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From Jason Rutherglen <jason.rutherg...@gmail.com>
Subject Re: [jira] Commented: (LUCENE-1709) Parallelize Tests
Date Fri, 26 Jun 2009 02:19:29 GMT
There's this foreach parallel ant-contrib task.  Perhaps we have a winner!

http://www.jadeliquid.com/liquidtest/docs/doku.php?id=developers:cookbooks:scaling_liquidtest_with_junit_parallel:home

http://ant-contrib.sourceforge.net/tasks/tasks/foreach.html

On Thu, Jun 25, 2009 at 7:14 PM, Mark Miller <markrmiller@gmail.com> wrote:

> JUnit also supports parallelizing tasks, but its only in the very latest
> release. I'd check out that. There are generally more issues than just
> firing off multiple tests at once.
>
> --
> - Mark
>
> http://www.lucidimagination.com
>
>
>
>
> Jason Rutherglen (JIRA) wrote:
>
>>    [
>> https://issues.apache.org/jira/browse/LUCENE-1709?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12724325#action_12724325]
>> Jason Rutherglen commented on LUCENE-1709:
>> ------------------------------------------
>>
>> {quote} Do you mean that you would implement your own task? In
>> which module would you put this custom ant task? {quote}
>>
>> Yes, seems creating a custom task should work? In contrib/ant?
>> Last time I tried to use Maven I couldn't get it to work (was
>> running into a bug) so my knowledge isn't very good. We're using
>> ant and ivy for our webapp dev. I don't know what Lucene's
>> position is on Maven, but am interested pursuing whatever makes
>> sense.
>>
>>
>>
>>> Parallelize Tests
>>> -----------------
>>>
>>>                Key: LUCENE-1709
>>>                URL: https://issues.apache.org/jira/browse/LUCENE-1709
>>>            Project: Lucene - Java
>>>         Issue Type: Improvement
>>>         Components: Index
>>>   Affects Versions: 2.4.1
>>>           Reporter: Jason Rutherglen
>>>            Fix For: 3.0
>>>
>>>  Original Estimate: 48h
>>>  Remaining Estimate: 48h
>>>
>>> The Lucene tests can be parallelized to make for a faster testing system.
>>>  This task from ANT can be used:
>>> http://ant.apache.org/manual/CoreTasks/parallel.html
>>> Previous discussion:
>>> http://www.gossamer-threads.com/lists/lucene/java-dev/69669
>>> Notes from Mike M.:
>>> {quote}
>>> I'd love to see a clean solution here (the tests are embarrassingly
>>> parallelizable, and we all have machines with good concurrency these
>>> days)... I have a rather hacked up solution now, that uses
>>> "-Dtestpackage=XXX" to split the tests up.
>>> Ideally I would be able to say "use N threads" and it'd do the right
>>> thing... like the -j flag to make.
>>> {quote}
>>>
>>>
>>
>>
>>
>
>
>
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