Remove file inclusion from noweb section

README.org

@@ -3743,6 +3743,7 @@ facilities for [[https://orgmode.org/worg/org-tests/index.html][Testing Org]].
 #+name: lst:setup-org-mode-test-2
 #+begin_src emacs-lisp -n
 (with-eval-after-load 'emacs
+  ;; Stolen from `org-test-run-all-tests'.
   (defun org-test-run-some-tests ()
     "Run some defined tests.
 Load all test files first."
@@ -3771,11 +3772,21 @@ Load all test files first."
     (org-test-load)
     (let (;; Catch errors in diary sexps better.
           (calendar-debug-sexp t))
-      (ert "ob/"))))
+      (ert "ob/")))
+
+  (defun org-test-run-a-test-file ()
+    "Run all tests in an Org test file (trailing `/' matters).
+Examples: `ob/' or `ob-maxima'."
+    (interactive)
+    (let ((text (read-string "Org test file (without leading test-): "
+                             nil nil "ob-maxima")))
+      (org-test-load)
+      (let (;; Catch errors in diary sexps better.
+            (calendar-debug-sexp t))
+        (ert text)))))
 #+end_src
 
-
-*** [[info:org#Export Settings][File inclusion (info)]] and [[info:org#Noweb Reference Syntax][Noweb (info)]] trickery
+*** [[info:org#Noweb Reference Syntax][Noweb (info)]] trickery
 :PROPERTIES:
 :CUSTOM_ID: sec:file-inclusion-and-noweb
 :END:
@@ -3787,8 +3798,8 @@ Listing [[lst:source-file-export-keyword-settings]] shows the preamble lines of
 the [[https://orgmode.org/][Org mode]] =kbd= macro and the source block that generates part of the LaTeX
 preamble.  Listing [[lst:latex-header-1]], [[lst:latex-header-2]], [[lst:latex-header-3]],
 [[lst:latex-header-4]], and [[lst:latex-header-5]] show the LaTeX source blocks that
-generate the LaTeX preamble.  All listings in this section exists thanks to [[info:org#Export Settings][file
-inclusion (info)]] and [[info:org#Noweb Reference Syntax][noweb (info)]] trickery.
+contain the LaTeX preamble.  All LaTeX listings in this section *can be and are*
+handled by [[info:org#Noweb Reference Syntax][noweb (info)]].
 
 #+caption[Source file export keyword settings]:
 #+caption: The preamble lines of README.org containing the export keyword