Re: [PATCH v9 1/2] kunit: Support for Parameterized Testing

From: David Gow
Date: Tue Nov 17 2020 - 02:21:34 EST


On Mon, Nov 16, 2020 at 1:41 PM Arpitha Raghunandan <98.arpi@xxxxxxxxx> 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@xxxxxxxxx>
> Co-developed-by: Marco Elver <elver@xxxxxxxxxx>
> Signed-off-by: Marco Elver <elver@xxxxxxxxxx>
> ---
[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@xxxxxxxxxx>
Tested-by: David Gow <davidgow@xxxxxxxxxx>

Thanks for sticking with this!

-- David