test/automated/timer-tests.el

   1 ;;; timer-tests.el --- tests for timers -*- lexical-binding:t -*-
   2
   3 ;; Copyright (C) 2013-2014 Free Software Foundation, Inc.
   4
   5 ;; This file is part of GNU Emacs.
   6
   7 ;; GNU Emacs 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 ;; GNU Emacs 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 GNU Emacs.  If not, see <http://www.gnu.org/licenses/>.
  19
  20 ;;; Commentary:
  21
  22 ;;; Code:
  23
  24 (ert-deftest timer-tests-sit-for ()
  25   (let ((timer-ran nil)
  26         ;; Want sit-for behavior when interactive
  27         (noninteractive nil))
  28     (run-at-time '(0 0 0 0)
  29                  nil
  30                  (lambda () (setq timer-ran t)))
  31     ;; The test assumes run-at-time didn't take the liberty of firing
  32     ;; the timer, so assert the test's assumption
  33     (should (not timer-ran))
  34     (sit-for 0 t)
  35     (should timer-ran)))
  36
  37 ;;; timer-tests.el ends here
  38