Fix params and update test

commonspace/headsync/remotediff.go

@@ -71,8 +71,9 @@ func (r *remote) Ranges(ctx context.Context, ranges []ldiff.Range, resBuf []ldif
 	pbRanges := make([]*spacesyncproto.HeadSyncRange, 0, len(ranges))
 	for _, rg := range ranges {
 		pbRanges = append(pbRanges, &spacesyncproto.HeadSyncRange{
-			From: rg.From,
-			To:   rg.To,
+			From:     rg.From,
+			To:       rg.To,
+			Elements: rg.Elements,
 		})
 	}
 	req := &spacesyncproto.HeadSyncRequest{

commonspace/headsync/remotediff_test.go

@@ -3,31 +3,40 @@ package headsync
 import (
 	"context"
 	"fmt"
-	"github.com/anyproto/any-sync/app/ldiff"
-	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
+	"testing"
+
 	"github.com/stretchr/testify/assert"
 	"github.com/stretchr/testify/require"
-	"testing"
+
+	"github.com/anyproto/any-sync/app/ldiff"
+	"github.com/anyproto/any-sync/commonspace/spacesyncproto"
 )
 
 func TestRemote(t *testing.T) {
-	ldLocal := ldiff.New(8, 8)
-	ldRemote := ldiff.New(8, 8)
-	for i := 0; i < 100; i++ {
+	ldLocal := ldiff.New(32, 256)
+	ldRemote := ldiff.New(32, 256)
+	var (
+		localEls  []ldiff.Element
+		remoteEls []ldiff.Element
+	)
+
+	for i := 0; i < 100000; i++ {
 		el := ldiff.Element{
 			Id:   fmt.Sprint(i),
 			Head: fmt.Sprint(i),
 		}
-		ldRemote.Set(el)
-		if i%10 != 0 {
-			ldLocal.Set(el)
+		remoteEls = append(remoteEls, el)
+		if i%100 == 0 {
+			localEls = append(localEls, el)
 		}
 	}
+	ldLocal.Set(localEls...)
+	ldRemote.Set(remoteEls...)
 
 	rd := NewRemoteDiff("1", &mockClient{l: ldRemote})
 	newIds, changedIds, removedIds, err := ldLocal.Diff(context.Background(), rd)
 	require.NoError(t, err)
-	assert.Len(t, newIds, 10)
+	assert.Len(t, newIds, 99000)
 	assert.Len(t, changedIds, 0)
 	assert.Len(t, removedIds, 0)
 }