# 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

nu/packages?id=755a6027ce9347dc21cd912c4feb65c1ed0acdf7'>packages</a>/<a href='/guix/log/gnu/packages/idutils.scm?id=755a6027ce9347dc21cd912c4feb65c1ed0acdf7'>idutils.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/idutils.scm?id=755a6027ce9347dc21cd912c4feb65c1ed0acdf7&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-11-10 20:18:37 +0200'>2018-11-10</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=1de2937283b3f19abf50af77f955a5dc4313755a'>gnu: idutils: Fix building with glibc@2.28.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2017-03-30 01:30:16 +0200'>2017-03-30</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=6fd52309b8f52c9bb59fccffac53e029ce94b698'>gnu: Use HTTPS for almost all gnu.org HOME-PAGEs.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2016-05-24 11:32:27 +0300'>2016-05-24</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=b8fc36223957e42a0d4f16d0ba8f88bf7c8836e4'>gnu: Use 'emacs-minimal' instead of 'emacs-no-x'.</a><span class='msg-avail'>...</span></td><td>Alex Kost</td></tr>
<tr><td><span title='2016-04-14 10:38:21 +0300'>2016-04-14</span></td><td><a href='/guix/commit/gnu/packages/idutils.scm?id=fc1adab1487e5ea3c5f6341263df14414ba4e784'>gnu: packages: Use 'search-patches' everywhere.</a><span class='msg-avail'>...</span></td><td>Alex Kost</td></tr>