
 	)
 
 	// Get 100 from the back.
-	statuses, err := tl.Get(context.Background(), 100, "", "", id.Lowest, false)
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
 	suite.checkStatuses(statuses, id.Highest, id.Lowest, 16)
 }
 
+func (suite *GetTestSuite) TestGetNewTimelineNoFollowing() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = ""
+		limit       = 10
+		local       = false
+	)
+
+	suite.emptyAccountFollows(ctx, testAccount.ID)
+
+	// Try to get 10 from the top of the timeline.
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
+	if err != nil {
+		suite.FailNow(err.Error())
+	}
+	suite.checkStatuses(statuses, id.Highest, id.Lowest, 5)
+
+	for _, s := range statuses {
+		if s.GetAccountID() != testAccount.ID {
+			suite.FailNow("timeline with no follows should only contain posts by timeline owner account")
+		}
+	}
+}
+
+func (suite *GetTestSuite) TestGetNewTimelineNoFollowingNoStatuses() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = ""
+		limit       = 5
+		local       = false
+	)
+
+	suite.emptyAccountFollows(ctx, testAccount.ID)
+	suite.emptyAccountStatuses(ctx, testAccount.ID)
+
+	// Try to get 5 from the top of the timeline.
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
+	if err != nil {
+		suite.FailNow(err.Error())
+	}
+	suite.checkStatuses(statuses, id.Highest, id.Lowest, 0)
+}
+
 func (suite *GetTestSuite) TestGetNoParams() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = ""
+		limit       = 10
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Get 10 statuses from the top (no params).
-	statuses, err := suite.timeline.Get(context.Background(), 10, "", "", "", false)
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -241,10 +355,28 @@ func (suite *GetTestSuite) TestGetNoParams() {
 }
 
 func (suite *GetTestSuite) TestGetMaxID() {
-	// Ask for 10 with a max ID somewhere in the middle of the stack.
+	var (
-	maxID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		sinceID     = ""
+		minID       = ""
+		limit       = 10
+		local       = false
+	)
 
-	statuses, err := suite.timeline.Get(context.Background(), 10, maxID, "", "", false)
+	suite.fillTimeline(testAccount.ID)
+
+	// Ask for 10 with a max ID somewhere in the middle of the stack.
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -254,9 +386,28 @@ func (suite *GetTestSuite) TestGetMaxID() {
 }
 
 func (suite *GetTestSuite) TestGetSinceID() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		minID       = ""
+		limit       = 10
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 10 with a since ID somewhere in the middle of the stack.
-	sinceID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 10, "", sinceID, "", false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -269,9 +420,28 @@ func (suite *GetTestSuite) TestGetSinceID() {
 }
 
 func (suite *GetTestSuite) TestGetSinceIDOneOnly() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		minID       = ""
+		limit       = 1
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 1 with a since ID somewhere in the middle of the stack.
-	sinceID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 1, "", sinceID, "", false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -284,9 +454,28 @@ func (suite *GetTestSuite) TestGetSinceIDOneOnly() {
 }
 
 func (suite *GetTestSuite) TestGetMinID() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		limit       = 5
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 5 with a min ID somewhere in the middle of the stack.
-	minID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 5, "", "", minID, false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -299,9 +488,28 @@ func (suite *GetTestSuite) TestGetMinID() {
 }
 
 func (suite *GetTestSuite) TestGetMinIDOneOnly() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		limit       = 1
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 1 with a min ID somewhere in the middle of the stack.
-	minID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 1, "", "", minID, false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -314,9 +522,28 @@ func (suite *GetTestSuite) TestGetMinIDOneOnly() {
 }
 
 func (suite *GetTestSuite) TestGetMinIDFromLowestInTestrig() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = suite.lowestStatusID
+		limit       = 1
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 1 with minID equal to the lowest status in the testrig.
-	minID := suite.lowestStatusID
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 1, "", "", minID, false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -329,9 +556,28 @@ func (suite *GetTestSuite) TestGetMinIDFromLowestInTestrig() {
 }
 
