[Piglit] [PATCH 0/5] Randomized UBO tests of doom

[Dylan Baker]

On Wednesday, September 24, 2014 09:47:37 AM Ian Romanick wrote:
> So, here it is.  Finally.
> 
> The first two patches provide the infrastructure for generating
> randomized UBO tests.  I think these are pretty solid, but there are
> probably ways to impove the Python, etc.
> 
> The remaining three patches are examples of ways the infrastructure can
> be used.  Here is where I am not sure what we should do.  I know that we
> don't want to make the "forever" test in patch 4 part of regular piglit
> runs.  However, it has found a LOT of bugs in EVERY OpenGL driver that I
> have tested.
> 
> I'm also unsure about the random tests generated by patch 3.  Do we want
> actual random tests in regular piglit runs?  What do we do for tests for
> GLSL 1.40?  Generate the "same" tests, but use #version 140 instead of
> #extension?

I was thinking that we could add a ubo fuzzer profile with random tests,
as long as the fuzzer does complete (and preferably if there is a way to
limit how long it runs), it could be useful.

> 
> In any case, I know that folks are hard at work on fp64 support, so
> using the various random runners here should help that effort.  Sorry
> for all the delays.
> 
> One last thing... I'm presenting a bunch of information about this work
> at XDC in a couple weeks.  Maybe we want to wait to hammer out the more
> difficult details until then.  Dunno.
> 
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