Description
TestHarFileSystem.testArchives fails with NPE:
java.lang.NullPointerException at org.apache.hadoop.mapred.JobClient.getSystemDir(JobClient.java:1478) at org.apache.hadoop.tools.HadoopArchives.archive(HadoopArchives.java:315) at org.apache.hadoop.tools.HadoopArchives.run(HadoopArchives.java:653) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:65) at org.apache.hadoop.util.ToolRunner.run(ToolRunner.java:79) at org.apache.hadoop.fs.TestHarFileSystem.testArchives(TestHarFileSystem.java:131)