[vtk-developers] Failing Matplotlib tests

Bill Lorensen bill.lorensen at gmail.com
Mon Feb 11 10:47:03 EST 2013


Dave,

I'll give the fedora suggestions a try. Mine is a fedora 13 system,
but it is not critical for me to have matplotlib work there. It's
mainly the dashboard machines that are an issue.

Thanks,

Bill

On Mon, Feb 11, 2013 at 9:29 AM, David Lonie <david.lonie at kitware.com> wrote:
> Hey Bill,
>
> On Sun, Feb 10, 2013 at 2:47 PM, Bill Lorensen <bill.lorensen at gmail.com>
> wrote:
>>
>> David,
>>
>> The following test:
>> vtkRenderingMatplotlibCxx-TestMathTextActor3D and the related test
>>
>> has been failing since mid-October:
>>
>> http://open.cdash.org/testSummary.php?project=11&name=vtkRenderingMatplotlibCxx-TestMathTextActor3D&date=2013-02-10
>>
>> There are two types oi failures:
>> 1) A regression failure that is probably due to a zbuffer issue requiring
>> a
>> ren->ResetCameraClippingRange();
>> http://open.cdash.org/testDetails.php?test=176797125&build=2806419
>
>
> Sure, I'll add the call and see if that fixes it.
>
>>
>> and
>> 2) Systems that don't seem to interpret the equations properly.
>> http://open.cdash.org/testDetails.php?test=176815607&build=2806934
>> On these systems, many of the matplotlib tests also fail.
>>
>> I also see 2) on my Fedora 13 system
>
>
> This looks like a bad matplotlib install -- it's definitely loading
> incorrect fonts in these images. I did some digging, and it looks like this
> is a known issue with fedora 13. There's a workaround in comment 31 of this
> bug report:
>
> https://bugzilla.redhat.com/show_bug.cgi?id=562421#c31
>
> Does doing this (install lyx-fonts and clearing the fontconfig cache) fix
> the problem for you?
>
> We should contact the maintainers and have them fix the installation, or
> exclude these tests from fedora boxes.
>
> Dave



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