;;; 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)
6d058ce134b8f0693e7d87c5612757c572db5e'>gnu</a>/<a href='/guix/log/gnu/packages?id=9b6d058ce134b8f0693e7d87c5612757c572db5e'>packages</a>/<a href='/guix/log/gnu/packages/gps.scm?id=9b6d058ce134b8f0693e7d87c5612757c572db5e'>gps.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/packages/gps.scm?id=9b6d058ce134b8f0693e7d87c5612757c572db5e&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-07-09 10:01:04 +0300'>2023-07-09</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=1bd6b91368b49cc2dde21f62b6e57e65fedea524'>gnu: gpsd: Download using mirror uri.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gpsd)[source]: Rewrite source uri to use
download mirrors.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2023-03-02 11:48:10 +0200'>2023-03-02</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=4acda21217a623ceb9b262ef456d25298e0b0905'>gnu: gama: Update to 2.24.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gama): Update to 2.24.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-10-25 09:26:11 +0300'>2022-10-25</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=dec9cb985c45e3ba1e524b5391bc297a7d409e47'>gnu: gama: Update to 2.23.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gama): Update to 2.23.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-08-27 23:48:56 +0200'>2022-08-27</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=ada35de38f6b04bbc3c5d0bed198cf22e5fa22d9'>gnu: scons: Move to (gnu packages build-tools).</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-xyz.scm (scons, scons-python2): Move from here ...
* gnu/packages/build-tools.scm (scons, scons-python2): ... to here.
* gnu/packages/direct-connect.scm, gnu/packages/disk.scm,
gnu/packages/game-development.scm, gnu/packages/gps.scm,
gnu/packages/image.scm, gnu/packages/installers.scm, gnu/packages/web.scm,
gnu/packages/xdisorg.scm: Adjust module imports accordingly.
* guix/build-system/scons.scm (default-scons): Likewise.
</span></span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2022-07-31 21:55:48 -0400'>2022-07-31</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=eef8e2ec46c4155980815e00a394428c0c3de075'>gnu: qttools: Rename to qttools-5.</a><span class='msg-avail'>...<span class='msg-tooltip'>Automated with:

  git grep -l qttools | xargs sed 's/\bqttools\b/\0-5/g' -i
  git checkout NEWS
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-07-31 21:55:43 -0400'>2022-07-31</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=1ef04fb2288dade3ad2883026ae286a68ef13a1e'>gnu: qtsvg: Rename variable to qtsvg-5.</a><span class='msg-avail'>...<span class='msg-tooltip'>This is in preparation of the qtsvg update to version 6.

This change was automated via the following command:

  git grep -l '\bqtsvg\b' | xargs sed 's/qtsvg/qtsvg-5/g' -i
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-07-17 20:41:50 +0300'>2022-07-17</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=f4ac75205825a4bb3ba986f31350b39222d71670'>gnu: gama: Update to 2.21.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gama): Update to 2.21.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-06-20 14:02:27 +0200'>2022-06-20</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=723d1bbbd2292e65e0adc51b67e625e6f8eb373e'>gnu: gpxsee: Update to 11.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gpxsee): Update to 11.1.

Signed-off-by: Guillaume Le Vaillant &lt;glv@posteo.net&gt;
</span></span></td><td>Nikolay Korotkiy</td></tr>
<tr><td><span title='2022-04-29 01:47:48 +0300'>2022-04-29</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=c00906b1dde5bc47d99e7377942f0f091a4fec67'>gnu: gama: Update to 2.19.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gama): Update to 2.19.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-04-13 23:53:18 +0300'>2022-04-13</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=5743d505834a8b13778da2c969ea4e15bb7a3a75'>gnu: gama: Update to 2.18.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gama): Update to 2.18.
</span></span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2022-02-08 18:21:31 +0100'>2022-02-08</span></td><td><a href='/guix/commit/gnu/packages/gps.scm?id=97b50ba171c4a06a8228f1f1f3b4ca208afcdb93'>gnu: gpxsee: Update to 10.3.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/gps.scm (gpxsee): Update to 10.3.

Signed-off-by: Nicolas Goaziou &lt;mail@nicolasgoaziou.fr&gt;
</span></span></td><td>Nikolay Korotkiy via Guix-patches via</td></tr>