iter

Author: javanna

server/src/main/java/org/elasticsearch/action/search/SearchPhaseController.java

@@ -150,7 +150,8 @@ static TopDocs mergeTopDocs(List<TopDocs> results, int topN, int from) {
             return topDocs;
         } else if (topDocs instanceof TopFieldGroups firstTopDocs) {
             final Sort sort = new Sort(firstTopDocs.fields);
-            final TopFieldGroups[] shardTopDocs = removeEmptyResults(results).toArray(TopFieldGroups[]::new);
+            assert results.stream().noneMatch(topDoc -> topDoc == Lucene.EMPTY_TOP_DOCS);
+            final TopFieldGroups[] shardTopDocs = results.toArray(TopFieldGroups[]::new);
             mergedTopDocs = TopFieldGroups.merge(sort, from, topN, shardTopDocs, false);
         } else if (topDocs instanceof TopFieldDocs firstTopDocs) {
             final Sort sort = checkSameSortTypes(results, firstTopDocs.fields);