 func (suite *GetTestSuite) TestGetMinIDFromLowestPossible() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = ""
+		sinceID     = ""
+		minID       = id.Lowest
+		limit       = 1
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 1 with the lowest possible min ID.
-	minID := id.Lowest
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	statuses, err := suite.timeline.Get(context.Background(), 1, "", "", minID, false)
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -344,11 +590,28 @@ func (suite *GetTestSuite) TestGetMinIDFromLowestPossible() {
 }
 
 func (suite *GetTestSuite) TestGetBetweenID() {
-	// Ask for 10 between these two IDs
+	var (
-	maxID := "01F8MHCP5P2NWYQ416SBA0XSEV"
+		ctx         = context.Background()
-	minID := "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = "01F8MHCP5P2NWYQ416SBA0XSEV"
+		sinceID     = ""
+		minID       = "01F8MHBQCBTDKN6X5VHGMMN4MA"
+		limit       = 10
+		local       = false
+	)
 
-	statuses, err := suite.timeline.Get(context.Background(), 10, maxID, "", minID, false)
+	suite.fillTimeline(testAccount.ID)
+
+	// Ask for 10 between these two IDs
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
+		ctx,
+		testAccount.ID,
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -358,12 +621,29 @@ func (suite *GetTestSuite) TestGetBetweenID() {
 }
 
 func (suite *GetTestSuite) TestGetBetweenIDImpossible() {
+	var (
+		ctx         = context.Background()
+		testAccount = suite.testAccounts["local_account_1"]
+		maxID       = id.Lowest
+		sinceID     = ""
+		minID       = id.Highest
+		limit       = 10
+		local       = false
+	)
+
+	suite.fillTimeline(testAccount.ID)
+
 	// Ask for 10 between these two IDs which present
 	// an impossible query.
-	maxID := id.Lowest
+	statuses, err := suite.state.Timelines.Home.GetTimeline(
-	minID := id.Highest
+		ctx,
-
+		testAccount.ID,
-	statuses, err := suite.timeline.Get(context.Background(), 10, maxID, "", minID, false)
+		maxID,
+		sinceID,
+		minID,
+		limit,
+		local,
+	)
 	if err != nil {
 		suite.FailNow(err.Error())
 	}
@@ -372,18 +652,49 @@ func (suite *GetTestSuite) TestGetBetweenIDImpossible() {
 	suite.checkStatuses(statuses, maxID, minID, 0)
 }
 
-func (suite *GetTestSuite) TestLastGot() {
+func (suite *GetTestSuite) TestGetTimelinesAsync() {
-	// LastGot should be zero
+	var (
-	suite.Zero(suite.timeline.LastGot())
+		ctx           = context.Background()
+		accountToNuke = suite.testAccounts["local_account_1"]
+		maxID         = ""
+		sinceID       = ""
+		minID         = ""
+		limit         = 5
+		local         = false
+		multiplier    = 5
+	)
 
-	// Get some from the top
+	// Nuke one account's statuses and follows,
-	_, err := suite.timeline.Get(context.Background(), 10, "", "", "", false)
+	// as though the account had just been created.
-	if err != nil {
+	suite.emptyAccountFollows(ctx, accountToNuke.ID)
-		suite.FailNow(err.Error())
+	suite.emptyAccountStatuses(ctx, accountToNuke.ID)
+
+	// Get 5 statuses from each timeline in
+	// our testrig at the same time, five times.
+	wg := new(sync.WaitGroup)
+	wg.Add(len(suite.testAccounts) * multiplier)
+
+	for i := 0; i < multiplier; i++ {
+		go func() {
+			for _, testAccount := range suite.testAccounts {
+				if _, err := suite.state.Timelines.Home.GetTimeline(
+					ctx,
+					testAccount.ID,
+					maxID,
+					sinceID,
+					minID,
+					limit,
+					local,
+				); err != nil {
+					suite.FailNow(err.Error())
+				}
+
+				wg.Done()
+			}
+		}()
 	}
 
-	// LastGot should be updated
+	wg.Wait() // Wait until all get calls have returned.
-	suite.WithinDuration(time.Now(), suite.timeline.LastGot(), 1*time.Second)
 }
 
 func TestGetTestSuite(t *testing.T) {

internal/timeline/index.go

@@ -21,10 +21,10 @@ import (
 	"container/list"
 	"context"
 	"errors"
-	"fmt"
 
