[Linux-kernel-mentees] [PATCH v9 1/2] kunit: Support for Parameterized Testing

[David Gow]

On Mon, Nov 23, 2020 at 9:08 PM Marco Elver <elver at google.com> wrote:
>
> On Tue, 17 Nov 2020 at 08:21, David Gow <davidgow at google.com> wrote:
> > On Mon, Nov 16, 2020 at 1:41 PM Arpitha Raghunandan <98.arpi at gmail.com> wrote:
> > >
> > > Implementation of support for parameterized testing in KUnit. This
> > > approach requires the creation of a test case using the
> > > KUNIT_CASE_PARAM() macro that accepts a generator function as input.
> > >
> > > This generator function should return the next parameter given the
> > > previous parameter in parameterized tests. It also provides a macro to
> > > generate common-case generators based on arrays. Generators may also
> > > optionally provide a human-readable description of parameters, which is
> > > displayed where available.
> > >
> > > Note, currently the result of each parameter run is displayed in
> > > diagnostic lines, and only the overall test case output summarizes
> > > TAP-compliant success or failure of all parameter runs. In future, when
> > > supported by kunit-tool, these can be turned into subsubtest outputs.
> > >
> > > Signed-off-by: Arpitha Raghunandan <98.arpi at gmail.com>
> > > Co-developed-by: Marco Elver <elver at google.com>
> > > Signed-off-by: Marco Elver <elver at google.com>
> > > ---
> > [Resending this because my email client re-defaulted to HTML! Aarrgh!]
> >
> > This looks good to me! I tested it in UML and x86-64 w/ KASAN, and
> > both worked fine.
> >
> > Reviewed-by: David Gow <davidgow at google.com>
> > Tested-by: David Gow <davidgow at google.com>
>
> Thank you!
>
> > Thanks for sticking with this!
>
> Will these patches be landing in 5.11 or 5.12?
>

I can't think of any reason not to have these in 5.11. We haven't
started staging things in the kselftest/kunit branch for 5.11 yet,
though.

Patch 2 will probably need to be acked by Ted for ext4 first.

Brendan, Shuah: can you make sure this doesn't get lost in patchwork?

Cheers,
-- David

> > -- David
>
> Thanks,
> -- Marco