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https://issues.apache.org/jira/browse/OOZIE-3686?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17645184#comment-17645184
]
Janos Makai commented on OOZIE-3686:
------------------------------------
Thank you :)
> Repair flaky testRetryConsoleUrlForked unit test
> ------------------------------------------------
>
> Key: OOZIE-3686
> URL: https://issues.apache.org/jira/browse/OOZIE-3686
> Project: Oozie
> Issue Type: Bug
> Affects Versions: 5.2.1
> Reporter: Janos Makai
> Assignee: Janos Makai
> Priority: Major
> Fix For: 5.3.0
>
> Attachments: OOZIE-3686-001.patch
>
>
> testRetryConsoleUrlForked can fail periodically and can be reproduced
> locally. The following exception is thrown:
> {code:java}
> java.lang.NullPointerException
> at
> org.apache.oozie.command.wf.TestWorkflowActionRetryInfoXCommand.validateRetryConsoleUrl(TestWorkflowActionRetryInfoXCommand.java:192)
> at
> org.apache.oozie.command.wf.TestWorkflowActionRetryInfoXCommand.testRetryConsoleUrlForked(TestWorkflowActionRetryInfoXCommand.java:126)
> 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 junit.framework.TestCase.runTest(TestCase.java:177)
> at junit.framework.TestCase.runBare(TestCase.java:142)
> at junit.framework.TestResult$1.protect(TestResult.java:122)
> at junit.framework.TestResult.runProtected(TestResult.java:142)
> at junit.framework.TestResult.run(TestResult.java:125)
> at junit.framework.TestCase.run(TestCase.java:130)
> at junit.framework.TestSuite.runTest(TestSuite.java:241)
> at junit.framework.TestSuite.run(TestSuite.java:236)
> at
> org.junit.internal.runners.JUnit38ClassRunner.run(JUnit38ClassRunner.java:90)
> at org.junit.runners.Suite.runChild(Suite.java:128)
> at org.junit.runners.Suite.runChild(Suite.java:27)
> at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
> at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:79)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
> at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
> at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
> at org.junit.runners.Suite.runChild(Suite.java:128)
> at org.junit.runners.Suite.runChild(Suite.java:27)
> at org.junit.runners.ParentRunner$4.run(ParentRunner.java:331)
> at
> org.apache.maven.surefire.junitcore.pc.Scheduler$1.run(Scheduler.java:410)
> at
> org.apache.maven.surefire.junitcore.pc.InvokerStrategy.schedule(InvokerStrategy.java:54)
> at
> org.apache.maven.surefire.junitcore.pc.Scheduler.schedule(Scheduler.java:367)
> at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:329)
> at org.junit.runners.ParentRunner.access$100(ParentRunner.java:66)
> at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:293)
> at org.junit.runners.ParentRunner$3.evaluate(ParentRunner.java:306)
> at org.junit.runners.ParentRunner.run(ParentRunner.java:413)
> at
> org.apache.maven.surefire.junitcore.pc.ParallelComputerBuilder$PC$1.run(ParallelComputerBuilder.java:590)
> at org.apache.maven.surefire.junitcore.JUnitCore.run(JUnitCore.java:55)
> at
> org.apache.maven.surefire.junitcore.JUnitCoreWrapper.createRequestAndRun(JUnitCoreWrapper.java:137)
> at
> org.apache.maven.surefire.junitcore.JUnitCoreWrapper.executeEager(JUnitCoreWrapper.java:107)
> at
> org.apache.maven.surefire.junitcore.JUnitCoreWrapper.execute(JUnitCoreWrapper.java:83)
> at
> org.apache.maven.surefire.junitcore.JUnitCoreWrapper.execute(JUnitCoreWrapper.java:75)
> at
> org.apache.maven.surefire.junitcore.JUnitCoreProvider.invoke(JUnitCoreProvider.java:158)
> at
> org.apache.maven.surefire.booter.ForkedBooter.invokeProviderInSameClassLoader(ForkedBooter.java:384)
> at
> org.apache.maven.surefire.booter.ForkedBooter.runSuitesInProcess(ForkedBooter.java:345)
> at
> org.apache.maven.surefire.booter.ForkedBooter.execute(ForkedBooter.java:126)
> at
> org.apache.maven.surefire.booter.ForkedBooter.main(ForkedBooter.java:418)
> {code}
> The goal of this ticket is to prevent the above NPE to happen by adding a
> sleep which lets Oozie finish its back end DB synchronisation.
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