 	"codeberg.org/gruf/go-kv"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 	"github.com/superseriousbusiness/gotosocial/internal/log"
 )
 
@@ -136,7 +136,7 @@ func (t *timeline) indexXBetweenIDs(ctx context.Context, amount int, behindID st
 		}
 
 		if _, err := t.items.insertIndexed(ctx, entry); err != nil {
-			return fmt.Errorf("error inserting entry with itemID %s into index: %w", entry.itemID, err)
+			return gtserror.Newf("error inserting entry with itemID %s into index: %w", entry.itemID, err)
 		}
 	}
 
@@ -237,7 +237,7 @@ func (t *timeline) IndexAndPrepareOne(ctx context.Context, statusID string, boos
 	}
 
 	if inserted, err := t.items.insertIndexed(ctx, postIndexEntry); err != nil {
-		return false, fmt.Errorf("IndexAndPrepareOne: error inserting indexed: %w", err)
+		return false, gtserror.Newf("error inserting indexed: %w", err)
 	} else if !inserted {
 		// Entry wasn't inserted, so
 		// don't bother preparing it.
@@ -246,7 +246,7 @@ func (t *timeline) IndexAndPrepareOne(ctx context.Context, statusID string, boos
 
 	preparable, err := t.prepareFunction(ctx, t.timelineID, statusID)
 	if err != nil {
-		return true, fmt.Errorf("IndexAndPrepareOne: error preparing: %w", err)
+		return true, gtserror.Newf("error preparing: %w", err)
 	}
 	postIndexEntry.prepared = preparable
 

internal/timeline/index_test.go

@@ -24,103 +24,65 @@ import (
 
 	"github.com/stretchr/testify/suite"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
-	tlprocessor "github.com/superseriousbusiness/gotosocial/internal/processing/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/visibility"
-	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
 type IndexTestSuite struct {
 	TimelineStandardTestSuite
 }
 
-func (suite *IndexTestSuite) SetupSuite() {
-	suite.testAccounts = testrig.NewTestAccounts()
-	suite.testStatuses = testrig.NewTestStatuses()
-}
-
-func (suite *IndexTestSuite) SetupTest() {
-	suite.state.Caches.Init()
-
-	testrig.InitTestLog()
-	testrig.InitTestConfig()
-
-	suite.db = testrig.NewTestDB(&suite.state)
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.filter = visibility.NewFilter(&suite.state)
-
-	testrig.StandardDBSetup(suite.db, nil)
-
-	// let's take local_account_1 as the timeline owner, and start with an empty timeline
-	suite.timeline = timeline.NewTimeline(
-		context.Background(),
-		suite.testAccounts["local_account_1"].ID,
-		tlprocessor.HomeTimelineGrab(&suite.state),
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
-	)
-}
-
-func (suite *IndexTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-}
-
 func (suite *IndexTestSuite) TestOldestIndexedItemIDEmpty() {
+	var (
+		ctx           = context.Background()
+		testAccountID = suite.testAccounts["local_account_1"].ID
+	)
+
 	// the oldest indexed post should be an empty string since there's nothing indexed yet
-	postID := suite.timeline.OldestIndexedItemID()
+	postID := suite.state.Timelines.Home.GetOldestIndexedID(ctx, testAccountID)
 	suite.Empty(postID)
 
 	// indexLength should be 0
-	indexLength := suite.timeline.Len()
+	suite.Zero(0, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
-	suite.Equal(0, indexLength)
 }
 
 func (suite *IndexTestSuite) TestIndexAlreadyIndexed() {
-	testStatus := suite.testStatuses["local_account_1_status_1"]
+	var (
+		ctx           = context.Background()
+		testAccountID = suite.testAccounts["local_account_1"].ID
+		testStatus    = suite.testStatuses["local_account_1_status_1"]
+	)
 
 	// index one post -- it should be indexed
-	indexed, err := suite.timeline.IndexAndPrepareOne(context.Background(), testStatus.ID, testStatus.BoostOfID, testStatus.AccountID, testStatus.BoostOfAccountID)
+	indexed, err := suite.state.Timelines.Home.IngestOne(ctx, testAccountID, testStatus)
 	suite.NoError(err)
 	suite.True(indexed)
 
