Add: Update root status when fetching replies (#34615)

spec/workers/activitypub/fetch_all_replies_worker_spec.rb

@@ -125,6 +125,7 @@ RSpec.describe ActivityPub::FetchAllRepliesWorker do
   before do
     stub_const('Status::FetchRepliesConcern::FETCH_REPLIES_ENABLED', true)
     allow(FetchReplyWorker).to receive(:push_bulk)
+    allow(FetchReplyWorker).to receive(:perform_async)
     all_items.each do |item|
       next if [top_note_uri, reply_note_uri].include? item
 
@@ -146,6 +147,12 @@ RSpec.describe ActivityPub::FetchAllRepliesWorker do
       got_uris = subject.perform(status.id)
       expect(got_uris).to match_array(top_items + top_items_paged)
     end
+
+    it 'fetches the top status only once' do
+      _ = subject.perform(status.id, { request_id: 0 })
+      expect(FetchReplyWorker).to have_received(:perform_async).with(top_note_uri, { prefetched_body: top_object.deep_stringify_keys, request_id: 0 })
+      expect(a_request(:get, top_note_uri)).to have_been_made.once
+    end
   end
 
   describe 'perform' do