ls-lisp: Add an unload function and enable lexical binding

Enable lexical binding.
* lisp/ls-lisp.el (ls-lisp-unload-function): New defun.
* test/lisp/ls-lisp.el (ls-lisp-unload): Add test.

1 files changed, 37 insertions, 0 deletions

diff --git a/test/lisp/ls-lisp.el b/test/lisp/ls-lisp.el
new file mode 100644
index 00000000000..5ef7c78f4df
--- /dev/null
+++ b/test/lisp/ls-lisp.el
@@ -0,0 +1,37 @@
+;;; ls-lisp-tests.el --- tests for ls-lisp.el  -*- lexical-binding: t-*-
+
+;; Copyright (C) 2017 Free Software Foundation, Inc.
+
+;; Author: Tino Calacha <tino.calancha@gmail.com>
+;; Keywords:
+
+;; 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/>.
+
+;;; Commentary:
+
+
+;;; Code:
+(require 'ert)
+
+(ert-deftest ls-lisp-unload ()
+  "Test for http://debbugs.gnu.org/xxxxx ."
+  (require 'ls-lisp)
+  (should (advice-member-p 'ls-lisp--insert-directory 'insert-directory))
+  (unload-feature 'ls-lisp 'force)
+  (should-not (advice-member-p 'ls-lisp--insert-directory 'insert-directory)))
+
+(provide 'ls-lisp-tests)
+;;; ls-lisp-tests.el ends here