 	// try to index the same post again -- it should not be indexed
-	indexed, err = suite.timeline.IndexAndPrepareOne(context.Background(), testStatus.ID, testStatus.BoostOfID, testStatus.AccountID, testStatus.BoostOfAccountID)
+	indexed, err = suite.state.Timelines.Home.IngestOne(ctx, testAccountID, testStatus)
-	suite.NoError(err)
-	suite.False(indexed)
-}
-
-func (suite *IndexTestSuite) TestIndexAndPrepareAlreadyIndexedAndPrepared() {
-	testStatus := suite.testStatuses["local_account_1_status_1"]
-
-	// index and prepare one post -- it should be indexed
-	indexed, err := suite.timeline.IndexAndPrepareOne(context.Background(), testStatus.ID, testStatus.BoostOfID, testStatus.AccountID, testStatus.BoostOfAccountID)
-	suite.NoError(err)
-	suite.True(indexed)
-
-	// try to index and prepare the same post again -- it should not be indexed
-	indexed, err = suite.timeline.IndexAndPrepareOne(context.Background(), testStatus.ID, testStatus.BoostOfID, testStatus.AccountID, testStatus.BoostOfAccountID)
 	suite.NoError(err)
 	suite.False(indexed)
 }
 
 func (suite *IndexTestSuite) TestIndexBoostOfAlreadyIndexed() {
-	testStatus := suite.testStatuses["local_account_1_status_1"]
+	var (
-	boostOfTestStatus := &gtsmodel.Status{
+		ctx               = context.Background()
-		CreatedAt:        time.Now(),
+		testAccountID     = suite.testAccounts["local_account_1"].ID
-		ID:               "01FD4TA6G2Z6M7W8NJQ3K5WXYD",
+		testStatus        = suite.testStatuses["local_account_1_status_1"]
-		BoostOfID:        testStatus.ID,
+		boostOfTestStatus = &gtsmodel.Status{
-		AccountID:        "01FD4TAY1C0NGEJVE9CCCX7QKS",
+			CreatedAt:        time.Now(),
-		BoostOfAccountID: testStatus.AccountID,
+			ID:               "01FD4TA6G2Z6M7W8NJQ3K5WXYD",
-	}
+			BoostOfID:        testStatus.ID,
+			AccountID:        "01FD4TAY1C0NGEJVE9CCCX7QKS",
+			BoostOfAccountID: testStatus.AccountID,
+		}
+	)
 
 	// index one post -- it should be indexed
-	indexed, err := suite.timeline.IndexAndPrepareOne(context.Background(), testStatus.ID, testStatus.BoostOfID, testStatus.AccountID, testStatus.BoostOfAccountID)
+	indexed, err := suite.state.Timelines.Home.IngestOne(ctx, testAccountID, testStatus)
 	suite.NoError(err)
 	suite.True(indexed)
 
 	// try to index the a boost of that post -- it should not be indexed
-	indexed, err = suite.timeline.IndexAndPrepareOne(context.Background(), boostOfTestStatus.ID, boostOfTestStatus.BoostOfID, boostOfTestStatus.AccountID, boostOfTestStatus.BoostOfAccountID)
+	indexed, err = suite.state.Timelines.Home.IngestOne(ctx, testAccountID, boostOfTestStatus)
 	suite.NoError(err)
 	suite.False(indexed)
 }

internal/timeline/indexeditems.go

@@ -20,7 +20,8 @@ package timeline
 import (
 	"container/list"
 	"context"
-	"fmt"
+
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 )
 
 type indexedItems struct {
@@ -84,7 +85,7 @@ func (i *indexedItems) insertIndexed(ctx context.Context, newEntry *indexedItems
 			currentEntry.boostOfAccountID,
 			currentPosition,
 		); err != nil {
-			return false, fmt.Errorf("insertIndexed: error calling skipInsert: %w", err)
+			return false, gtserror.Newf("error calling skipInsert: %w", err)
 		} else if skip {
 			// We don't need to insert this at all,
 			// so we can safely bail.

internal/timeline/manager.go

@@ -19,7 +19,6 @@ package timeline
 
 import (
 	"context"
-	"fmt"
 	"sync"
 	"time"
 
