| 1 | ;;;; signals.test --- test suite for Guile's signal functions -*- scheme -*- |
| 2 | ;;;; |
| 3 | ;;;; Copyright (C) 2009, 2014 Free Software Foundation, Inc. |
| 4 | ;;;; |
| 5 | ;;;; This library is free software; you can redistribute it and/or |
| 6 | ;;;; modify it under the terms of the GNU Lesser General Public |
| 7 | ;;;; License as published by the Free Software Foundation; either |
| 8 | ;;;; version 3 of the License, or (at your option) any later version. |
| 9 | ;;;; |
| 10 | ;;;; This library is distributed in the hope that it will be useful, |
| 11 | ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 13 | ;;;; Lesser General Public License for more details. |
| 14 | ;;;; |
| 15 | ;;;; You should have received a copy of the GNU Lesser General Public |
| 16 | ;;;; License along with this library; if not, write to the Free |
| 17 | ;;;; Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
| 18 | ;;;; Boston, MA 02110-1301 USA |
| 19 | |
| 20 | (define-module (test-suite test-signals) |
| 21 | #:use-module (ice-9 match) |
| 22 | #:use-module (test-suite lib)) |
| 23 | |
| 24 | (with-test-prefix "sigaction" |
| 25 | |
| 26 | (pass-if-exception "handler arg is an invalid integer" |
| 27 | exception:out-of-range |
| 28 | (sigaction SIGINT 51)) |
| 29 | |
| 30 | ) |
| 31 | |
| 32 | (define (time-pair->secs secs-usecs-pair) |
| 33 | (match secs-usecs-pair |
| 34 | ((secs . usecs) |
| 35 | (+ secs (/ usecs 1e6))))) |
| 36 | |
| 37 | (when (defined? 'setitimer) |
| 38 | (with-test-prefix "setitimer" |
| 39 | (with-test-prefix "current itimers are 0" |
| 40 | (pass-if "ITIMER_REAL" |
| 41 | (equal? (setitimer ITIMER_REAL 0 0 0 0) |
| 42 | '((0 . 0) (0 . 0)))) |
| 43 | (pass-if "ITIMER_VIRTUAL" |
| 44 | (equal? (setitimer ITIMER_VIRTUAL 0 0 0 0) |
| 45 | '((0 . 0) (0 . 0)))) |
| 46 | (pass-if "ITIMER_PROF" |
| 47 | (equal? (setitimer ITIMER_PROF 0 0 0 0) |
| 48 | '((0 . 0) (0 . 0))))) |
| 49 | |
| 50 | (with-test-prefix "setting values correctly" |
| 51 | (pass-if "initial setting" |
| 52 | (equal? (setitimer ITIMER_PROF 1 0 3 0) |
| 53 | '((0 . 0) (0 . 0)))) |
| 54 | (pass-if "reset to zero" |
| 55 | (match (setitimer ITIMER_PROF 0 0 0 0) |
| 56 | ((interval value) |
| 57 | ;; We don't presume that the timer is strictly lower than the |
| 58 | ;; value at which we set it, given its limited internal |
| 59 | ;; precision. Assert instead that the timer is between 2 and |
| 60 | ;; 3.5 seconds. |
| 61 | (and (<= 0.9 (time-pair->secs interval) 1.1) |
| 62 | (<= 2.0 (time-pair->secs value) 3.5)))))) |
| 63 | |
| 64 | (with-test-prefix "usecs > 1e6" |
| 65 | (pass-if "initial setting" |
| 66 | (equal? (setitimer ITIMER_PROF 1 0 0 #e3e6) |
| 67 | '((0 . 0) (0 . 0)))) |
| 68 | (pass-if "reset to zero" |
| 69 | (match (setitimer ITIMER_PROF 0 0 0 0) |
| 70 | ((interval value) |
| 71 | ;; We don't presume that the timer is strictly lower than the |
| 72 | ;; value at which we set it, given its limited internal |
| 73 | ;; precision. Assert instead that the timer is between 2 and |
| 74 | ;; 3.5 seconds. |
| 75 | (and (<= 0.9 (time-pair->secs interval) 1.1) |
| 76 | (<= 2.0 (time-pair->secs value) 3.5) |
| 77 | (match value |
| 78 | ((secs . usecs) |
| 79 | (<= 0 usecs 999999)))))))))) |