# 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
d14e88b'>packages</a>/<a href='/guix/log/po/packages/LINGUAS?id=4913828bb1f1c9f672a49c19090ba4ae8d14e88b'>LINGUAS</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/po/packages/LINGUAS?id=4913828bb1f1c9f672a49c19090ba4ae8d14e88b&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-04-11 01:21:32 +0200'>2018-04-11</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=ac6d2e35300012ddac2eea13b09e7a20cfb02520'>nls: Add Spanish translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-03-05 10:41:18 +0100'>2018-03-05</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=f285b17b35437b8d5e41e3f45b29b2090b3f1dc4'>nls: Add Simplified Chinese translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-12-06 23:02:32 +0100'>2015-12-06</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=91726b6a3b1b0f1d87d0fb76f55173f8662724a4'>nls: Add Polish translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2015-11-01 22:24:20 +0100'>2015-11-01</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=b8d2eda4a37a7e4c9fb529bd48899d87cefaf345'>nls: Add Danish translation for packages.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-12-26 23:28:13 +0100'>2014-12-26</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=bf7688fe4d8624ed9bddc8f7f3887df5f1fc3957'>nls: Add French translation for packages.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-12-03 22:52:19 +0100'>2014-12-03</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=845d48e7a1a9068e1d6df0c1e0294633c05b7c7e'>nls: Add Hungarian translation.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-07-13 23:59:48 +0200'>2014-07-13</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=4660b1e83b48e66ecf7029ab040a808bd47e5bce'>nls: Add German translation.</a></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-06-14 22:55:59 +0200'>2014-06-14</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=240a2775ded34730607b00eb1a77f2d1989f4011'>i18n: Move package descriptions from 'guix' to 'guix-packages'.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2014-06-13 17:30:40 +0200'>2014-06-13</span></td><td><a href='/guix/commit/po/packages/LINGUAS?id=ee76417972b3a749a28a627c2858c09311d9c0c5'>Separate package description translations from string translations.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>