ref-manual: Add documentation for the unimplemented-ptest QA warning

(From yocto-docs rev: d90106ff2d905e457659acdb65a91ce5dcfdd05e)

Signed-off-by: Jérémy Rosen <jeremy.rosen@smile.fr>
Reviewed-by: Yoann Congal <yoann.congal@smile.fr>
Reviewed-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 3 insertions, 0 deletions

diff --git a/documentation/ref-manual/classes.rst b/documentation/ref-manual/classes.rst
index 3f0d4844e8..c7a5e9a63a 100644
--- a/documentation/ref-manual/classes.rst
+++ b/documentation/ref-manual/classes.rst
@@ -1480,6 +1480,9 @@ Here are the tests you can list with the :term:`WARN_QA` and
    also inherits :ref:`ref-classes-features_check` in order for the
    requirement to actually work.
 
+-  ``unimplemented-ptest:`` Checks that ptests are implemented for upstream
+   tests.
+
 -  ``unlisted-pkg-lics:`` Checks that all declared licenses applying
    for a package are also declared on the recipe level (i.e. any license
    in ``LICENSE:*`` should appear in :term:`LICENSE`).