From 028ebe812f6b07be25ba739a522dd84984998508 Mon Sep 17 00:00:00 2001
From: Robert Muir <rmuir@apache.org>
Date: Wed, 7 Dec 2011 11:57:00 +0000
Subject: [PATCH] LUCENE-3623: don't use SlowMultiReaderWrapper for
 SORTED_BYTES tests

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene3622@1211398 13f79535-47bb-0310-9956-ffa450edef68
---
 .../org/apache/lucene/index/values/TestTypePromotion.java     | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/lucene/src/test/org/apache/lucene/index/values/TestTypePromotion.java b/lucene/src/test/org/apache/lucene/index/values/TestTypePromotion.java
index c3d79d650df..4799f4b10e6 100644
--- a/lucene/src/test/org/apache/lucene/index/values/TestTypePromotion.java
+++ b/lucene/src/test/org/apache/lucene/index/values/TestTypePromotion.java
@@ -103,7 +103,9 @@ public class TestTypePromotion extends LuceneTestCase {
       } else {
         // do a real merge here
         IndexReader open = IndexReader.open(dir_2);
-        writer.addIndexes(random.nextBoolean() ? new SlowMultiReaderWrapper(open) : open);
+        // we cannot use SlowMR for sorted bytes, because it returns a null sortedsource
+        boolean useSlowMRWrapper = types != SORTED_BYTES && random.nextBoolean();
+        writer.addIndexes(useSlowMRWrapper ? new SlowMultiReaderWrapper(open) : open);
         open.close();
       }
       dir_2.close();