# GNU Guix --- Functional package management for GNU
# Copyright © 2015, 2016, 2019 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2019 Simon Tournier <zimon.toutoune@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 graph' command-line utility.
#

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

tmpfile1="$module_dir/t-guix-graph1-$$"
tmpfile2="$module_dir/t-guix-graph2-$$"
trap 'rm -f "$tmpfile1" "$tmpfile2"' 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 graph --version

for package in guile-bootstrap coreutils python
do
    for graph in package bag-emerged bag bag-with-origins
    do
	guix graph -t "$graph" "$package" | grep "$package"
    done
done

guix build guile-bootstrap
guix graph -t references guile-bootstrap | grep guile-bootstrap

guix graph -e '(@ (gnu packages bootstrap) %bootstrap-guile)' \
    | grep guile-bootstrap

if guix graph -e +; then false; else true; fi

# Try passing store file names.

guix graph -t references guile-bootstrap > "$tmpfile1"
guix graph -t references `guix build guile-bootstrap` > "$tmpfile2"
cmp "$tmpfile1" "$tmpfile2"

# XXX: Filter the file names in the graph to work around the fact that we get
# a mixture of relative and absolute file names.
guix graph -t derivation coreutils > "$tmpfile1"
guix graph -t derivation `guix build -d coreutils` > "$tmpfile2"
cmp "$tmpfile1" "$tmpfile2"

# Try package transformation options.
guix graph git | grep 'label = "openssl'
guix graph git --with-input=openssl=libressl | grep 'label = "libressl'
if guix graph git --with-input=openssl=libressl | grep 'label = "openssl'
then false; else true; fi

# Try --load-path
guix graph -L $module_dir dummy | grep 'label = "dummy'
4207f371ea&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2019-02-10 21:04:22 +0100'>2019-02-10</span></td><td><a href='/guix/commit/gnu/packages/ninja.scm?id=18df1ab122b81f8147c2f8e5cf937bc62ebd292d'>gnu: ninja: Update to 1.9.0.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2018-02-26 20:58:14 +0100'>2018-02-26</span></td><td><a href='/guix/commit/gnu/packages/ninja.scm?id=6d796220c417a34100c282a7fa1f9afb6ac00339'>gnu: ninja: Patch /bin/echo in the correct file.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2018-02-26 20:37:04 +0100'>2018-02-26</span></td><td><a href='/guix/commit/gnu/packages/ninja.scm?id=d0de4c40e24ee52e4382ee2ac82088932ab49099'>gnu: ninja: Patch hard-coded /bin/echo reference.</a><span class='msg-avail'>...</span></td><td>Marius Bakke</td></tr>
<tr><td><span title='2018-01-19 13:19:33 +0100'>2018-01-19</span></td><td><a href='/guix/commit/gnu/packages/ninja.scm?id=5bb12e1462c4ecfbed829b09ed011853dd74209d'>gnu: ninja: Update to 1.8.2.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>