mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-12 09:28:24 +00:00
87 lines
3.4 KiB
EmacsLisp
87 lines
3.4 KiB
EmacsLisp
;;; whitespace-tests.el --- Test suite for whitespace -*- lexical-binding: t -*-
|
|
|
|
;; Copyright (C) 2016-2021 Free Software Foundation, Inc.
|
|
|
|
;; 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/>.
|
|
|
|
;;; Code:
|
|
|
|
(require 'ert)
|
|
(require 'whitespace)
|
|
|
|
(defun whitespace-tests--cleanup-string (string)
|
|
(with-temp-buffer
|
|
(insert string)
|
|
(whitespace-cleanup)
|
|
(buffer-string)))
|
|
|
|
(ert-deftest whitespace-cleanup-eob ()
|
|
(let ((whitespace-style '(empty)))
|
|
(should (equal (whitespace-tests--cleanup-string "a\n")
|
|
"a\n"))
|
|
(should (equal (whitespace-tests--cleanup-string "a\n\n")
|
|
"a\n"))
|
|
(should (equal (whitespace-tests--cleanup-string "a\n\t\n")
|
|
"a\n"))
|
|
(should (equal (whitespace-tests--cleanup-string "a\n\t \n")
|
|
"a\n"))
|
|
(should (equal (whitespace-tests--cleanup-string "a\n\t \n\n")
|
|
"a\n"))
|
|
(should (equal (whitespace-tests--cleanup-string "\n\t\n")
|
|
""))
|
|
;; Whitespace at end of non-empty line is not covered by the
|
|
;; `empty' style.
|
|
(should (equal (whitespace-tests--cleanup-string "a \n\t \n\n")
|
|
"a \n"))))
|
|
|
|
|
|
;; We cannot call whitespace-mode because it will do nothing in batch
|
|
;; mode. So we call its innards instead.
|
|
(defun whitespace-tests-whitespace-mode-on ()
|
|
"Turn `whitespace-mode' on even in batch mode."
|
|
(whitespace-turn-on)
|
|
(whitespace-action-when-on)
|
|
(setq whitespace-mode t))
|
|
|
|
(ert-deftest whitespace-tests-display-tables ()
|
|
"Test whitespace stores and restores the buffer display table - bug26892."
|
|
(with-temp-buffer
|
|
(whitespace-mode -1) ; turn off in case global ws mode is active
|
|
(let ((whitespace-style '(space-mark tab-mark newline-mark))
|
|
(whitespace-display-mappings '((space-mark 32 [183] [46])
|
|
(space-mark 160 [164] [95])
|
|
(newline-mark 10 [36 10])
|
|
(tab-mark 9 [187 9] [92 9])))
|
|
(buffer-display-table nil))
|
|
;test the display table actually changes
|
|
(should-not (equal nil
|
|
(progn (whitespace-tests-whitespace-mode-on)
|
|
buffer-display-table)))
|
|
;test the display table restores correctly
|
|
(should (equal nil
|
|
(progn (whitespace-turn-off)
|
|
buffer-display-table)))
|
|
;test the stored display table is preserved
|
|
(should (equal nil
|
|
(progn (whitespace-tests-whitespace-mode-on)
|
|
(whitespace-tests-whitespace-mode-on)
|
|
(whitespace-turn-off)
|
|
buffer-display-table))))))
|
|
|
|
(provide 'whitespace-tests)
|
|
|
|
;;; whitespace-tests.el ends here
|