Commit e40f1c68 authored by Stefan Kangas's avatar Stefan Kangas Committed by Eli Zaretskii

Use lexical-binding in underline.el and add tests

* lisp/textmodes/underline.el: Use lexical-binding.
* test/lisp/textmodes/underline-tests.el: New file.
(Bug#36063)
parent fb6610f5
Pipeline #1943 failed with stage
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;;; underline.el --- insert/remove underlining (done by overstriking) in Emacs ;;; underline.el --- insert/remove underlining (done by overstriking) in Emacs -*- lexical-binding: t -*-
;; Copyright (C) 1985, 2001-2019 Free Software Foundation, Inc. ;; Copyright (C) 1985, 2001-2019 Free Software Foundation, Inc.
......
;;; underline-tests.el --- Tests for underline.el -*- lexical-binding: t; -*-
;; Copyright (C) 2019 Free Software Foundation, Inc.
;; Author: Stefan Kangas <stefankangas@gmail.com>
;; 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 <https://www.gnu.org/licenses/>.
;;; Commentary:
;;; Code:
(require 'ert)
(require 'underline)
(ert-deftest underline-tests-underline-region ()
(with-temp-buffer
(insert "foo bar baz")
(underline-region 5 8)
(should (equal (buffer-string) "foo _\C-hb_\C-ha_\C-hr baz"))))
(ert-deftest underline-tests-ununderline-region ()
(with-temp-buffer
(insert "foo _\C-hb_\C-ha_\C-hr baz")
(ununderline-region 5 13)
(should (equal (buffer-string) "foo bar baz"))))
(provide 'underline-tests)
;;; underline-tests.el ends here
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