# 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
283b323fc8176df75972bab2'>packages</a>/<a href='/guix/log/gnu/packages/zile.scm?id=8a442e5db2989df6283b323fc8176df75972bab2'>zile.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/zile.scm?id=8a442e5db2989df6283b323fc8176df75972bab2&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-03-14 17:37:20 +0100'>2018-03-14</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=8c72ed923d77ee55989965bb02628043799b9548'>Merge branch 'master' into core-updates</a></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2018-03-11 22:04:40 +0100'>2018-03-11</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=189be331acfda1c242a9c85fca8d2a0356742f48'>build-system/gnu: Add 'bootstrap' phase.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-09 23:24:34 +0100'>2018-03-09</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=464f5447396fcec9b43f7eab71d5d42b522a157f'>gnu: 'autoconf-wrapper' is no longer a procedure.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-10-07 17:08:32 +0200'>2017-10-07</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=9070ca4479273d9a79f00a99da1d6406cb1d6e36'>gnu: zile: Update to 2.4.14.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-01-03 18:16:01 +0100'>2017-01-03</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=70c63411109de5a6098f9d8396eed6cd569dc5e8'>gnu: Add Zile-on-Guile.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2016-10-19 17:10:17 +0300'>2016-10-19</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=c11933c920dd7b7cdf68e13e6b3718602129210a'>gnu: zile: Use 'modify-phases' syntax.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2016-10-19 17:10:17 +0300'>2016-10-19</span></td><td><a href='/guix/commit/gnu/packages/zile.scm?id=fa216a4d017828819ae4c3e25b3f69e07729f046'>gnu: zile: Update to 2.4.13.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>