Sample run
```
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
:: Test
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
:: [ 17:14:21 ] :: [ LOG ] :: ip tuntap tests
:: [ 17:14:21 ] :: [ BEGIN ] :: Running '/usr/bin/python3 /usr/bin/ip-tuntap-tests.py'
test_add_tap (__main__.IPTuntapTests) ... fopen /sys/class/net/ip6gre0/tun_flags: No such file or directory
fopen /sys/class/net/wlan0/tun_flags: No such file or directory
ok
ok
test_add_tun_user_group (__main__.IPTuntapTests) ... fopen /sys/class/net/ip6gre0/tun_flags: No such file or directory
ok
----------------------------------------------------------------------
Ran 3 tests in 0.049s
OK
:: [ 17:14:21 ] :: [ PASS ] :: Command '/usr/bin/python3 /usr/bin/ip-tuntap-tests.py' (Expected 0, got 0)
::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::::
:: Duration: 0s
:: Assertions: 1 good, 0 bad
:: RESULT: PASS
```
