[Piglit] [PATCH] Make valgrind testing a command line option rather than extra tests.

[Kenneth Graunke]

On 03/02/2012 05:24 PM, Kenneth Graunke wrote:
> Valgrind testing is useful, but really should be done as a separate
> exercise from the usual regression testing, as it takes way too long.
>
> Rather than including it by default in all.tests and making people
> exclude it with the -x valgrind option (or by using quick.tests), it
> makes sense to explicitly request valgrind testing with --valgrind.
>
> To perform valgrind testing:
> $ piglit-run.py --valgrind<options>  tests/quick.tests results/vg-1
>
> The ExecTest class now handles Valgrind wrapping natively, rather than
> relying on the tests/valgrind-test/valgrind-test shell script wrapper.
> This provides a huge benefit: we can leverage the interpretResult()
> function to make it work properly for any subclass of ExecTest.  The
> old shell script only worked for PlainExecTest (piglit) and GleanTest.
>
> Another small benefit is that you can now use --valgrind with any test
> profile (such as quick.tests).  Also, you can use all.tests without
> having to remember to specify "-x valgrind".
>
> Signed-off-by: Kenneth Graunke<kenneth at whitecape.org>

Whoops.  This breaks glean...wrong number of args to the run() method. 
I'll have to fix that.