Tweaks

Author: javiereguiluz

testing/functional_tests_assertions.rst

@@ -39,11 +39,10 @@ Response
 - ``assertResponseHasCookie()``
 - ``assertResponseNotHasCookie()``
 - ``assertResponseCookieValueSame()``
-- ``assertResponseFormatSame()``, it returns the format associated to the MIME
-  type of the ``Content-Type`` of the response (e.g. it returns ``jsonld`` for
-  ``application/ld+json`` content type).
+- ``assertResponseFormatSame()`` (the response format is the value returned by
+  the :method:`Symfony\Component\HttpFoundation\Response::getFormat` method).
 
-.. versionadded:: 5.x
+.. versionadded:: 5.3
 
     The ``assertResponseFormatSame()`` method was introduced in Symfony 5.3.