emacs-29 ba3ade58f3b: Skip ruby-ts-imenu-index test if needed

[Michael Albinus]

branch: emacs-29
commit ba3ade58f3b7083b40e4f995388d6246cc81ba82
Author: Michael Albinus <michael.albinus@gmx.de>
Commit: Michael Albinus <michael.albinus@gmx.de>

    Skip ruby-ts-imenu-index test if needed
    
    * test/lisp/progmodes/ruby-ts-mode-tests.el (ruby-ts-imenu-index):
    Add check for treesitter.
---
 test/lisp/progmodes/ruby-ts-mode-tests.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/test/lisp/progmodes/ruby-ts-mode-tests.el 
b/test/lisp/progmodes/ruby-ts-mode-tests.el
index 11125dc5cd3..55782f886f6 100644
--- a/test/lisp/progmodes/ruby-ts-mode-tests.el
+++ b/test/lisp/progmodes/ruby-ts-mode-tests.el
@@ -282,6 +282,7 @@ The whitespace before and including \"|\" on each line is 
removed."
         (expand-file-name (format "ruby-mode-resources/%s" ,file))))))
 
 (ert-deftest ruby-ts-imenu-index ()
+  (skip-unless (treesit-ready-p 'ruby t))
   (ruby-ts-with-temp-buffer
       (ruby-ts-test-string
        "module Foo