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+;;; inotify-tests.el --- Test suite for inotify. -*- lexical-binding: t -*-
+
+;; Copyright (C) 2012-2015 Free Software Foundation, Inc.
+
+;; Author: Rüdiger Sonderfeld <ruediger@c-plusplus.de>
+;; Keywords:       internal
+;; Human-Keywords: internal
+
+;; This file is part of GNU Emacs.
+
+;; GNU Emacs is free software: you can redistribute it and/or modify
+;; it under the terms of the GNU General Public License as published by
+;; the Free Software Foundation, either version 3 of the License, or
+;; (at your option) any later version.
+
+;; GNU Emacs is distributed in the hope that it will be useful,
+;; but WITHOUT ANY WARRANTY; without even the implied warranty of
+;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;; GNU General Public License for more details.
+
+;; You should have received a copy of the GNU General Public License
+;; along with GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
+
+;;; Code:
+
+(require 'ert)
+
+(declare-function inotify-add-watch "inotify.c" (file-name aspect callback))
+(declare-function inotify-rm-watch "inotify.c" (watch-descriptor))
+
+;; (ert-deftest filewatch-file-watch-aspects-check ()
+;;   "Test whether `file-watch' properly checks the aspects."
+;;   (let ((temp-file (make-temp-file "filewatch-aspects")))
+;;     (should (stringp temp-file))
+;;     (should-error (file-watch temp-file 'wrong nil)
+;;                   :type 'error)
+;;     (should-error (file-watch temp-file '(modify t) nil)
+;;                   :type 'error)
+;;     (should-error (file-watch temp-file '(modify all-modify) nil)
+;;                   :type 'error)
+;;     (should-error (file-watch temp-file '(access wrong modify) nil)
+;;                   :type 'error)))
+
+(ert-deftest inotify-file-watch-simple ()
+  "Test if watching a normal file works."
+
+  (skip-unless (featurep 'inotify))
+  (let ((temp-file (make-temp-file "inotify-simple"))
+	(events 0))
+    (let ((wd
+	   (inotify-add-watch temp-file t (lambda (_ev)
+					    (setq events (1+ events))))))
+      (unwind-protect
+	  (progn
+	    (with-temp-file temp-file
+	      (insert "Foo\n"))
+	    (read-event nil nil 5)
+	    (should (> events 0)))
+	(inotify-rm-watch wd)
+	(delete-file temp-file)))))
+
+(provide 'inotify-tests)
+
+;;; inotify-tests.el ends here.