# GNU Guix --- Functional package management for GNU
# Copyright © 2014 Cyril Roelandt <tipecaml@gmail.com>
#
# 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 the `guix lint' command-line utility.
#

guix lint --version

module_dir="t-guix-lint-$$"
mkdir "$module_dir"
trap "rm -rf $module_dir" EXIT


cat > "$module_dir/foo.scm"<<EOF
(define-module (foo)
  #:use-module (guix packages)
  #:use-module (gnu packages base))

(define-public dummy
  (package (inherit hello)
    (name "dummy")
    (version "42")
    (synopsis "dummy package")
    (description "dummy package. Only used for testing purposes.")))
EOF

GUIX_PACKAGE_PATH="$module_dir"
export GUIX_PACKAGE_PATH

grep_warning ()
{
    res=`echo "$1" | grep -E -c "(synopsis|description) should"`
    echo $res
}

# Three issues with the dummy package:
# 1) the synopsis starts with the package name;
# 2) the synopsis starts with a lower-case letter;
# 3) the description has a single space following the end-of-sentence period.

out=`guix lint -c synopsis,description dummy 2>&1`
if [ `grep_warning "$out"` -ne 3 ]
then false; else true; fi

out=`guix lint -c synopsis dummy 2>&1`
if [ `grep_warning "$out"` -ne 2 ]
then false; else true; fi

out=`guix lint -c description dummy 2>&1`
if [ `grep_warning "$out"` -ne 1 ]
then false; else true; fi

out=`guix lint -c description,synopsis dummy 2>&1`
if [ `grep_warning "$out"` -ne 3 ]
then false; else true; fi

if guix lint -c synopsis,invalid-checker dummy 2>&1 | \
   grep -q 'invalid-checker: invalid checker'
then true; else false; fi

# Make sure specifying multiple packages works.
guix lint -c inputs-should-be-native dummy dummy@42 dummy


# Use --load-path instead.
unset GUIX_PACKAGE_PATH

out=`guix lint -L $module_dir -c synopsis,description dummy 2>&1`
if [ `grep_warning "$out"` -ne 3 ]
then false; else true; fi

# Make sure specifying multiple packages works.
guix lint -L $module_dir -c inputs-should-be-native dummy dummy@42 dummy
e3b05e0565cfad89a0294c0d456b5&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2020-01-12 00:19:09 +0100'>2020-01-12</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=7033c7692ccbbbad8f7b9952015de071a5588e87'>daemon: Account for deleted store files when deduplication is on.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-11-29 15:54:20 +0100'>2019-11-29</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=b6b014bf42f68fcb71d37204328babb81e0e0855'>daemon: 'pathExists' uses 'statx' when available.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-11-27 00:03:03 +0100'>2019-11-27</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=fbecb5cddb2d36cc1a29dac3751b017fa531383c'>daemon: 'deletePath' uses 'statx' when available.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-08-30 01:33:45 +0200'>2019-08-30</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=546a709f202024c8a5173ad372a87ddc1c284c63'>daemon: Don't reply on 'st_blocks'.</a><span class='msg-avail'>...</span></td><td>Eelco Dolstra</td></tr>
<tr><td><span title='2017-08-18 11:31:28 +0200'>2017-08-18</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=ed464f48efd80e6439441d7a9f6d0e7988fb1272'>nix: Remove unused function.</a><span class='msg-avail'>...</span></td><td>Andy Wingo</td></tr>
<tr><td><span title='2015-12-02 19:37:59 +0200'>2015-12-02</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=79aa1a83054af1600ba235ddf305337b5df78271'>daemon: int2String -&gt; std::to_string.</a></td><td>Eelco Dolstra</td></tr>
<tr><td><span title='2015-07-03 00:30:55 +0200'>2015-07-03</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=322eeb87d0e5bb608ae1c176611a50297c93cbe8'>Merge branch 'nix'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-06-03 22:59:02 +0200'>2015-06-03</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=54c260e6ecc81f1836bda844ec8e661d51bfb867'>Merge branch 'nix'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-05-19 16:09:58 +0200'>2015-05-19</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=2bb04905f86f9c3f1d27557fbff8cbdc776560a3'>Merge branch 'nix'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-05-19 16:09:58 +0200'>2015-05-19</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=a88b8c5c985a87586159c0621974a1dfe5b9b92d'>Revert "daemon: Fix possible use-after-free."</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-05-11 23:01:20 +0200'>2015-05-11</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=1303a4a4517260def862ce7fe97e6b28dd8005e1'>daemon: Fix possible use-after-free.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-01-04 23:27:34 +0100'>2015-01-04</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=15ddeff532b517843668eef8f615838d15b4f75c'>Merge commit a1dd396cc02922372314c35c8035a38bfeea08df of branch 'nix'.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-12-19 22:47:37 +0100'>2014-12-19</span></td><td><a href='/guix/commit/nix/libutil/util.cc?id=36457566f9917dc7c0c348d012816a2ca333ef1b'>Merge branch 'nix' into 'master'.</a></td><td>Ludovic Courtès</td></tr>