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;;;; signals.test --- test suite for Guile's signal functions -*- scheme -*-
;;;;
;;;; Copyright (C) 2009, 2014, 2017 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;;
;;;; This library 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
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free
;;;; Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
;;;; Boston, MA 02110-1301 USA
(define-module (test-suite test-signals)
#:use-module (ice-9 match)
#:use-module (test-suite lib))
(with-test-prefix "sigaction"
(pass-if-exception "handler arg is an invalid integer"
exception:out-of-range
(sigaction SIGINT 51))
)
(define (time-pair->secs secs-usecs-pair)
(match secs-usecs-pair
((secs . usecs)
(+ secs (/ usecs 1e6)))))
(when (defined? 'setitimer)
(with-test-prefix "setitimer"
(with-test-prefix "current itimers are 0"
(pass-if "ITIMER_REAL"
(equal? (setitimer ITIMER_REAL 0 0 0 0)
'((0 . 0) (0 . 0))))
(pass-if "ITIMER_VIRTUAL"
(if (not (provided? 'ITIMER_VIRTUAL))
(throw 'unsupported)
(equal? (setitimer ITIMER_VIRTUAL 0 0 0 0)
'((0 . 0) (0 . 0)))))
(pass-if "ITIMER_PROF"
(if (not (provided? 'ITIMER_PROF))
(throw 'unsupported)
(equal? (setitimer ITIMER_PROF 0 0 0 0)
'((0 . 0) (0 . 0))))))
(with-test-prefix "setting values correctly"
(pass-if "initial setting"
(if (not (provided? 'ITIMER_PROF))
(throw 'unsupported)
(equal? (setitimer ITIMER_PROF 1 0 3 0)
'((0 . 0) (0 . 0)))))
(pass-if "reset to zero"
(if (not (provided? 'ITIMER_PROF))
(throw 'unsupported)
(match (setitimer ITIMER_PROF 0 0 0 0)
((interval value)
;; We don't presume that the timer is strictly lower than the
;; value at which we set it, given its limited internal
;; precision. Assert instead that the timer is between 2 and
;; 3.5 seconds.
(and (<= 0.9 (time-pair->secs interval) 1.1)
(<= 2.0 (time-pair->secs value) 3.5)))))))
(with-test-prefix "usecs > 1e6"
(pass-if "initial setting"
(if (not (provided? 'ITIMER_PROF))
(throw 'unsupported)
(equal? (setitimer ITIMER_PROF 1 0 0 #e3e6)
'((0 . 0) (0 . 0)))))
(pass-if "reset to zero"
(if (not (provided? 'ITIMER_PROF))
(throw 'unsupported)
(match (setitimer ITIMER_PROF 0 0 0 0)
((interval value)
;; We don't presume that the timer is strictly lower than the
;; value at which we set it, given its limited internal
;; precision. Assert instead that the timer is between 2 and
;; 3.5 seconds.
(and (<= 0.9 (time-pair->secs interval) 1.1)
(<= 2.0 (time-pair->secs value) 3.5)
(match value
((secs . usecs)
(<= 0 usecs 999999)))))))))))
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