# GNU Guix --- Functional package management for GNU
# Copyright © 2022 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/>.

#
# Test 'guix style'.
#

set -e

guix style --version

tmpdir="guix-style-$$"
trap 'rm -r "$tmpdir"' EXIT

tmpfile="$tmpdir/os.scm"
mkdir "$tmpdir"
cat > "$tmpfile" <<EOF
;;; This is a header with three semicolons.
;;;

(define-module (foo bar)
  #:use-module (guix)
  #:use-module (gnu))

;; One blank line and a page break.


;; And now, the OS.
(operating-system
  (host-name "komputilo")
  (locale "eo_EO.UTF-8")

  ;; User accounts.
  (users (cons (user-account
                 (name "alice")
                 (comment "Bob's sister")
                 (group "users")

                 ;; Groups fit on one line.
                 (supplementary-groups '("wheel" "audio" "video")))
               %base-user-accounts))

  ;; The services.
  (services
   (cons (service mcron-service-type) %base-services)))
EOF

cp "$tmpfile" "$tmpfile.bak"

initial_hash="$(guix hash "$tmpfile")"

guix style -f "$tmpfile"
if ! test "$initial_hash" = "$(guix hash "$tmpfile")"
then
    cat "$tmpfile"
    diff -u "$tmpfile.bak" "$tmpfile"
    false
fi

# Introduce random changes and try again.
sed -i "$tmpfile" -e's/ +/ /g'
! test "$initial_hash" = "$(guix hash "$tmpfile")"

guix style -f "$tmpfile"
test "$initial_hash" = "$(guix hash "$tmpfile")"
'/>
<input type='submit' value='search'/>
</form>
</td></tr></table>
<div class='path'>path: <a href='/guix/log/?id=23bc5e12d44122991062ad68a489ab10949142aa'>root</a>/<a href='/guix/log/gnu?id=23bc5e12d44122991062ad68a489ab10949142aa'>gnu</a>/<a href='/guix/log/gnu/packages?id=23bc5e12d44122991062ad68a489ab10949142aa'>packages</a>/<a href='/guix/log/gnu/packages/potassco.scm?id=23bc5e12d44122991062ad68a489ab10949142aa'>potassco.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/potassco.scm?id=23bc5e12d44122991062ad68a489ab10949142aa&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2023-05-09 19:54:27 +0200'>2023-05-09</span></td><td><a href='/guix/commit/gnu/packages/potassco.scm?id=5b58608f566ccdacd4bfbef59afba1566c37a1f7'>gnu: Add python-clinguin.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/potassco.scm (python-clinguin): New variable.
</span></span></td><td>Liliana Marie Prikler</td></tr>
<tr><td><span title='2023-04-29 10:28:39 +0200'>2023-04-29</span></td><td><a href='/guix/commit/gnu/packages/potassco.scm?id=3676e312aaf1ce10ed1d7844e871b54e04624098'>gnu: libpotassco: Unbundle catch.</a><span class='msg-avail'>...<span class='msg-tooltip'>This patch incidentally fixes a build failure caused by the bundled catch.

* gnu/packages/potassco.scm (libpotassco)[source]: Unbundle catch.
[native-inputs]: Add catch2-1.
</span></span></td><td>Liliana Marie Prikler</td></tr>
<tr><td><span title='2023-04-19 20:12:13 -0400'>2023-04-19</span></td><td><a href='/guix/commit/gnu/packages/potassco.scm?id=9df900341fa60f7a945bffd2ec00a59ece4d6f7b'>gnu: python-typing-extensions: Move to (gnu packages python-build).</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/python-xyz.scm (python-typing-extensions): Move to...
* gnu/packages/python-build.scm (python-typing-extensions): ... here.
</span></span></td><td>Maxim Cournoyer</td></tr>
<tr><td><span title='2023-04-02 11:19:21 +0200'>2023-04-02</span></td><td><a href='/guix/commit/gnu/packages/potassco.scm?id=2ebbe8e9df66d6607cafa38a79926e4c9ac0d151'>gnu: Add python-clingraph.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/potassco.scm (python-clingraph): New variable.
</span></span></td><td>Liliana Marie Prikler</td></tr>
<tr><td><span title='2023-04-02 11:19:21 +0200'>2023-04-02</span></td><td><a href='/guix/commit/gnu/packages/potassco.scm?id=383f1307c79b31f4915b3a16a5f450d4c529241b'>gnu: Separate potassco packages into their own module.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/packages/potassco.scm: New file.
* gnu/packages/maths.scm (libpotassco, clasp, clingo, python-clingo)
(python-telingo): Move to potassco module.  Adjust imports accordingly.
* gnu/packages/emacs-xyz.scm (emacs-pasp-mode): Move to potassco module.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add %D%/packages/potassco.scm.
</span></span></td><td>Liliana Marie Prikler</td></tr>