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#!/usr/bin/env bash
set -ex
set -o pipefail
# Make sure PATH is set
systemctl show-environment | grep -q '^PATH='
# Let's add an entry and override a built-in one
systemctl set-environment PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/testaddition FOO=BAR
# Check that both are set
systemctl show-environment | grep -q '^PATH=.*testaddition$'
systemctl show-environment | grep -q '^FOO=BAR$'
systemctl daemon-reload
# Check again after the reload
systemctl show-environment | grep -q '^PATH=.*testaddition$'
systemctl show-environment | grep -q '^FOO=BAR$'
# Drop both
systemctl unset-environment FOO PATH
# Check that one is gone and the other reverted to the built-in
! (systemctl show-environment | grep -q '^FOO=$')
! (systemctl show-environment | grep -q '^PATH=.*testaddition$')
systemctl show-environment | grep -q '^PATH='
echo OK > /testok
exit 0
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