linux-kernel - Re: [RFC v1 00/31] kunit: Introducing KUnit, the Linux kernel unit testing framework

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Date:   Thu, 18 Oct 2018 23:27:34 -0700
From:   Brendan Higgins <brendanhiggins@...gle.com>
To:     dan.j.williams@...el.com
Cc:     Greg KH <gregkh@...uxfoundation.org>,
        Kees Cook <keescook@...gle.com>, mcgrof@...nel.org,
        shuah@...nel.org, Joel Stanley <joel@....id.au>,
        mpe@...erman.id.au, joe@...ches.com, brakmo@...com,
        rostedt@...dmis.org, Tim.Bird@...y.com, khilman@...libre.com,
        Julia Lawall <julia.lawall@...6.fr>,
        linux-kselftest@...r.kernel.org, kunit-dev@...glegroups.com,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        jdike@...toit.com, richard@....at, linux-um@...ts.infradead.org,
        linux-nvdimm@...ts.01.org
Subject: Re: [RFC v1 00/31] kunit: Introducing KUnit, the Linux kernel unit
 testing framework

On Wed, Oct 17, 2018 at 8:55 PM Dan Williams <dan.j.williams@...el.com> wrote:
<snip>
> > ## More information on KUnit
> >
> > There is a bunch of documentation near the end of this patch set that
> > describes how to use KUnit and best practices for writing unit tests.
> > For convenience I am hosting the compiled docs here:
> > https://google.github.io/kunit-docs/third_party/kernel/docs/
>
> Nice! I've been using mocking techniques in kernel code for the
> libnvdimm test infrastructure in tools/testing/nvdimm/. It's part unit
> test infrastructure, part emulation, and I've always had the feeling
> it's all a bit too adhoc. I'm going to take a look and see what can be
> converted to kunit. Please include linux-nvdimm@...ts.01.org on future
> postings.

Great to hear!

Interesting, is this kind of like the nfsim stuff?
>
> I'll shamelessly plug my lwn article about unit testing
> https://lwn.net/Articles/654071/ because it's always good to find
> fellow co-travelers to compare notes and advocate for more test
> oriented kernel development.

Most definitely! I will take a look, and be in touch.

Cheers!