Re: [PATCH v2 3/3] dt-bindings: add self-test fixtures for style checker

[Rob Herring <robh@kernel.org>]

On Wed, Apr 29, 2026 at 03:21:39PM +0100, Daniel Golle wrote:
> Provide good/ and bad/ DTS and YAML fixtures plus a small runner that
> feeds them to dt-check-style and diffs the output against expected
> text files. Wired into a new top-level dt_style_selftest make target
> so the suite can be exercised independently of the full tree.
> 
> Signed-off-by: Daniel Golle <daniel@makrotopia.org>
> ---
> Changes since v1:
>  - new patch (Krzysztof: "would be happy to see at least a few test
>    cases for it")
> 
>  Makefile                                      |  6 ++
>  .../dtc/dt-style-selftest/bad/dts-spaces.dts  | 13 ++++
>  .../bad/yaml-child-addr-order.yaml            | 41 ++++++++++++
>  .../bad/yaml-child-name-order.yaml            | 37 ++++++++++
>  .../bad/yaml-cont-align.yaml                  | 30 +++++++++
>  .../dt-style-selftest/bad/yaml-hex-case.yaml  | 29 ++++++++
>  .../bad/yaml-indent-strict.yaml               | 29 ++++++++
>  .../bad/yaml-line-length.yaml                 | 29 ++++++++
>  .../bad/yaml-mixed-indent.yaml                | 29 ++++++++
>  .../bad/yaml-node-close.yaml                  | 31 +++++++++
>  .../bad/yaml-prop-order.yaml                  | 29 ++++++++
>  .../bad/yaml-prop-pairing.yaml                | 33 +++++++++
>  .../bad/yaml-required-blank.yaml              | 33 +++++++++
>  .../dtc/dt-style-selftest/bad/yaml-tab.yaml   | 29 ++++++++
>  .../bad/yaml-trailing-ws.yaml                 | 29 ++++++++
>  .../dt-style-selftest/bad/yaml-unit-addr.yaml | 29 ++++++++
>  .../bad/yaml-unused-label.yaml                | 29 ++++++++
>  .../dt-style-selftest/bad/yaml-value-ws.yaml  | 29 ++++++++
>  .../expected/dts-spaces.dts.txt               |  2 +
>  .../expected/yaml-child-addr-order.yaml.txt   |  2 +
>  .../expected/yaml-child-name-order.yaml.txt   |  2 +
>  .../expected/yaml-cont-align.yaml.txt         |  2 +
>  .../expected/yaml-hex-case.yaml.txt           |  2 +
>  .../expected/yaml-indent-strict.yaml.txt      |  2 +
>  .../expected/yaml-line-length.yaml.txt        |  2 +
>  .../expected/yaml-mixed-indent.yaml.txt       |  3 +
>  .../expected/yaml-node-close.yaml.txt         |  2 +
>  .../expected/yaml-prop-order.yaml.txt         |  2 +
>  .../expected/yaml-prop-pairing.yaml.txt       |  3 +
>  .../expected/yaml-required-blank.yaml.txt     |  3 +
>  .../expected/yaml-tab.yaml.txt                |  2 +
>  .../expected/yaml-trailing-ws.yaml.txt        |  2 +
>  .../expected/yaml-unit-addr.yaml.txt          |  2 +
>  .../expected/yaml-unused-label.yaml.txt       |  2 +
>  .../expected/yaml-value-ws.yaml.txt           |  2 +

All these .txt files need a newline at the end.

>  .../dtc/dt-style-selftest/good/dts-tab.dts    | 30 +++++++++
>  .../dt-style-selftest/good/yaml-4space.yaml   | 41 ++++++++++++
>  scripts/dtc/dt-style-selftest/run.sh          | 67 +++++++++++++++++++
>  38 files changed, 689 insertions(+)