#!/usr/bin/env bash
# SPDX-License-Identifier: LGPL-2.1-or-later
set -e

ANALYZE="${1:-systemd-analyze}"

$ANALYZE compare-versions 1 lt 2
$ANALYZE compare-versions 1 '<' 2
$ANALYZE compare-versions 1 le 2
$ANALYZE compare-versions 1 '<=' 2
$ANALYZE compare-versions 1 ne 2
$ANALYZE compare-versions 1 '!=' 2
( ! $ANALYZE compare-versions 1 ge 2 )
( ! $ANALYZE compare-versions 1 '>=' 2 )
( ! $ANALYZE compare-versions 1 eq 2 )
( ! $ANALYZE compare-versions 1 '==' 2 )
( ! $ANALYZE compare-versions 1 gt 2 )
( ! $ANALYZE compare-versions 1 '>' 2 )

test "$($ANALYZE compare-versions 1 2)" = '1 < 2'
test "$($ANALYZE compare-versions 2 2)" = '2 == 2'
test "$($ANALYZE compare-versions 2 1)" = '2 > 1'
test "$($ANALYZE compare-versions '' '')" = "'' == ''"

set +e

$ANALYZE compare-versions 1 2; ret1=$?
$ANALYZE compare-versions 2 2; ret2=$?
$ANALYZE compare-versions 2 1; ret3=$?

set -e

test $ret1 == 12
test $ret2 == 0
test $ret3 == 11