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;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2014 Ludovic Courtès <ludo@gnu.org>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix 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 Guix 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 Guix. If not, see <http://www.gnu.org/licenses/>.
(define-module (test-syscalls)
#:use-module (guix build syscalls)
#:use-module (srfi srfi-1)
#:use-module (srfi srfi-64)
#:use-module (ice-9 match))
;; Test the (guix build syscalls) module, although there's not much that can
;; actually be tested without being root.
(test-begin "syscalls")
(test-equal "mount, ENOENT"
ENOENT
(catch 'system-error
(lambda ()
(mount "/dev/null" "/does-not-exist" "ext2")
#f)
(compose system-error-errno list)))
(test-assert "umount, ENOENT/EPERM"
(catch 'system-error
(lambda ()
(umount "/does-not-exist")
#f)
(lambda args
;; Both return values have been encountered in the wild.
(memv (system-error-errno args) (list EPERM ENOENT)))))
(test-assert "swapon, ENOENT/EPERM"
(catch 'system-error
(lambda ()
(swapon "/does-not-exist")
#f)
(lambda args
(memv (system-error-errno args) (list EPERM ENOENT)))))
(test-assert "swapoff, ENOENT/EINVAL/EPERM"
(catch 'system-error
(lambda ()
(swapoff "/does-not-exist")
#f)
(lambda args
(memv (system-error-errno args) (list EPERM EINVAL ENOENT)))))
(test-assert "all-network-interfaces"
(match (all-network-interfaces)
(((? string? names) ..1)
(member "lo" names))))
(test-assert "network-interfaces"
(match (network-interfaces)
(((? string? names) ..1)
(lset<= string=? names (all-network-interfaces)))))
(test-assert "network-interface-flags"
(let* ((sock (socket SOCK_STREAM AF_INET 0))
(flags (network-interface-flags sock "lo")))
(close-port sock)
(and (not (zero? (logand flags IFF_LOOPBACK)))
(not (zero? (logand flags IFF_UP))))))
(test-equal "loopback-network-interface?"
ENODEV
(and (loopback-network-interface? "lo")
(catch 'system-error
(lambda ()
(loopback-network-interface? "nonexistent")
#f)
(lambda args
(system-error-errno args)))))
(test-end)
(exit (= (test-runner-fail-count (test-runner-current)) 0))
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