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From Gary Gregory <>
Subject Re: [lang] Failing tests in lang/trunk due to time zone
Date Wed, 08 Jan 2014 15:02:43 GMT
Note that each JRE/JDK version has it's own version of the TZ database. It
is also possible to update an installed JRE/JDK with the latest TZ database


On Wed, Jan 8, 2014 at 8:40 AM, Bruno P. Kinoshita <> wrote:

> Hi all,
> LANG-942 and LANG-943 were related to tests failing due to time zones. The
> latter is related to a specific time zone (America/Sao_Paulo), and only
> happens in my environment because it is using the day that DST started in
> 2005.
> For the sake of curiosity, I set up a Jenkins job to build commons-lang
> from the trunk and `mvn clean test -e -X -Duser.timezone=${timezone}` for
> each given time zone (it is a multi config job with a user axis, fwiw).
> The results can be seen here:
> There are many different errors, inclusive for time zones within Brazil
> that work (America/Maceio, while America/Sao_Paulo fails) and others in
> Asia, Australia, Mexico, etc).
> I think some tests can be rewritten to be time zone agnostic, or we may
> have some hidden bug too.
> Just food for thought :^) not a blocker for new releases I think. The job
> took quite some time to finish, but the URL is parameterized, so in the
> future I plan to run it against tags and for different JDK's too.
> Bruno P. Kinoshita
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