# GNU Guix --- Functional package management for GNU
# Copyright © 2015-2016, 2019-2020, 2022-2023 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"

tmpfile1="$module_dir/t-guix-graph1-$$"
tmpfile2="$module_dir/t-guix-graph2-$$"
trap 'rm -r "$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 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

guix graph -e + && false

# 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'
guix graph git --with-input=openssl=libressl | grep 'label = "openssl' && false

# Try --load-path
guix graph -L $module_dir dummy | grep 'label = "dummy'

# Displaying shortest paths (or lack thereof).
guix graph --path emacs vim && false

path="\
emacs
cairo
gobject-introspection
libffi"
test "`guix graph --path emacs libffi | cut -d '@' -f1`" = "$path"

# At the derivation level, there's a direct path because libffi is propagated
# via gtk+.
test "`guix graph --path -t derivation emacs libffi | wc -l`" -ge 2
fault to version 4.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-06-18 16:57:40 +0200'>2017-06-18</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=1d3be5d963418a30af6753374ac66a29dbccfdb7'>gnu: propeller-gcc-4: Add cross environment variables patch.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-06-16 00:29:21 +0200'>2017-06-16</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=9fc7cc31e232cdfe810044ff33f7210dc59f33f5'>gnu: spin2cpp: Update to 3.6.3.</a><span class='msg-avail'>...</span></td><td>Tobias Geerinckx-Rice</td></tr>
<tr><td><span title='2017-06-15 17:06:47 +0200'>2017-06-15</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=db90eb8c2bd447ab53bed80e5b0ea5105a928cdf'>gnu: Add propeller-gcc-4.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-05-24 23:29:51 +0200'>2017-05-24</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=8ea169d074d1edaa176974302c7fa3edf0264363'>gnu: arm-none-eabi-toolchain: Include libstdc++.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-05-24 23:29:44 +0200'>2017-05-24</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=9cdf48728e74c5aed0650201c2e39c82fea0ce4b'>gnu: arm-none-eabi-toolchain: Provide union of all inputs at the output.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-05-24 23:29:41 +0200'>2017-05-24</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=1a1e83366d2d9aa5b49f2dba728a1a312fc22b65'>gnu: Add libstdc++-arm-none-eabi.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-05-24 23:29:20 +0200'>2017-05-24</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=7b3318e34f4e2743254a88b908859901db960e9a'>gnu: Allow overriding of xgcc package in cross-gcc.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-05-01 01:14:27 +0200'>2017-05-01</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=7cf06d62bfd0c8a97d33c7ff8e8ba9c9322b2b7a'>gnu: Add gcc-vc4.</a><span class='msg-avail'>...</span></td><td>Danny Milosavljevic</td></tr>
<tr><td><span title='2017-03-30 17:34:34 +0200'>2017-03-30</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=67656b7a86e95dea2e0ff613dfe67ec8fb633604'>gnu: propeller-binutils: Use flex 2.6.1.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2017-03-23 14:53:33 +0200'>2017-03-23</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=0371b345e8bffb0770b1a02ddd1c248f90566e04'>Merge remote-tracking branch 'origin/master' into core-updates</a></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2017-03-22 19:27:00 +0200'>2017-03-22</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=575a6f0f8a82c9b4b60f4904dc5aefd02d490431'>gnu: binutils-vc4: Build with flex-2.6.1.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2017-03-22 16:10:45 +0200'>2017-03-22</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=493ae57ecad7313cf4820bf50cda80804653c6b8'>gnu: binutils-vc4: Set source file-name.</a><span class='msg-avail'>...</span></td><td>Efraim Flashner</td></tr>
<tr><td><span title='2017-03-05 13:49:12 +0100'>2017-03-05</span></td><td><a href='/guix/commit/gnu/packages/embedded.scm?id=8ea42482141d3f091980d52537c3eea50ec7c91e'>gnu: Add binutils-vc4.</a><span class='msg-avail'>...</span></td><td>Danny Milosavljevic</td></tr>