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Diffstat (limited to 'test/lisp/whitespace-tests.el')
-rw-r--r-- | test/lisp/whitespace-tests.el | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/test/lisp/whitespace-tests.el b/test/lisp/whitespace-tests.el new file mode 100644 index 00000000000..ffd2e65d9ae --- /dev/null +++ b/test/lisp/whitespace-tests.el @@ -0,0 +1,52 @@ +;;; whitespace-tests.el --- Test suite for whitespace -*- lexical-binding: t -*- + +;; Copyright (C) 2016 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 <http://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")))) + +(provide 'whitespace-tests) + +;;; whitespace-tests.el ends here |