1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
| | ;;; timer-tests.el --- tests for timers -*- lexical-binding:t -*-
;; Copyright (C) 2013-2023 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/>.
;;; Commentary:
;;; Code:
(ert-deftest timer-tests-sit-for ()
(let ((timer-ran nil)
;; Want sit-for behavior when interactive
(noninteractive nil))
(run-at-time '(0 0 0 0)
nil
(lambda () (setq timer-ran t)))
;; The test assumes run-at-time didn't take the liberty of firing
;; the timer, so assert the test's assumption
(should (not timer-ran))
(sit-for 0 t)
(should timer-ran)))
(ert-deftest timer-tests-debug-timer-check ()
;; This function exists only if --enable-checking.
(skip-unless (fboundp 'debug-timer-check))
(when (fboundp 'debug-timer-check) ; silence byte-compiler
(should (debug-timer-check))))
(ert-deftest timer-test-multiple-of-time ()
(should (time-equal-p
(timer-next-integral-multiple-of-time '(0 0 0 1) (1+ (ash 1 53)))
(list (ash 1 (- 53 16)) 1))))
(ert-deftest timer-next-integral-multiple-of-time-2 ()
"Test bug#33071."
(let* ((tc (current-time))
(delta-ticks 1000)
(hz 128000)
(tce (time-convert tc hz))
(tc+delta (time-add tce (cons delta-ticks hz)))
(tc+deltae (time-convert tc+delta hz))
(tc+delta-ticks (car tc+deltae))
(tc-nexte (cons (- tc+delta-ticks (% tc+delta-ticks delta-ticks)) hz))
(nt (timer-next-integral-multiple-of-time
tc (/ (float delta-ticks) hz)))
(nte (time-convert nt hz)))
(should (equal tc-nexte nte))))
(ert-deftest timer-next-integral-multiple-of-time-3 ()
"Test bug#33071."
(let ((nt (timer-next-integral-multiple-of-time '(32770 . 65539) 0.5)))
(should (time-equal-p 1 nt))))
(defvar timer-test-debug-on-error-delay 0.5)
(defvar timer-test-debug-on-error-timer nil)
(ert-deftest timer-test-debug-on-error-0 ()
"Set the trap."
:expected-result :failed
(setq timer-test-debug-on-error-timer
(run-at-time nil timer-test-debug-on-error-delay
(lambda ()
(setf (timer--function timer-test-debug-on-error-timer)
#'ignore)
(error "foo"))))
(sit-for 0.1 t))
(ert-deftest timer-test-debug-on-error-1 ()
"Recover when `debug-on-error' leaves timer-event-handler in limbo."
(should debug-on-error)
(unwind-protect
(progn
(sit-for (* timer-test-debug-on-error-delay 3) t)
(should-not (timer--triggered timer-test-debug-on-error-timer))
(list-timers)
(with-current-buffer "*timer-list*"
(should-error (re-search-forward (regexp-quote "-1d ")))))
(cancel-timer timer-test-debug-on-error-timer)))
;;; timer-tests.el ends here
|