06e2814e1f
* doc/lispref/os.texi (Time Calculations): Document time-equal, and the behavior on NaNs and infinities of time-less-p, time-add, time-subtract. * etc/NEWS: Mention the change. * src/editfns.c (time_arith): Change last arg from function to bool. All callers changed. Do the right thing with infinities and NaNs. (time_cmp): New function, which handlesx infinities and NaNs. (Ftime_less_p): Use it. (Ftime_equal): New function. * test/lisp/emacs-lisp/timer-tests.el (timer-test-multiple-of-time): Use it.
47 lines
1.6 KiB
EmacsLisp
47 lines
1.6 KiB
EmacsLisp
;;; timer-tests.el --- tests for timers -*- lexical-binding:t -*-
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;; Copyright (C) 2013-2018 Free Software Foundation, Inc.
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;; This file is part of GNU Emacs.
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;; GNU Emacs is free software: you can redistribute it and/or modify
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;; it under the terms of the GNU General Public License as published by
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;; the Free Software Foundation, either version 3 of the License, or
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;; (at your option) any later version.
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;; GNU Emacs is distributed in the hope that it will be useful,
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;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;; GNU General Public License for more details.
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;; You should have received a copy of the GNU General Public License
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;; along with GNU Emacs. If not, see <https://www.gnu.org/licenses/>.
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;;; Commentary:
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;;; Code:
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(ert-deftest timer-tests-sit-for ()
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(let ((timer-ran nil)
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;; Want sit-for behavior when interactive
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(noninteractive nil))
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(run-at-time '(0 0 0 0)
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nil
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(lambda () (setq timer-ran t)))
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;; The test assumes run-at-time didn't take the liberty of firing
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;; the timer, so assert the test's assumption
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(should (not timer-ran))
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(sit-for 0 t)
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(should timer-ran)))
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(ert-deftest timer-tests-debug-timer-check ()
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;; This function exists only if --enable-checking.
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(if (fboundp 'debug-timer-check)
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(should (debug-timer-check)) t))
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(ert-deftest timer-test-multiple-of-time ()
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(should (time-equal
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(timer-next-integral-multiple-of-time '(0 0 0 1) (1+ (ash 1 53)))
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(list (ash 1 (- 53 16)) 1))))
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;;; timer-tests.el ends here
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