From 8fd0fdf8890b4c0cf3ea977be8fae8fa17e6599b Mon Sep 17 00:00:00 2001
From: Masatake Iwasaki <iwasakims@apache.org>
Date: Sat, 20 Jun 2020 07:37:55 +0900
Subject: [PATCH] MAPREDUCE-7281. Fix NoClassDefFoundError on 'mapred
 minicluster'. (#2077)

---
 hadoop-mapreduce-project/bin/mapred | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/hadoop-mapreduce-project/bin/mapred b/hadoop-mapreduce-project/bin/mapred
index 9773ec89ded..3e52556a08f 100755
--- a/hadoop-mapreduce-project/bin/mapred
+++ b/hadoop-mapreduce-project/bin/mapred
@@ -105,6 +105,8 @@ function mapredcmd_case
     minicluster)
       hadoop_add_classpath "${HADOOP_YARN_HOME}/${YARN_DIR}/timelineservice"'/*'
       hadoop_add_classpath "${HADOOP_YARN_HOME}/${YARN_DIR}/test"'/*'
+      junitjar=$(echo "${HADOOP_TOOLS_LIB_JARS_DIR}"/junit-[0-9]*.jar)
+      hadoop_add_classpath "${junitjar}"
       HADOOP_CLASSNAME=org.apache.hadoop.mapreduce.MiniHadoopClusterManager
     ;;
     *)