From f943a57ebebba893d5b00dacc7a971250a6f85dd Mon Sep 17 00:00:00 2001
From: Greg Miller <gsmiller@gmail.com>
Date: Fri, 22 Jul 2022 14:13:34 -0700
Subject: [PATCH] Fix another TestDisiPriorityQueue bug

---
 .../test/org/apache/lucene/search/TestDisiPriorityQueue.java    | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lucene/core/src/test/org/apache/lucene/search/TestDisiPriorityQueue.java b/lucene/core/src/test/org/apache/lucene/search/TestDisiPriorityQueue.java
index 0faafe7d5a2..03b4fab8ab9 100644
--- a/lucene/core/src/test/org/apache/lucene/search/TestDisiPriorityQueue.java
+++ b/lucene/core/src/test/org/apache/lucene/search/TestDisiPriorityQueue.java
@@ -43,7 +43,7 @@ public class TestDisiPriorityQueue extends LuceneTestCase {
         pq.add(w);
       }
     } else {
-      if (r.nextInt(10) < 2) {
+      if (r.nextInt(10) < 2 && size > 1) {
         int len = random().nextInt(1, size);
         for (int i = 0; i < len; i++) {
           pq.add(all[i]);