GNU bug report logs - #25988
python2-urwid tests fail

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Message #22 received at 25988-done <at> debbugs.gnu.org (full text, mbox):

From: ludo <at> gnu.org (Ludovic Courtès)
To: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
Cc: 25988-done <at> debbugs.gnu.org
Subject: Re: [PATCH] bug#25988: python2-urwid tests fail
Date: Mon, 01 May 2017 16:47:17 +0200

Hi Maxim,

Maxim Cournoyer <maxim.cournoyer <at> gmail.com> skribis:

> ludo <at> gnu.org (Ludovic Courtès) writes:
>
> [...]
>
>>
>> I’ve seen the failure once and it succeeded on a subsequent rebuild, so
>> I came to the conclusion that this is a non-deterministic failure.  That
>> would explain why the problem doesn’t show up on Hydra.
>>
>> Does it fail systematically for you?
>>
>
> Yes, it does! I can re-run the `guix system reconfigure ...' as
> many times as I want and always get the same two failures. However, if I
> keep the failed derivation and run the tests manually, I've found that
> using 'strace' will cause more failures/errors; so it seems
> non-deterministic; maybe a racing issue?
>
> I've opened an issue on their GitHub tracker
> (https://github.com/urwid/urwid/issues/230). Interestingly the same
> tests run fine with Python 3, with or without using strace.
>
> I've attached a patch that disables the problematic vterm tests, only
> for the python2-urwid package.

Sounds reasonable to me.

> Maxim
>
> From 56e769bee4a47136e0eee251c87a58b8359a8611 Mon Sep 17 00:00:00 2001
> From: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
> Date: Sun, 30 Apr 2017 14:55:47 +0900
> Subject: [PATCH] gnu: Disable vterm tests for python2-urwid
>
> * gnu/packages/python.scm (python2-urwid)['delete-test_vterm]: Add phase to
> delete problematic test modules.

Applied, thanks!

Ludo’.

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