# GNU Guix --- Functional package management for GNU
# Copyright © 2013, 2015, 2017, 2018, 2019 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

# Below we are using 'drv' and 'out' to contain store file names.  If 'drv'
# and 'out' are environment variables, 'list-runtime-roots' will "see" them
# and thus prevent $drv and $out from being garbage-collected.  Using 'unset'
# allows us to make sure these are truly local shell variables and not
# environments variables.
unset drv
unset out

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

# This should fail.
if guix gc --verify=foo; then false; else true; fi

# 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

# Check derivers.
guix gc --derivers "$out" | grep "$drv"

# 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-roots | grep "$PWD/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"
-import' returns a list rather than a stream.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-12-11 12:12:58 +0100'>2019-12-11</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=ddd59159004ca73c9449a27945116ff5069c3743'>import: utils: 'recursive-import' returns packages in topological order.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2019-07-25 00:16:41 +0200'>2019-07-25</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=81c3dc32244a17241d74eea9fa265edfcb326f6d'>maint: Switch to Guile-JSON 3.x.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2018-02-16 11:10:12 +0100'>2018-02-16</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=5e2495d09e5ad78f8ebb6bfa6fb4ff09fb305ec4'>import: utils: 'alist-&gt;package' allows false license.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-10-06 14:16:24 +0200'>2017-10-06</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=8b920d707ed07a3251227f77526cf875d86a4417'>import: Use a 'file://' URL in 'alist-&gt;package' test.</a><span class='msg-avail'>...</span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2017-09-28 13:10:11 +0200'>2017-09-28</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=5e892bc365a3da0d30a0982783ee2ab82ee090f8'>import: Add generic data to package converter.</a><span class='msg-avail'>...</span></td><td>Ricardo Wurmus</td></tr>
<tr><td><span title='2016-09-28 13:17:15 +0200'>2016-09-28</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=11e296ef3092de1e5b659822d4dad4465abad34f'>import: utils: Refactor license-&gt;symbol.</a><span class='msg-avail'>...</span></td><td>David Craven</td></tr>
<tr><td><span title='2016-04-03 14:19:09 +0200'>2016-04-03</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=a9edb211e733b8b34e67ec3b4450567e9376986f'>build: Add a Guile custom test driver using SRFI-64.</a><span class='msg-avail'>...</span></td><td>Mathieu Lirzin</td></tr>
<tr><td><span title='2016-01-20 22:06:25 +1000'>2016-01-20</span></td><td><a href='/guix/commit/tests/import-utils.scm?id=a132f7d68f4c61133c0c97d8e5125c48f7205ac9'>tests: Move beatify-description tests to import-tests.</a><span class='msg-avail'>...</span></td><td>Ben Woodcroft</td></tr>