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https://issues.apache.org/jira/browse/JCRVLT-441?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17144185#comment-17144185
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Konrad Windszus commented on JCRVLT-441:
----------------------------------------
Another related error
{code}
ERROR]
org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest.testCompressibility
Time elapsed: 0.036 s <<< FAILURE!
junit.framework.AssertionFailedError
at junit.framework.Assert.fail(Assert.java:55)
at junit.framework.Assert.assertTrue(Assert.java:22)
at junit.framework.Assert.assertTrue(Assert.java:31)
at
org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest.testCompressibility(CompressionUtilTest.java:71)
{code} (in https://api.travis-ci.org/v3/job/701750074/log.txt)
> CompressionUtilTest.testCompressibilityEstimation()and fails sometimes
> -----------------------------------------------------------------------
>
> Key: JCRVLT-441
> URL: https://issues.apache.org/jira/browse/JCRVLT-441
> Project: Jackrabbit FileVault
> Issue Type: Bug
> Components: vlt
> Affects Versions: 3.4.0
> Reporter: Konrad Windszus
> Priority: Minor
> Fix For: 3.4.6
>
>
> The error I experience in around every 4th build is
> {code}
> -------------------------------------------------------------------------------
> Test set: org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest
> -------------------------------------------------------------------------------
> Tests run: 3, Failures: 1, Errors: 0, Skipped: 0, Time elapsed: 0.012 s <<<
> FAILURE! - in org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest
> testCompressibilityEstimation(org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest)
> Time elapsed: 0.007 s <<< FAILURE!
> junit.framework.AssertionFailedError
> at
> org.apache.jackrabbit.vault.fs.impl.io.CompressionUtilTest.testCompressibilityEstimation(CompressionUtilTest.java:58)
> {code}
> This is due to the fact that the test relies on {{java.util.Random}} to
> generate a byte array. Sometimes this leads to byte arrays which are actually
> compressible.
> This happens again even after the fix from JCRVLT-379, e.g. in
> https://travis-ci.org/github/apache/jackrabbit-filevault/jobs/697258527
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