@@ -76,6 +75,9 @@ type Manager interface {
 	// WipeStatusesFromAccountID removes all items by the given accountID from the given timeline.
 	WipeItemsFromAccountID(ctx context.Context, timelineID string, accountID string) error
 
+	// Prune manually triggers a prune operation for the given timelineID.
+	Prune(ctx context.Context, timelineID string, desiredPreparedItemsLength int, desiredIndexedItemsLength int) (int, error)
+
 	// Start starts hourly cleanup jobs for this timeline manager.
 	Start() error
 
@@ -191,7 +193,7 @@ func (m *manager) WipeItemFromAllTimelines(ctx context.Context, itemID string) e
 	})
 
 	if len(errors) > 0 {
-		return fmt.Errorf("WipeItemFromAllTimelines: one or more errors wiping status %s: %w", itemID, errors.Combine())
+		return gtserror.Newf("one or more errors wiping status %s: %w", itemID, errors.Combine())
 	}
 
 	return nil
@@ -202,6 +204,10 @@ func (m *manager) WipeItemsFromAccountID(ctx context.Context, timelineID string,
 	return err
 }
 
+func (m *manager) Prune(ctx context.Context, timelineID string, desiredPreparedItemsLength int, desiredIndexedItemsLength int) (int, error) {
+	return m.getOrCreateTimeline(ctx, timelineID).Prune(desiredPreparedItemsLength, desiredIndexedItemsLength), nil
+}
+
 // getOrCreateTimeline returns a timeline with the given id,
 // creating a new timeline with that id if necessary.
 func (m *manager) getOrCreateTimeline(ctx context.Context, timelineID string) Timeline {

internal/timeline/manager_test.go

@@ -1,134 +0,0 @@
-// GoToSocial
-// Copyright (C) GoToSocial Authors admin@gotosocial.org
-// SPDX-License-Identifier: AGPL-3.0-or-later
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Affero General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU Affero General Public License for more details.
-//
-// You should have received a copy of the GNU Affero General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-package timeline_test
-
-import (
-	"context"
-	"testing"
-
-	"github.com/stretchr/testify/suite"
-	tlprocessor "github.com/superseriousbusiness/gotosocial/internal/processing/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/visibility"
-	"github.com/superseriousbusiness/gotosocial/testrig"
-)
-
-type ManagerTestSuite struct {
-	TimelineStandardTestSuite
-}
-
-func (suite *ManagerTestSuite) SetupSuite() {
-	suite.testAccounts = testrig.NewTestAccounts()
-	suite.testStatuses = testrig.NewTestStatuses()
-}
-
-func (suite *ManagerTestSuite) SetupTest() {
-	suite.state.Caches.Init()
-
-	testrig.InitTestLog()
-	testrig.InitTestConfig()
-
-	suite.db = testrig.NewTestDB(&suite.state)
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.filter = visibility.NewFilter(&suite.state)
-
-	testrig.StandardDBSetup(suite.db, nil)
-
-	manager := timeline.NewManager(
-		tlprocessor.HomeTimelineGrab(&suite.state),
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
-	)
-	suite.manager = manager
-}
-
-func (suite *ManagerTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-}
-
-func (suite *ManagerTestSuite) TestManagerIntegration() {
-	ctx := context.Background()
-
-	testAccount := suite.testAccounts["local_account_1"]
-
-	// should start at 0
-	indexedLen := suite.manager.GetIndexedLength(ctx, testAccount.ID)
-	suite.Equal(0, indexedLen)
-
-	// oldestIndexed should be empty string since there's nothing indexed
-	oldestIndexed := suite.manager.GetOldestIndexedID(ctx, testAccount.ID)
-	suite.Empty(oldestIndexed)
-
-	// get hometimeline
-	statuses, err := suite.manager.GetTimeline(ctx, testAccount.ID, "", "", "", 20, false)
-	suite.NoError(err)
-	suite.Len(statuses, 16)
-
-	// now wipe the last status from all timelines, as though it had been deleted by the owner
-	err = suite.manager.WipeItemFromAllTimelines(ctx, "01F8MH75CBF9JFX4ZAD54N0W0R")
-	suite.NoError(err)
-
-	// timeline should be shorter
-	indexedLen = suite.manager.GetIndexedLength(ctx, testAccount.ID)
-	suite.Equal(15, indexedLen)
-
-	// oldest should now be different
-	oldestIndexed = suite.manager.GetOldestIndexedID(ctx, testAccount.ID)
-	suite.Equal("01F8MH82FYRXD2RC6108DAJ5HB", oldestIndexed)
-
-	// delete the new oldest status specifically from this timeline, as though local_account_1 had muted or blocked it
-	removed, err := suite.manager.Remove(ctx, testAccount.ID, "01F8MH82FYRXD2RC6108DAJ5HB")
-	suite.NoError(err)
-	suite.Equal(1, removed) // 1 status should be removed
-
-	// timeline should be shorter
-	indexedLen = suite.manager.GetIndexedLength(ctx, testAccount.ID)
-	suite.Equal(14, indexedLen)
-
-	// oldest should now be different
-	oldestIndexed = suite.manager.GetOldestIndexedID(ctx, testAccount.ID)
-	suite.Equal("01F8MHAAY43M6RJ473VQFCVH37", oldestIndexed)
-
-	// now remove all entries by local_account_2 from the timeline
-	err = suite.manager.WipeItemsFromAccountID(ctx, testAccount.ID, suite.testAccounts["local_account_2"].ID)
-	suite.NoError(err)
-
-	// timeline should be shorter
-	indexedLen = suite.manager.GetIndexedLength(ctx, testAccount.ID)
-	suite.Equal(7, indexedLen)
-
-	// ingest and prepare another one into the timeline
-	status := suite.testStatuses["local_account_2_status_1"]
-	ingested, err := suite.manager.IngestOne(ctx, testAccount.ID, status)
-	suite.NoError(err)
-	suite.True(ingested)
-
-	// timeline should be longer now
-	indexedLen = suite.manager.GetIndexedLength(ctx, testAccount.ID)
-	suite.Equal(8, indexedLen)
-
-	// try to ingest same status again
-	ingested, err = suite.manager.IngestOne(ctx, testAccount.ID, status)
-	suite.NoError(err)
-	suite.False(ingested) // should be false since it's a duplicate
-}
-
-func TestManagerTestSuite(t *testing.T) {
-	suite.Run(t, new(ManagerTestSuite))
-}

