Dump	Systemd::Running() tests
Read	.target.stat "/sys/fs/cgroup/systemd" $[]
Return	false
Read	.target.stat "/sys/fs/cgroup/systemd" $["isdir":true]
Return	true
Dump	Systemd::SetDefaultRunlevel() tests
Log	Invalid default runlevel (must be in range 0..6): nil
Return	false
Log	Invalid default runlevel (must be in range 0..6): -1
Return	false
Log	Invalid default runlevel (must be in range 0..6): 7
Return	false
Execute	.target.bash "/bin/ln -s -f /usr/lib/systemd/system/runlevel3.target /etc/systemd/system/default.target" 0
Return	true
Execute	.target.bash "/bin/ln -s -f /usr/lib/systemd/system/runlevel5.target /etc/systemd/system/default.target" 0
Return	true
Execute	.target.bash "/bin/ln -s -f /usr/lib/systemd/system/runlevel5.target /etc/systemd/system/default.target" 1
Return	false
Dump	Systemd::DefaultRunlevel() tests
Read	.target.symlink "/etc/systemd/system/default.target" nil
Log	Cannot read symlink target of /etc/systemd/system/default.target
Return	nil
Read	.target.symlink "/etc/systemd/system/default.target" "/lib/systemd/system/runlevel3.target"
Return	3
Read	.target.symlink "/etc/systemd/system/default.target" "/lib/systemd/system/graphical.target"
Return	5
Read	.target.symlink "/etc/systemd/system/default.target" "/lib/systemd/system/unknown_default.target"
Return	nil
