[erlang-patches] eunit: fix race conditions

[Henrik Nord]

On 04/18/2011 11:06 AM, Klas Johansson wrote:
> Hi,
>
> When playing around with eunit's surefire XML reports I
> noticed that the files are sometimes not generated and
> I decided to have a look:
>
>    Wait until all eunit listeners terminate
>
>    Ensure that all eunit listeners (like
>    eunit_surefire) get the chance to finish their work
>    before terminating.  Prior to this fix, the
>    eunit_surefire XML was sometimes not generated.
>
> While addressing that problem I also noticed the
> following:
>
>    Don't let eunit_surefire report back to eunit when stopping
>
>    When eunit is terminating, a stop message is sent
>    to all listeners and eunit then waits for *one*
>    result message but previously both eunit_tty and
>    eunit_surefire sent a response on error.  Don't
>    send a result message from eunit_surefire; let
>    eunit_tty take care of all result reporting, both
>    positive and negative to avoid race conditions and
>    inconsistencies.
>
> Tested manually by running eunit with surefire report
> generation over and over again (with a timer:sleep/1
> inserted to make sure that XML file generation takes
> time to complete).
>
>
> Code here:
>
>     git fetch git://github.com/klajo/otp.git eunit-race-cond
>
>
>
> Cheers,
> Klas
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Hi
Thank you for the contribution!
you branch is now cooking in 'pu'

-- 
/Henrik Nord Erlang/OTP