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https://issues.apache.org/jira/browse/MAHOUT-1411?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13884473#comment-13884473
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Hudson commented on MAHOUT-1411:
--------------------------------
SUCCESS: Integrated in Mahout-Quality #2449 (See
[https://builds.apache.org/job/Mahout-Quality/2449/])
MAHOUT-1411: Random test failures from TDigestTest (smarthi: rev 1562146)
* /mahout/trunk/CHANGELOG
* /mahout/trunk/math/src/test/java/org/apache/mahout/math/stats/TDigestTest.java
> Random test failures from TDigestTest
> -------------------------------------
>
> Key: MAHOUT-1411
> URL: https://issues.apache.org/jira/browse/MAHOUT-1411
> Project: Mahout
> Issue Type: Bug
> Components: Math
> Affects Versions: 0.8
> Reporter: Suneel Marthi
> Assignee: Suneel Marthi
> Priority: Minor
> Fix For: 0.9
>
>
> Seeing random test failures like below from TDigestTest. These errors are not
> repeatable.
> {Code}
> testUniform(org.apache.mahout.math.stats.TDigestTest) Time elapsed: 0.356
> sec <<< FAILURE!
> java.lang.AssertionError: expected:<0.5> but was:<0.50578>
> at org.junit.Assert.fail(Assert.java:88)
> at org.junit.Assert.failNotEquals(Assert.java:743)
> at org.junit.Assert.assertEquals(Assert.java:494)
> at org.junit.Assert.assertEquals(Assert.java:592)
> at
> org.apache.mahout.math.stats.TDigestTest.runTest(TDigestTest.java:373)
> at
> org.apache.mahout.math.stats.TDigestTest.testUniform(TDigestTest.java:79)
> Results :
> Failed tests:
> TDigestTest.testUniform:79->runTest:373 expected:<0.5> but was:<0.50578>
> {Code}
> {Code}
> Tests run: 9, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 40.063 sec
> <<< FAILURE! - in org.apache.mahout.math.stats.TDigestTest
> testSequentialPoints(org.apache.mahout.math.stats.TDigestTest) Time
> elapsed: 4.674 sec <<< FAILURE!
> java.lang.AssertionError: expected:<0.5> but was:<0.49489>
> {Code}
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