internal/timeline/prepare.go

@@ -21,10 +21,10 @@ import (
 	"container/list"
 	"context"
 	"errors"
-	"fmt"
 
 	"codeberg.org/gruf/go-kv"
 	"github.com/superseriousbusiness/gotosocial/internal/db"
+	"github.com/superseriousbusiness/gotosocial/internal/gtserror"
 	"github.com/superseriousbusiness/gotosocial/internal/log"
 )
 
@@ -129,7 +129,7 @@ func (t *timeline) prepareXBetweenIDs(ctx context.Context, amount int, behindID
 				t.items.data.Remove(e)
 			}
 			// We've got a proper db error.
-			return fmt.Errorf("prepareXBetweenIDs: db error while trying to prepare %s: %w", entry.itemID, err)
+			return gtserror.Newf("db error while trying to prepare %s: %w", entry.itemID, err)
 		}
 		entry.prepared = prepared
 	}

internal/timeline/prune_test.go

@@ -19,98 +19,83 @@ package timeline_test
 
 import (
 	"context"
-	"sort"
 	"testing"
 
 	"github.com/stretchr/testify/suite"
-	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
-	tlprocessor "github.com/superseriousbusiness/gotosocial/internal/processing/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/visibility"
-	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
 type PruneTestSuite struct {
 	TimelineStandardTestSuite
 }
 
