;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2017 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-workers)
  #:use-module (guix workers)
  #:use-module (ice-9 threads)
  #:use-module (srfi srfi-64))

(test-begin "workers")

(test-equal "enqueue"
  4242
  (let* ((pool   (make-pool))
         (result 0)
         (1+!    (let ((lock (make-mutex)))
                   (lambda ()
                     (with-mutex lock
                       (set! result (+ result 1)))))))
    (let loop ((i 4242))
      (unless (zero? i)
        (pool-enqueue! pool 1+!)
        (loop (- i 1))))
    (let poll ()
      (unless (pool-idle? pool)
        (pk 'busy result)
        (sleep 1)
        (poll)))
    result))

;; Same as above, but throw exceptions within the workers and make sure they
;; remain alive.
(test-equal "exceptions"
  4242
  (let* ((pool   (make-pool 10))
         (result 0)
         (1+!    (let ((lock (make-mutex)))
                   (lambda ()
                     (with-mutex lock
                       (set! result (+ result 1)))))))
    (let loop ((i 10))
      (unless (zero? i)
        (pool-enqueue! pool (lambda ()
                              (throw 'whatever)))
        (loop (- i 1))))
    (let loop ((i 4242))
      (unless (zero? i)
        (pool-enqueue! pool 1+!)
        (loop (- i 1))))
    (let poll ()
      (unless (pool-idle? pool)
        (pk 'busy result)
        (sleep 1)
        (poll)))
    result))

(test-end)
11f0beafa57a89fa2d525f8b'>gnu</a>/<a href='/guix/log/gnu/tests?id=7e463dd16b7e273011f0beafa57a89fa2d525f8b'>tests</a>/<a href='/guix/log/gnu/tests/dict.scm?id=7e463dd16b7e273011f0beafa57a89fa2d525f8b'>dict.scm</a></div><div class='content'><table class='list nowrap'><tr class='nohover'><th class='left'>Age</th><th class='left'>Commit message (<a href='/guix/log/gnu/tests/dict.scm?id=7e463dd16b7e273011f0beafa57a89fa2d525f8b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-10-18 01:12:22 +0200'>2018-10-18</span></td><td><a href='/guix/commit/gnu/tests/dict.scm?id=39d7fdce453b0ca23ecbed72048647debbaa58a6'>services: dhcp-client: Deprecate 'dhcp-client-service' procedure.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/services/networking.scm (dhcp-client-service-type): Add default
value.
* gnu/system/examples/bare-bones.tmpl: Use (service
dhcp-client-service-type) instead of (dhcp-client-service).
* gnu/system/examples/beaglebone-black.tmpl: Likewise.
* gnu/tests/base.scm (%avahi-os): Likewise.
* gnu/tests/databases.scm (%memcached-os): Likewise.
(%mongodb-os): Likewise.
* gnu/tests/dict.scm (%dicod-os): Likewise.
* gnu/tests/mail.scm (%opensmtpd-os): Likewise.
(%exim-os): Likewise.
(%dovecot-os): Likewise.
* gnu/tests/messaging.scm (run-xmpp-test): Likewise.
(run-bitlbee-test): Likewise.
* gnu/tests/monitoring.scm (%prometheus-node-exporter-os): Likewise.
* gnu/tests/networking.scm (%inetd-os): Likewise.
(run-iptables-test): Likewise.
* gnu/tests/nfs.scm (%base-os): Likewise.
* gnu/tests/rsync.scm (%rsync-os): Likewise.
* gnu/tests/ssh.scm (run-ssh-test): Likewise.
* gnu/tests/version-control.scm (%cgit-os): Likewise.
(%git-http-os): Likewise.
(%gitolite-os): Likewise.
* gnu/tests/virtualization.scm (%libvirt-os): Likewise.
* gnu/tests/web.scm (%httpd-os): Likewise.
(%nginx-os): Likewise.
(%varnish-os): Likewise.
(%php-fpm-os): Likewise.
(%hpcguix-web-os): Likewise.
(%tailon-os): Likewise.
* tests/guix-system.sh: Likewise.
* doc/guix.texi (Networking Services): Document
'dhcp-client-service-type' and remove 'dhcp-client-service'.
</span></span></td><td>Ludovic Courtès</td></tr>