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From "Kristian Waagan (JIRA)" <j...@apache.org>
Subject [jira] Commented: (DERBY-5046) Intermittent assert failure in AutomaticIndexStatisticsTest.testStatisticsCorrectness
Date Wed, 16 Feb 2011 13:27:57 GMT

    [ https://issues.apache.org/jira/browse/DERBY-5046?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12995288#comment-12995288
] 

Kristian Waagan commented on DERBY-5046:
----------------------------------------

1) testStatisticsCorrectness(org.apache.derbyTesting.functionTests.tests.store.AutomaticIndexStatisticsTest)junit.framework.AssertionFailedError
        at org.apache.derbyTesting.functionTests.tests.store.AutomaticIndexStatisticsTest.testStatisticsCorrectness(AutomaticIndexStatisticsTest.java:346)
        at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
        at sun.reflect.NativeMethodAccessorImpl.invoke(Unknown Source)
        at sun.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source)
        at org.apache.derbyTesting.junit.BaseTestCase.runBare(BaseTestCase.java:112)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:24)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:21)
        at junit.extensions.TestSetup.run(TestSetup.java:25)
        at org.apache.derbyTesting.junit.BaseTestSetup.run(BaseTestSetup.java:57)
        at junit.extensions.TestDecorator.basicRun(TestDecorator.java:24)
        at junit.extensions.TestSetup$1.protect(TestSetup.java:21)
        at junit.extensions.TestSetup.run(TestSetup.java:25)

> Intermittent assert failure in AutomaticIndexStatisticsTest.testStatisticsCorrectness
> -------------------------------------------------------------------------------------
>
>                 Key: DERBY-5046
>                 URL: https://issues.apache.org/jira/browse/DERBY-5046
>             Project: Derby
>          Issue Type: Bug
>          Components: Test
>    Affects Versions: 10.8.0.0
>            Reporter: Kristian Waagan
>            Assignee: Kristian Waagan
>            Priority: Minor
>
> An assert on timestamps in the test AutomaticIndexStatisticsTest.testStatisticsCorrectnes
is unstable, and fails on sufficiently fast machines and/or operating systems with lower resolution
timers.

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