-func (suite *PruneTestSuite) SetupSuite() {
+func (suite *PruneTestSuite) TestPrune() {
-	suite.testAccounts = testrig.NewTestAccounts()
+	var (
-	suite.testStatuses = testrig.NewTestStatuses()
+		ctx                        = context.Background()
-}
+		testAccountID              = suite.testAccounts["local_account_1"].ID
-
+		desiredPreparedItemsLength = 5
-func (suite *PruneTestSuite) SetupTest() {
+		desiredIndexedItemsLength  = 5
-	suite.state.Caches.Init()
-
-	testrig.InitTestLog()
-	testrig.InitTestConfig()
-
-	suite.db = testrig.NewTestDB(&suite.state)
-	suite.tc = testrig.NewTestTypeConverter(suite.db)
-	suite.filter = visibility.NewFilter(&suite.state)
-
-	testrig.StandardDBSetup(suite.db, nil)
-
-	// let's take local_account_1 as the timeline owner
-	tl := timeline.NewTimeline(
-		context.Background(),
-		suite.testAccounts["local_account_1"].ID,
-		tlprocessor.HomeTimelineGrab(&suite.state),
-		tlprocessor.HomeTimelineFilter(&suite.state, suite.filter),
-		tlprocessor.HomeTimelineStatusPrepare(&suite.state, suite.tc),
-		tlprocessor.SkipInsert(),
 	)
 
-	// put the status IDs in a determinate order since we can't trust a map to keep its order
+	suite.fillTimeline(testAccountID)
-	statuses := []*gtsmodel.Status{}
-	for _, s := range suite.testStatuses {
-		statuses = append(statuses, s)
-	}
-	sort.Slice(statuses, func(i, j int) bool {
-		return statuses[i].ID > statuses[j].ID
-	})
 
-	// prepare the timeline by just shoving all test statuses in it -- let's not be fussy about who sees what
+	pruned, err := suite.state.Timelines.Home.Prune(ctx, testAccountID, desiredPreparedItemsLength, desiredIndexedItemsLength)
-	for _, s := range statuses {
+	suite.NoError(err)
-		_, err := tl.IndexAndPrepareOne(context.Background(), s.GetID(), s.BoostOfID, s.AccountID, s.BoostOfAccountID)
+	suite.Equal(12, pruned)
-		if err != nil {
+	suite.Equal(5, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
-			suite.FailNow(err.Error())
-		}
-	}
-
-	suite.timeline = tl
-}
-
-func (suite *PruneTestSuite) TearDownTest() {
-	testrig.StandardDBTeardown(suite.db)
-}
-
-func (suite *PruneTestSuite) TestPrune() {
-	// prune down to 5 prepared + 5 indexed
-	suite.Equal(12, suite.timeline.Prune(5, 5))
-	suite.Equal(5, suite.timeline.Len())
 }
 
 func (suite *PruneTestSuite) TestPruneTwice() {
-	// prune down to 5 prepared + 10 indexed
+	var (
-	suite.Equal(12, suite.timeline.Prune(5, 10))
+		ctx                        = context.Background()
-	suite.Equal(10, suite.timeline.Len())
+		testAccountID              = suite.testAccounts["local_account_1"].ID
+		desiredPreparedItemsLength = 5
+		desiredIndexedItemsLength  = 5
+	)
+
+	suite.fillTimeline(testAccountID)
+
+	pruned, err := suite.state.Timelines.Home.Prune(ctx, testAccountID, desiredPreparedItemsLength, desiredIndexedItemsLength)
+	suite.NoError(err)
+	suite.Equal(12, pruned)
+	suite.Equal(5, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
 
 	// Prune same again, nothing should be pruned this time.
-	suite.Zero(suite.timeline.Prune(5, 10))
+	pruned, err = suite.state.Timelines.Home.Prune(ctx, testAccountID, desiredPreparedItemsLength, desiredIndexedItemsLength)
-	suite.Equal(10, suite.timeline.Len())
+	suite.NoError(err)
+	suite.Equal(0, pruned)
+	suite.Equal(5, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
 }
 
 func (suite *PruneTestSuite) TestPruneTo0() {
-	// prune down to 0 prepared + 0 indexed
+	var (
-	suite.Equal(17, suite.timeline.Prune(0, 0))
+		ctx                        = context.Background()
-	suite.Equal(0, suite.timeline.Len())
+		testAccountID              = suite.testAccounts["local_account_1"].ID
+		desiredPreparedItemsLength = 0
+		desiredIndexedItemsLength  = 0
+	)
+
+	suite.fillTimeline(testAccountID)
+
+	pruned, err := suite.state.Timelines.Home.Prune(ctx, testAccountID, desiredPreparedItemsLength, desiredIndexedItemsLength)
+	suite.NoError(err)
+	suite.Equal(17, pruned)
+	suite.Equal(0, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
 }
 
