# GNU Guix --- Functional package management for GNU
# Copyright © 2013, 2015 Ludovic Courtès <ludo@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 gc' command-line utility.
#

guix gc --version

trap "rm -f guix-gc-root" EXIT
rm -f guix-gc-root

# For some operations, passing extra arguments is an error.
for option in "" "-C 500M" "--verify" "--optimize"
do
    if guix gc $option whatever; then false; else true; fi
done

# Check the references of a .drv.
drv="`guix build guile-bootstrap -d`"
out="`guix build guile-bootstrap`"
test -f "$drv" && test -d "$out"

guix gc --references "$drv" | grep -e -bash
guix gc --references "$out"
guix gc --references "$out/bin/guile"

if guix gc --references /dev/null;
then false; else true; fi

# Add then reclaim a .drv file.
drv="`guix build idutils -d`"
test -f "$drv"

guix gc --list-dead | grep "$drv"
guix gc --delete "$drv"
! test -f "$drv"

# Add a .drv, register it as a root.
drv="`guix build --root=guix-gc-root lsh -d`"
test -f "$drv" && test -L guix-gc-root

guix gc --list-live | grep "$drv"
if guix gc --delete "$drv";
then false; else true; fi

rm guix-gc-root
guix gc --list-dead | grep "$drv"
guix gc --delete "$drv"
! test -f "$drv"

# Try a random collection.
guix gc -C 1KiB

# Check trivial error cases.
if guix gc --delete /dev/null;
then false; else true; fi

# Bug #19757
out="`guix build guile-bootstrap`"
test -d "$out"

guix gc --delete "$out"

! test -d "$out"

out="`guix build guile-bootstrap`"
test -d "$out"

guix gc --delete "$out/"

! test -d "$out"

out="`guix build guile-bootstrap`"
test -d "$out"

guix gc --delete "$out/bin/guile"
'/guix/log/gnu/services?id=78a64543a9e2bd59fce4c4577eaea53867bb44da'>services</a>/<a href='/guix/log/gnu/services/cuirass.scm?id=78a64543a9e2bd59fce4c4577eaea53867bb44da'>cuirass.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/services/cuirass.scm?id=78a64543a9e2bd59fce4c4577eaea53867bb44da&amp;showmsg=1'>Expand</a>)</th><th class='left'>Author</th></tr>
<tr><td><span title='2018-11-07 16:06:42 +0100'>2018-11-07</span></td><td><a href='/guix/commit/gnu/services/cuirass.scm?id=dcb45127e01ce2eeabc9270b64e817aa1d644672'>services: cuirass: Add 'ttl' configuration field.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>