;;; 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)
bef1218cfcf61208a81f27b6b2748a7edb971179'>tests</a>/<a href='/guix/log/tests/guix-locate.sh?id=bef1218cfcf61208a81f27b6b2748a7edb971179'>guix-locate.sh</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/tests/guix-locate.sh?id=bef1218cfcf61208a81f27b6b2748a7edb971179&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-11-15 18:29:37 +0100'>2023-11-15</span></td><td><a href='/guix/commit/tests/guix-locate.sh?id=69d9a020949c77c77b449c1faf04397b95eef5b7'>locate: Accept ‘--clear’ without additional arguments.</a><span class='msg-avail'>...<span class='msg-tooltip'>Fixes a bug whereby ‘guix locate --clear’ would end with the “no files
to search for” error.

Fixes &lt;https://issues.guix.gnu.org/66799&gt;.

* guix/scripts/locate.scm (guix-locate): Do not emit “no files to search
for” error when 'clear? is set in OPTS.
* tests/guix-locate.sh: Test it.

Reported-by: Maciej Kalandyk &lt;m.kalandyk@outlook.com&gt;
Change-Id: Ib8fa125c18481d7f5408bd89df9503713527641d
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-06-18 23:44:29 +0200'>2023-06-18</span></td><td><a href='/guix/commit/tests/guix-locate.sh?id=1b7aabbc79969a89141aadd3d41d7a5329a3462e'>Add 'guix locate'.</a><span class='msg-avail'>...<span class='msg-tooltip'>* guix/scripts/locate.scm, tests/guix-locate.sh: New files.
* Makefile.am (MODULES): Add 'guix/scripts/locate.scm'.
(SH_TESTS): Add 'tests/guix-locate.sh'.
* po/guix/POTFILES.in: Add it.
* doc/guix.texi (Invoking guix locate): New node.

Co-authored-by: Antoine R. Dumont &lt;antoine.romain.dumont@gmail.com&gt;
</span></span></td><td>Ludovic Courtès</td></tr>