; Instrument tramp-tests.el

1 files changed, 3 insertions, 0 deletions

diff --git a/test/lisp/net/tramp-tests.el b/test/lisp/net/tramp-tests.el
index a85eed0302a..6bbe9691286 100644
--- a/test/lisp/net/tramp-tests.el
+++ b/test/lisp/net/tramp-tests.el
@@ -648,6 +648,9 @@ This checks also `file-name-as-directory', `file-name-directory',
         (unless (zerop (length file))
           (setq file (format "/%s:" file))
           (should (string-equal (directory-file-name file) file))
+          (when (getenv "NIX_STORE")
+            (message "file %s non-essential %s tramp-completion-mode-p %s"
+                     file non-essential (tramp-completion-mode-p)))
           (should
            (string-equal
             (file-name-as-directory file)