test/src/chartab-tests.el

   1 ;;; chartab-tests.el --- Tests for char-tab.c
   2
   3 ;; Copyright (C) 2016-2018 Free Software Foundation, Inc.
   4
   5 ;; Author: Eli Zaretskii <eliz@gnu.org>
   6
   7 ;; This program is free software; you can redistribute it and/or modify
   8 ;; it under the terms of the GNU General Public License as published by
   9 ;; the Free Software Foundation, either version 3 of the License, or
  10 ;; (at your option) any later version.
  11
  12 ;; This program is distributed in the hope that it will be useful,
  13 ;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 ;; GNU General Public License for more details.
  16
  17 ;; You should have received a copy of the GNU General Public License
  18 ;; along with this program.  If not, see <https://www.gnu.org/licenses/>.
  19
  20 ;;; Code:
  21
  22 (require 'ert)
  23
  24 (defun chartab-set-and-test (rng)
  25   (let ((tbl (make-char-table nil nil))
  26         (from (car rng))
  27         (to (cdr rng)))
  28     (set-char-table-range tbl rng t)
  29     (should (eq (aref tbl from) t))
  30     (should (eq (aref tbl to) t))
  31     (should (eq (aref tbl (/ (+ from to) 2)) t))
  32     (when (< to (max-char))
  33       (should-not (eq (aref tbl (1+ to)) t)))
  34     (when (> from 0)
  35       (should-not (eq (aref tbl (1- from)) t)))))
  36
  37 (ert-deftest chartab-test-range-setting ()
  38   (mapc (lambda (elt)
  39           (chartab-set-and-test elt))
  40         '((0 . 127)
  41           (128 . 256)
  42           (#x1000 . #x1fff)
  43           (#x1001 . #x2000)
  44           (#x10000 . #x20000)
  45           (#x10001 . #x1ffff)
  46           (#x20000 . #x30000)
  47           (#xe0e00 . #xe0ef6)
  48           )))
  49
  50 (provide 'chartab-tests)
  51 ;;; chartab-tests.el ends here