 func (suite *PruneTestSuite) TestPruneToInfinityAndBeyond() {
-	// prune to 99999, this should result in no entries being pruned
+	var (
-	suite.Equal(0, suite.timeline.Prune(99999, 99999))
+		ctx                        = context.Background()
-	suite.Equal(17, suite.timeline.Len())
+		testAccountID              = suite.testAccounts["local_account_1"].ID
+		desiredPreparedItemsLength = 9999999
+		desiredIndexedItemsLength  = 9999999
+	)
+
+	suite.fillTimeline(testAccountID)
+
+	pruned, err := suite.state.Timelines.Home.Prune(ctx, testAccountID, desiredPreparedItemsLength, desiredIndexedItemsLength)
+	suite.NoError(err)
+	suite.Equal(0, pruned)
+	suite.Equal(17, suite.state.Timelines.Home.GetIndexedLength(ctx, testAccountID))
 }
 
 func TestPruneTestSuite(t *testing.T) {

internal/timeline/timeline_test.go

@@ -18,27 +18,80 @@
 package timeline_test
 
 import (
+	"context"
+	"sort"
+
 	"github.com/stretchr/testify/suite"
-	"github.com/superseriousbusiness/gotosocial/internal/db"
 	"github.com/superseriousbusiness/gotosocial/internal/gtsmodel"
 	"github.com/superseriousbusiness/gotosocial/internal/state"
-	"github.com/superseriousbusiness/gotosocial/internal/timeline"
-	"github.com/superseriousbusiness/gotosocial/internal/typeutils"
 	"github.com/superseriousbusiness/gotosocial/internal/visibility"
+	"github.com/superseriousbusiness/gotosocial/testrig"
 )
 
 type TimelineStandardTestSuite struct {
 	suite.Suite
-	db     db.DB
+	state *state.State
-	state  state.State
-	tc     typeutils.TypeConverter
-	filter *visibility.Filter
 
 	testAccounts    map[string]*gtsmodel.Account
 	testStatuses    map[string]*gtsmodel.Status
 	highestStatusID string
 	lowestStatusID  string
-
+}
-	timeline timeline.Timeline
+
-	manager  timeline.Manager
+func (suite *TimelineStandardTestSuite) SetupSuite() {
+	suite.testAccounts = testrig.NewTestAccounts()
+	suite.testStatuses = testrig.NewTestStatuses()
+}
+
+func (suite *TimelineStandardTestSuite) SetupTest() {
+	suite.state = new(state.State)
+
+	suite.state.Caches.Init()
+	testrig.StartWorkers(suite.state)
+
+	testrig.InitTestConfig()
+	testrig.InitTestLog()
+
+	suite.state.DB = testrig.NewTestDB(suite.state)
+
+	testrig.StartTimelines(
+		suite.state,
+		visibility.NewFilter(suite.state),
+		testrig.NewTestTypeConverter(suite.state.DB),
+	)
+
+	testrig.StandardDBSetup(suite.state.DB, nil)
+}
+
+func (suite *TimelineStandardTestSuite) TearDownTest() {
+	testrig.StandardDBTeardown(suite.state.DB)
+	testrig.StopWorkers(suite.state)
+}
+
+func (suite *TimelineStandardTestSuite) fillTimeline(timelineID string) {
+	// Put testrig statuses in a determinate order
+	// since we can't trust a map to keep order.
+	statuses := []*gtsmodel.Status{}
+	for _, s := range suite.testStatuses {
+		statuses = append(statuses, s)
+	}
+
+	sort.Slice(statuses, func(i, j int) bool {
+		return statuses[i].ID > statuses[j].ID
+	})
+
+	// Statuses are now highest -> lowest.
+	suite.highestStatusID = statuses[0].ID
+	suite.lowestStatusID = statuses[len(statuses)-1].ID
+	if suite.highestStatusID < suite.lowestStatusID {
+		suite.FailNow("", "statuses weren't ordered properly by sort")
+	}
+
+	// Put all test statuses into the timeline; we don't
+	// need to be fussy about who sees what for these tests.
+	for _, status := range statuses {
+		if _, err := suite.state.Timelines.Home.IngestOne(context.Background(), timelineID, status); err != nil {
+			suite.FailNow(err.Error())
+		}
+	}
 }