# GNU Guix --- Functional package management for GNU
# Copyright © 2013, 2014, 2016 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2016 Jan Nieuwenhuizen <janneke@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 the `guix hash' command-line utility.
#

guix hash --version

tmpdir="guix-hash-$$"
trap 'rm -rf "$tmpdir"' EXIT

test `guix hash /dev/null` = 0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73
test `echo -n | guix hash -` = 0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73
test `guix hash -f nix-base32 /dev/null` = 0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73
test `guix hash -f hex /dev/null` = e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855
test `guix hash -f base32 /dev/null` = 4oymiquy7qobjgx36tejs35zeqt24qpemsnzgtfeswmrw6csxbkq

mkdir "$tmpdir"
echo -n executable > "$tmpdir/exe"
chmod +x "$tmpdir/exe"
( cd "$tmpdir" ; ln -s exe symlink )
mkdir "$tmpdir/subdir"

test `guix hash -r "$tmpdir"` = 10k1lw41wyrjf9mxydi0is5nkpynlsvgslinics4ppir13g7d74p

# Without '-r', this should fail.
if guix hash "$tmpdir"
then false; else true; fi

# This should fail because /dev/null is a character device, which
# the archive format doesn't support.
if guix hash -r /dev/null
then false; else true; fi

# Adding a .git directory
mkdir "$tmpdir/.git"
touch "$tmpdir/.git/foo"

# ...changes the hash
test `guix hash -r $tmpdir` = 0a50z04zyzf7pidwxv0nwbj82pgzbrhdy9562kncnvkcfvb48m59

# ...but remains the same when using `-x'
test `guix hash -r $tmpdir -x` = 10k1lw41wyrjf9mxydi0is5nkpynlsvgslinics4ppir13g7d74p

# Without '-r', this should fail.
if guix hash "$tmpdir"
then false; else true; fi

6b1f26cae5f2'>gnu</a>/<a href='/guix/log/gnu/installer?id=a8f69a2e9a5baba9930cd2a45d146b1f26cae5f2'>installer</a>/<a href='/guix/log/gnu/installer/newt?id=a8f69a2e9a5baba9930cd2a45d146b1f26cae5f2'>newt</a>/<a href='/guix/log/gnu/installer/newt/welcome.scm?id=a8f69a2e9a5baba9930cd2a45d146b1f26cae5f2'>welcome.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/installer/newt/welcome.scm?id=a8f69a2e9a5baba9930cd2a45d146b1f26cae5f2&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-04-07 22:23:51 +0200'>2019-04-07</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=a886eedfae6832afd52c65febaaffd1fbbd2dec6'>installer: Adjust welcome page message.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-03-13 23:12:43 +0100'>2019-03-13</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=59e80445882f8b0379e54916f89510c0deda6698'>Remove traces of "GuixSD".</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-01-17 14:04:27 +0100'>2019-01-17</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=a8c4b6828810e88db56ab5f0b83fa80e9c962cfa'>installer: welcome: Put "Graphical installer" ahead.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2019-01-17 14:04:23 +0100'>2019-01-17</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=6aa625c2f82332f8987247958fc18955bd8078f3'>installer: Redirect to TTY3 root shell for unguided install.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2019-01-17 14:04:21 +0100'>2019-01-17</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=113bdf6ae1819022d8c0d640b78a37c7d6b52723'>installer: Rewrite welcome page.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>
<tr><td><span title='2019-01-17 14:04:20 +0100'>2019-01-17</span></td><td><a href='/guix/commit/gnu/installer/newt/welcome.scm?id=d0f3a672dcbdfefd3556b6a21985ff0e35eed3be'>gnu: Add graphical installer support.</a><span class='msg-avail'>...</span></td><td>Mathieu Othacehe</td></tr>