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Posted to dev@mrunit.apache.org by "Michael Schmeißer (JIRA)" <ji...@apache.org> on 2014/11/05 14:30:34 UTC
[jira] [Commented] (MRUNIT-219) Missing log4j dependency causes
runtime exception in tests
[ https://issues.apache.org/jira/browse/MRUNIT-219?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14198363#comment-14198363 ]
Michael Schmeißer commented on MRUNIT-219:
------------------------------------------
Might be the cause of the problem or at least related to it.
> Missing log4j dependency causes runtime exception in tests
> ----------------------------------------------------------
>
> Key: MRUNIT-219
> URL: https://issues.apache.org/jira/browse/MRUNIT-219
> Project: MRUnit
> Issue Type: Bug
> Affects Versions: 1.0.0, 1.1.0
> Environment: JUnit 4.11 test
> Windows 7
> Java 7
> Gradle 2.0
> Hadoop 2.5.0-cdh5.2.0
> Reporter: Michael Schmeißer
> Priority: Minor
> Labels: junit
>
> We have recently moved our project to log4j2 and removed the SLF4J / log4j1 dependency. This resulted in tests failing with the following exception:
> {code:title=Stacktrace|borderStyle=solid}
> java.lang.NoClassDefFoundError: org/apache/log4j/Level
> at org.apache.hadoop.mapred.JobConf.<clinit>(JobConf.java:348)
> at org.apache.hadoop.mapreduce.counters.Limits.<clinit>(Limits.java:30)
> at org.apache.hadoop.mapreduce.counters.AbstractCounters.<init>(AbstractCounters.java:87)
> at org.apache.hadoop.mapreduce.Counters.<init>(Counters.java:139)
> at org.apache.hadoop.mrunit.mapreduce.MapDriver.<init>(MapDriver.java:74)
> at org.apache.hadoop.mrunit.mapreduce.MapDriver.newMapDriver(MapDriver.java:208)
> at mypackage.MyTest.prepare(MyTest.java:35)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:47)
> at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
> at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:44)
> at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:24)
> at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:271)
> at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:70)
> at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:50)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at org.junit.runners.Suite.runChild(Suite.java:127)
> at org.junit.runners.Suite.runChild(Suite.java:26)
> at org.junit.runners.ParentRunner$3.run(ParentRunner.java:238)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:63)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:236)
> at org.junit.runners.ParentRunner.access$000(ParentRunner.java:53)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:229)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
> at org.junit.runner.JUnitCore.run(JUnitCore.java:160)
> at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:74)
> at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:211)
> at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:67)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
> at com.intellij.rt.execution.application.AppMain.main(AppMain.java:134)
> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
> at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
> at com.intellij.rt.execution.CommandLineWrapper.main(CommandLineWrapper.java:121)
> Caused by: java.lang.ClassNotFoundException: org.apache.log4j.Level
> at java.net.URLClassLoader$1.run(URLClassLoader.java:366)
> at java.net.URLClassLoader$1.run(URLClassLoader.java:355)
> at java.security.AccessController.doPrivileged(Native Method)
> at java.net.URLClassLoader.findClass(URLClassLoader.java:354)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:425)
> at java.lang.ClassLoader.loadClass(ClassLoader.java:358)
> ... 46 more
> {code}
> Adding log4j1 as test scope dependency like this (Gradle) solves the problem:
> {noformat}
> testCompile group: 'log4j', name: 'log4j', version: '1.2.16'
> {noformat}
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