From ea0ad3ec517d6d0944647ac497dbc014e6cac448 Mon Sep 17 00:00:00 2001
From: Adrien Grand <jpountz@gmail.com>
Date: Wed, 17 Jun 2020 09:35:38 +0200
Subject: [PATCH] LUCENE-9359: Avoid test failures when the extra file is a
 dir.

---
 .../src/test/org/apache/lucene/index/TestSegmentInfos.java     | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/lucene/core/src/test/org/apache/lucene/index/TestSegmentInfos.java b/lucene/core/src/test/org/apache/lucene/index/TestSegmentInfos.java
index 1d6a4f44ece..4570f090600 100644
--- a/lucene/core/src/test/org/apache/lucene/index/TestSegmentInfos.java
+++ b/lucene/core/src/test/org/apache/lucene/index/TestSegmentInfos.java
@@ -19,6 +19,7 @@ package org.apache.lucene.index;
 
 import org.apache.lucene.codecs.Codec;
 import org.apache.lucene.codecs.CodecUtil;
+import org.apache.lucene.mockfile.ExtrasFS;
 import org.apache.lucene.search.Sort;
 import org.apache.lucene.store.BaseDirectoryWrapper;
 import org.apache.lucene.store.Directory;
@@ -230,7 +231,7 @@ public class TestSegmentInfos extends LuceneTestCase {
           // ok
         }
         corrupt = true;
-      } else if (slowFileExists(corruptDir, file) == false) { // extraFS
+      } else if (ExtrasFS.isExtra(file) == false) {
         corruptDir.copyFrom(dir, file, file, IOContext.DEFAULT);
       }
     }