[MAPREDUCE-7285] Junit class missing from hadoop-mapreduce-client-jobclient-*-tests jar

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0
• Fix Version/s: 3.4.0
• Component/s: test
• Target Version/s: 3.4.0
• Hadoop Flags: Reviewed
• Assignee: Masatake Iwasaki
• Reporter: Eric Badger
• Created: 13/Jul/20 21:30
• Updated: 11/Feb/24 12:51
• Resolved: 15/Jul/20 06:25

Description

[ebadger@foo bin]$ $HADOOP_HOME/bin/hadoop jar $HADOOP_HOME/share/hadoop/mapreduce/hadoop-mapreduce-client-jobclient-*-tests.jar sleep -Dyarn.app.mapreduce.am.env="HADOOP_MAPRED_HOME=$HADOOP_HOME" -Dmapreduce.admin.user.env="HADOOP_MAPRED_HOME=$HADOOP_HOME" -mt 1 -rt 1 -m 1 -r 1
WARNING: HADOOP_PREFIX has been replaced by HADOOP_HOME. Using value of HADOOP_PREFIX.
java.lang.NoClassDefFoundError: junit/framework/TestCase
	at java.lang.ClassLoader.defineClass1(Native Method)
	at java.lang.ClassLoader.defineClass(ClassLoader.java:763)
	at java.security.SecureClassLoader.defineClass(SecureClassLoader.java:142)
	at java.net.URLClassLoader.defineClass(URLClassLoader.java:468)
	at java.net.URLClassLoader.access$100(URLClassLoader.java:74)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:369)
	at java.net.URLClassLoader$1.run(URLClassLoader.java:363)
	at java.security.AccessController.doPrivileged(Native Method)
	at java.net.URLClassLoader.findClass(URLClassLoader.java:362)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	at org.apache.hadoop.test.MapredTestDriver.<init>(MapredTestDriver.java:109)
	at org.apache.hadoop.test.MapredTestDriver.<init>(MapredTestDriver.java:61)
	at org.apache.hadoop.test.MapredTestDriver.main(MapredTestDriver.java:147)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at org.apache.hadoop.util.RunJar.run(RunJar.java:323)
	at org.apache.hadoop.util.RunJar.main(RunJar.java:236)
Caused by: java.lang.ClassNotFoundException: junit.framework.TestCase
	at java.net.URLClassLoader.findClass(URLClassLoader.java:382)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:424)
	at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:349)
	at java.lang.ClassLoader.loadClass(ClassLoader.java:357)
	... 21 more

The sleep job continues to run after the error and succeeds successfully, but the error shouldn't be there. Something must have removed a jar or added an unfulfilled dependency on junit

Issue Links

• is related to: MAPREDUCE-7281 Fix NoClassDefFoundError on 'mapred minicluster'
• links to: GitHub Pull Request #2139