linux-kernel - Re: [PATCH v5 0/5] kselftest: add fixture parameters

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Date:   Wed, 18 Mar 2020 15:49:53 -0700
From:   Kees Cook <keescook@...omium.org>
To:     shuah@...nel.org
Cc:     Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org,
        luto@...capital.net, wad@...omium.org,
        linux-kselftest@...r.kernel.org, linux-kernel@...r.kernel.org,
        kernel-team@...com, Tim.Bird@...y.com
Subject: Re: [PATCH v5 0/5] kselftest: add fixture parameters

On Tue, Mar 17, 2020 at 06:01:48PM -0700, Jakub Kicinski wrote:
> Shuah please consider applying to the kselftest tree.

Just to confirm: yes please. Shuah, I'd love to see this land.

-Kees

> 
> This set is an attempt to make running tests for different
> sets of data easier. The direct motivation is the tls
> test which we'd like to run for TLS 1.2 and TLS 1.3,
> but currently there is no easy way to invoke the same
> tests with different parameters.
> 
> Tested all users of kselftest_harness.h.
> 
> v2:
>  - don't run tests by fixture
>  - don't pass params as an explicit argument
> 
> v3:
>  - go back to the orginal implementation with an extra
>    parameter, and running by fixture (Kees);
>  - add LIST_APPEND helper (Kees);
>  - add a dot between fixture and param name (Kees);
>  - rename the params to variants (Tim);
> 
> v4:
>  - whitespace fixes.
> 
> v5 (Kees):
>  - move a comment;
>  - remove a temporary variable;
>  - reword the commit message on patch 4.
> 
> v1: https://lore.kernel.org/netdev/20200313031752.2332565-1-kuba@kernel.org/
> v2: https://lore.kernel.org/netdev/20200314005501.2446494-1-kuba@kernel.org/
> v3: https://lore.kernel.org/netdev/20200316225647.3129354-1-kuba@kernel.org/
> v4: https://lore.kernel.org/netdev/20200317010419.3268916-1-kuba@kernel.org/
> 
> Jakub Kicinski (5):
>   kselftest: factor out list manipulation to a helper
>   kselftest: create fixture objects
>   kselftest: run tests by fixture
>   kselftest: add fixture variants
>   selftests: tls: run all tests for TLS 1.2 and TLS 1.3
> 
>  Documentation/dev-tools/kselftest.rst       |   3 +-
>  tools/testing/selftests/kselftest_harness.h | 234 +++++++++++++++-----
>  tools/testing/selftests/net/tls.c           |  93 ++------
>  3 files changed, 202 insertions(+), 128 deletions(-)
> 
> -- 
> 2.25.1
> 

-- 
Kees Cook