[cairo] Cairo testing for LSB

Stew Benedict stewb at linux-foundation.org
Sun Aug 31 04:18:24 PDT 2008

On Sat, 30 Aug 2008, Chris Wilson wrote:

> On Thu, 2008-08-14 at 10:13 -0400, Stew Benedict wrote:
> [snip]
> > Is the additional log data I put on:
> > 
> > http://www.linuxfoundation.org/en/CairoTesting40
> > 
> > (things like Error: 112333 pixels differ from reference image 
> > ./clip-operator-ref.png)
> > 
> > enough to be useful or is there another way I can get at the details you 
> > need?
> By itself it wasn't, but I see you've added links to the image results -
> excellent.
> I've just started to undertake an overhaul of the test suite. The
> principal goal is to significantly speed up make check after modifying
> the cairo sources. But as part of this work I intend to enable the suite
> to be run against any cairo version, so that I can use a single
> reference point to track changes of behaviour throughout history, in a
> manner similar to cairo-perf-diff.
> Presumably this should make it easier for the Linux Foundation to
> perform its LSB testing? And therefore be easier for you contribute any
> new tests upstream?

Sounds like it could be useful. I don't know the details of what testing 
method my colleagues at ISP/RAS will be using when they develop specific 
cairo tests, but I imagine we would be more than happy to share them back 
with the cairo community. 

Stew Benedict
The Linux Foundation

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