org.apache.giraph.hive.input.CheckInputTest Fails because JobProgressTracker doesn't check null

org.apache.giraph.hive.input.CheckInputTest Fails because JobProgressTracker doesn't check null string returned from CounterUtils.waitAndGetCounterNameFromGroup()

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Test set: org.apache.giraph.hive.input.CheckInputTest
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Tests run: 3, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 35.864 sec <<< FAILURE!
testCheckJobThrows(org.apache.giraph.hive.input.CheckInputTest) Time elapsed: 15.001 sec <<< ERROR!
java.lang.NullPointerException
at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:360)
at org.apache.zookeeper.ClientCnxn.<init>(ClientCnxn.java:331)
at org.apache.zookeeper.ZooKeeper.<init>(ZooKeeper.java:377)
at org.apache.giraph.zk.ZooKeeperExt.<init>(ZooKeeperExt.java:114)
at org.apache.giraph.job.JobProgressTracker.<init>(JobProgressTracker.java:69)
at org.apache.giraph.job.GiraphJob.run(GiraphJob.java:255)
at org.apache.giraph.utils.InternalVertexRunner.run(InternalVertexRunner.java:178)
at org.apache.giraph.hive.input.CheckInputTest.testCheckJobThrows(CheckInputTest.java:113)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
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.InvokeMethod.evaluate(InvokeMethod.java:17)
at org.junit.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
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.internal.runners.statements.RunBefores.evaluate(RunBefores.java:26)
at org.junit.runners.ParentRunner.run(ParentRunner.java:309)
at org.apache.maven.surefire.junit4.JUnit4TestSet.execute(JUnit4TestSet.java:59)
at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.executeTestSet(AbstractDirectoryTestSuite.java:120)
at org.apache.maven.surefire.suite.AbstractDirectoryTestSuite.execute(AbstractDirectoryTestSuite.java:103)
at org.apache.maven.surefire.Surefire.run(Surefire.java:169)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at org.apache.maven.surefire.booter.SurefireBooter.runSuitesInProcess(SurefireBooter.java:350)
at org.apache.maven.surefire.booter.SurefireBooter.main(SurefireBooter.java:1021)