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https://issues.apache.org/jira/browse/QPID-7459?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Keith Wall updated QPID-7459:
-----------------------------
    Attachment: 
TEST-org.apache.qpid.server.queue.ProducerFlowControlTest.testSendTimeout.txt

> ProducerFlowControlTest#testSendTimeout test fails sprodically on 0-10 
> profiles
> -------------------------------------------------------------------------------
>
>                 Key: QPID-7459
>                 URL: https://issues.apache.org/jira/browse/QPID-7459
>             Project: Qpid
>          Issue Type: Bug
>          Components: Java Tests
>            Reporter: Keith Wall
>            Priority: Minor
>         Attachments: 
> TEST-org.apache.qpid.server.queue.ProducerFlowControlTest.testSendTimeout.txt
>
>
> ProducerFlowControlTest#testSendTimeout test fails sprodically on 0-10 
> profiles.  
> The test is racey.  The test relies on message n-1 causing flow control to be 
> imposed before the test can try to send message n.  If flow control is not 
> imposed before the client tries to send message n, the test will fail.  In 
> the failing case the client has not processed the incoming MessageStop before 
> it sends message n.   The test tries tries to prevent this by sync'ing twice. 
>  This approach is ineffective for 0-10 as the send sync to optimised out and 
> does not caused an ExecutionSync.
> The test issue does not affect the usefulness of the feature itself.
> https://builds.apache.org/view/M-R/view/Qpid/job/Qpid-Java-Java-Test-JDK1.8/1801/artifact/trunk/systests/target/surefire-reports/java-mms.0-10/
> {noformat}
> junit.framework.AssertionFailedError: No timeout exception on sending
>       at junit.framework.Assert.fail(Assert.java:57)
>       at junit.framework.Assert.assertTrue(Assert.java:22)
>       at junit.framework.Assert.assertNotNull(Assert.java:256)
>       at junit.framework.TestCase.assertNotNull(TestCase.java:426)
>       at 
> org.apache.qpid.server.queue.ProducerFlowControlTest.testSendTimeout(ProducerFlowControlTest.java:284)
> {noformat}



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