;;; 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)
f0729533c791d06cd0d3f001fb5df03eacb433'>gnu</a>/<a href='/guix/log/gnu/packages?id=daf0729533c791d06cd0d3f001fb5df03eacb433'>packages</a>/<a href='/guix/log/gnu/packages/sdl.scm?id=daf0729533c791d06cd0d3f001fb5df03eacb433'>sdl.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/sdl.scm?id=daf0729533c791d06cd0d3f001fb5df03eacb433&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2022-10-23 14:40:32 +0200'>2022-10-23</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=083e6b209b8e5a3b54966efcf6f4142f3e9ac548'>gnu: guile-sdl2: Update to 0.8.0.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/sdl.scm (guile-sdl2): Update to 0.8.0.
</span></span></td><td>Liliana Marie Prikler</td></tr>
<tr><td><span title='2022-10-04 20:40:46 +0200'>2022-10-04</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=c264265abd7f0aa8d62c301dc22bc72cc2055b0e'>gnu: sdl2: Use ibus-minimal instead of ibus.</a><span class='msg-avail'>...<span class='msg-tooltip'>This prevents an input cycle between GTK -&gt; ffmpeg -&gt; sdl2 -&gt; ibus -&gt; GTK.

* gnu/packages/sdl.scm (sdl2)[inputs]: Replace ibus with ibus-minimal.
</span></span></td><td>Liliana Marie Prikler</td></tr>
<tr><td><span title='2022-10-02 23:18:42 +0200'>2022-10-02</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=782c7455e1ea3785e8c7e9b300d55c9ebb441a35'>gnu: ffmpeg@4: Build against SDL2 2.0 so 'ffplay' gets built.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/58090&gt;.
Reported by Zhu Zihao &lt;all_but_last@163.com&gt;.

* gnu/packages/sdl.scm (sdl2-2.0): New variable.
* gnu/packages/video.scm (ffmpeg-4)[inputs]: New field.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2022-09-13 00:20:33 -0400'>2022-09-13</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=f24bf279d41fab25ceb3fcc88bcd5da6fb1404ae'>gnu: sdl2: Update to 2.24.0, use gexps and remove input labels.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/sdl.scm (sdl2): Update to 2.24.0.
[arguments]: Use gexps.
[inputs]: Use modify-inputs and remove labels.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-09-01 19:08:12 -0400'>2022-09-01</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=bd638a8ad6140db87851a86faae89e736e148f3d'>gnu: Delete mono and dependent packages.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/55026&gt;.

* gnu/packages/mono.scm: Delete file.
* gnu/packages/patches/mono-mdoc-timestamping.patch: Likewise.
* gnu/local.mk (GNU_SYSTEM_MODULES): De-register module file.
(dist_patch_DATA): Re-register patch file.
* gnu/packages/game-development.scm (fna): Delete variable.
* gnu/packages/gl.scm (mojoshader-cs): Likewise.
* gnu/packages/sdl.scm (sdl2-cs): Likewise.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2022-09-01 16:05:12 +0300'>2022-09-01</span></td><td><a href='/guix/commit/gnu/packages/sdl.scm?id=f04325c92fa8b700619834500e1f3497ac9150b1'>bug#22020: [PATCH] gnu: guile-sdl: Update to 0.6.1.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes &lt;https://issues.guix.gnu.org/22020&gt;.

* gnu/packages/sdl.scm (guile-sdl): Update to 0.6.1.

Signed-off-by: Efraim Flashner &lt;efraim@flashner.co.il&gt;
</span></span></td><td>Thiago Jung Bauermann</td></tr>