[petsc-dev] transitioning more PETSc tests to new harness before next release

[Jed Brown]

Matthew Knepley <knepley at gmail.com> writes:

> On Sat, Oct 7, 2017 at 6:26 AM, Barry Smith <bsmith at mcs.anl.gov> wrote:
>
>>
>>    We'll be preparing another release in the next couple of months. It
>> would be nice to transition more examples to the new test harness.
>>
>>    How can we organize this? My original plan was to try to do a
>> test/tutorial directory at a time in a branch and move them through next.
>> Can we start to do this or is there still something missing in the test
>> harness?
>
>
> I want one more thing in the test harness, the ability to specify the
> number of procs on the fly. I tried to do this myself, but
> screwed it up. Can someone do it correctly?

Test output very often changes when you change the number of processes
so the diff tests would often fail.  What about just printing the exact
command that would be run?  Then you can change number of processes or
other options without needing extra steps.