# 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
    guix gc $option whatever && false
done

# This should fail.
guix gc --verify=foo && false

# 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"

guix gc --references /dev/null && false

# 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 "$drv"
guix gc --delete "$drv" && false

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.
guix gc --delete /dev/null && false

# 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"
-11 18:09:45 +0200'>2023-05-11</span></td><td><a href='/guix/commit/gnu/tests/vnstat.scm?id=d6f6b57766e95d2fa8af63d4460a2b303ca4d867'>tests: vnstat: Avoid call to 'getservbyname'.</a><span class='msg-avail'>...<span class='msg-tooltip'>This would break "make as-derivation" because /etc/services is
unavailable in the build environment:

  [ 38/ 80] loading...	 95.0% of 40 filesBacktrace:
  In guix/build/compile.scm:
      249:8 19 (compile-files "." "/gnu/store/s5nadqd6hkzivkxp33svwqslfn608ng5-guix-system-tests" ("gnu/tests/audio.scm" "gnu/tests/base.scm" "gnu/tests/ci.scm" "gnu/tests/cups.scm" "gnu/tests/d…" …) …)
  […]
  In unknown file:
	     0 (getserv "discard" "tcp")

  ERROR: In procedure getserv:
  In procedure getserv: no such service discard
  builder for `/gnu/store/…-guix-system-tests.drv' failed with exit code 1

* gnu/tests/vnstat.scm (run-vnstat-test): Hard-code 'guest-port' instead
of calling 'getservbyname'.
</span></span></td><td>Ludovic Courtès</td></tr>
<tr><td><span title='2023-05-11 16:38:29 +0200'>2023-05-11</span></td><td><a href='/guix/commit/gnu/tests/vnstat.scm?id=1e4c45b0dc1bc0bbfe064cedf22573ab70812562'>tests: Add vnstat tests.</a><span class='msg-avail'>...<span class='msg-tooltip'>* gnu/tests/vnstat.scm: New file.
* gnu/local.mk: Register it.

Signed-off-by: Ludovic Courtès &lt;ludo@gnu.org&gt;
</span></span></td><td>Bruno Victal</td></tr>