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From Maximilian Michels <...@apache.org>
Subject Re: Assertion Error in flink-test
Date Tue, 23 Jun 2015 12:01:15 GMT
Yes, please go ahead.

On Tue, Jun 23, 2015 at 1:38 PM, Matthias J. Sax <
mjsax@informatik.hu-berlin.de> wrote:

> Shall I provide a PR to fix this test using .collect()? JIRA?
>
> -Matthias
>
> On 06/23/2015 12:22 PM, Stephan Ewen wrote:
> > Hi!
> >
> > On Travis, there seems to be the weird issue that the file writing in the
> > tests is not completely reliable. Sometimes the test results are read
> from
> > incomplete/stale files.
> >
> > I lazily try to migrate failed tests to using "collect()". This seems
> > reliable on Travis.
> >
> > Cheers,
> > Stephan
> >
> >
> > On Tue, Jun 23, 2015 at 10:04 AM, Matthias J. Sax <
> > mjsax@informatik.hu-berlin.de> wrote:
> >
> >> Hi,
> >>
> >> a recent build failed for me, due to an AssertionError:
> >>
> >>> Tests run: 6, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 3.479
> >> sec <<< FAILURE! - in
> org.apache.flink.test.javaApiOperators.SumMinMaxITCase
> >>> testGroupedAggregate[Execution mode =
> >> CLUSTER](org.apache.flink.test.javaApiOperators.SumMinMaxITCase) Time
> >> elapsed: 0.983 sec <<< FAILURE!
> >>> java.lang.AssertionError: Different number of lines in expected and
> >> obtained result. expected:<6> but was:<3>
> >>> at org.junit.Assert.fail(Assert.java:88)
> >>> at org.junit.Assert.failNotEquals(Assert.java:743)
> >>> at org.junit.Assert.assertEquals(Assert.java:118)
> >>> at org.junit.Assert.assertEquals(Assert.java:555)
> >>> at
> >>
> org.apache.flink.test.util.TestBaseUtils.compareResultsByLinesInMemory(TestBaseUtils.java:270)
> >>> at
> >>
> org.apache.flink.test.util.TestBaseUtils.compareResultsByLinesInMemory(TestBaseUtils.java:256)
> >>> at
> >>
> org.apache.flink.test.javaApiOperators.SumMinMaxITCase.after(SumMinMaxITCase.java:56)
> >>
> >> Please see: https://travis-ci.org/mjsax/flink/jobs/67853420
> >>
> >> Is this a knows issue? I never encountered this error before.
> >>
> >>
> >> -Matthias
> >>
> >>
> >
>
>

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