[vtk-developers] Comparing ascii files with kwsys::FilesDiffer

[Bill Lorensen]

Agree. That's why I'll write an ascii file compare for VTK.

On Fri, Feb 8, 2013 at 4:21 PM, Brad King <brad.king at kitware.com> wrote:
> On 02/08/2013 03:58 PM, Bill Lorensen wrote:
>> On Fri, Feb 8, 2013 at 3:31 PM, Brad King <brad.king at kitware.com> wrote:
>>> We don't use FilesDiffer to compare test images to baselines because
>>> there can be pixel-fuzz differences and such.  Text file comparison
>>> may have various tolerances other than just newlines and we will not
>>> be able to cover them all in FilesDiffer.  Therefore I think VTK
>>> should have its own comparison tool for text files just like it does
>>> for images.
>>
>> The files in question are ASCII files, not baseline images.
>
> They may be ascii files rather than images but what I was saying in
> the paragraph above is that they are still used as baselines for
> comparison.  Some tests may want to tolerate more differences than
> others, not just newline encoding differences.  Only VTK knows what
> it is willing to tolerate, so the code to do the comparison belongs
> in VTK.
>
> -Brad



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