Re: [RFC PATCH v2 2/7] t: import the clar unit testing framework

> Import the clar unit testing framework at commit faa8419 (Merge pull
> request #93 from clar-test/ethomson/fixtures, 2023-12-14). The framework
> will be wired up in subsequent commits.
> 
> Signed-off-by: Patrick Steinhardt <ps@pks.im>
> ---
>  Documentation/technical/unit-tests.txt     |   2 +
>  Makefile                                   |   4 +-
>  t/unit-tests/clar/.github/workflows/ci.yml |  23 +
>  t/unit-tests/clar/COPYING                  |  15 +
>  t/unit-tests/clar/README.md                | 329 ++++++++
>  t/unit-tests/clar/clar.c                   | 842 +++++++++++++++++++++
>  t/unit-tests/clar/clar.h                   | 173 +++++
>  t/unit-tests/clar/clar/fixtures.h          |  50 ++
>  t/unit-tests/clar/clar/fs.h                | 522 +++++++++++++
>  t/unit-tests/clar/clar/print.h             | 211 ++++++
>  t/unit-tests/clar/clar/sandbox.h           | 154 ++++
>  t/unit-tests/clar/clar/summary.h           | 143 ++++
>  t/unit-tests/clar/generate.py              | 267 +++++++
>  t/unit-tests/clar/test/.gitignore          |   5 +
>  t/unit-tests/clar/test/Makefile            |  39 +
>  t/unit-tests/clar/test/clar_test.h         |  16 +
>  t/unit-tests/clar/test/main.c              |  40 +
>  t/unit-tests/clar/test/main.c.sample       |  27 +
>  t/unit-tests/clar/test/resources/test/file |   1 +
>  t/unit-tests/clar/test/sample.c            |  84 ++
>  20 files changed, 2946 insertions(+), 1 deletion(-)
>  create mode 100644 t/unit-tests/clar/.github/workflows/ci.yml
>  create mode 100644 t/unit-tests/clar/COPYING
>  create mode 100644 t/unit-tests/clar/README.md
>  create mode 100644 t/unit-tests/clar/clar.c
>  create mode 100644 t/unit-tests/clar/clar.h
>  create mode 100644 t/unit-tests/clar/clar/fixtures.h
>  create mode 100644 t/unit-tests/clar/clar/fs.h
>  create mode 100644 t/unit-tests/clar/clar/print.h
>  create mode 100644 t/unit-tests/clar/clar/sandbox.h
>  create mode 100644 t/unit-tests/clar/clar/summary.h
>  create mode 100755 t/unit-tests/clar/generate.py
>  create mode 100644 t/unit-tests/clar/test/.gitignore
>  create mode 100644 t/unit-tests/clar/test/Makefile
>  create mode 100644 t/unit-tests/clar/test/clar_test.h
>  create mode 100644 t/unit-tests/clar/test/main.c
>  create mode 100644 t/unit-tests/clar/test/main.c.sample
>  create mode 100644 t/unit-tests/clar/test/resources/test/file
>  create mode 100644 t/unit-tests/clar/test/sample.c
> 
> diff --git a/Documentation/technical/unit-tests.txt b/Documentation/technical/unit-tests.txt
> index 206037ffb1..fc201d4b3d 100644
> --- a/Documentation/technical/unit-tests.txt
> +++ b/Documentation/technical/unit-tests.txt
> @@ -203,6 +203,7 @@ GitHub / GitLab stars to estimate this.
>  :criterion: https://github.com/Snaipe/Criterion[Criterion]
>  :c-tap: https://github.com/rra/c-tap-harness/[C TAP]
>  :check: https://libcheck.github.io/check/[Check]
> +:clar: https://github.com/clar-test/clar[Clar]
>  
>  [format="csv",options="header",width="33%",subs="specialcharacters,attributes,quotes,macros"]
>  |=====
> @@ -212,6 +213,7 @@ Framework,"<<license,License>>","<<vendorable-or-ubiquitous,Vendorable or ubiqui
>  {criterion},{mit},{false},{partial},{true},{true},{true},{true},{true},{false},{true},19,1800
>  {c-tap},{expat},{true},{partial},{partial},{true},{false},{true},{false},{false},{false},4,33
>  {check},{lgpl},{false},{partial},{true},{true},{true},{false},{false},{false},{true},17,973
> +{clar},{lgpl},{false},{partial},{true},{true},{true},{true},{false},{false},{true},1,192
>  |=====