def setUp(self):
self.option_bytes = bytes.fromhex('0038004b'
'0001001020010db8000000000000000000000001'
'00020010ff12000000000000000000000000abcd'
'00030011') + b'\x03ntp\x08steffann\x02nl\x00' + \
bytes.fromhex('ffff000a') + b'RandomData'
self.option_object = NTPServersOption(options=[
NTPServerAddressSubOption(IPv6Address('2001:db8::1')),
NTPMulticastAddressSubOption(IPv6Address('ff12::abcd')),
NTPServerFQDNSubOption('ntp.steffann.nl.'),
UnknownNTPSubOption(65535, b'RandomData'),
])
self.parse_option()
def test_config_datatype(self):
value = NTPServerFQDNSubOption.config_datatype('ntp.steffann.nl')
self.assertEqual(value, 'ntp.steffann.nl')
with self.assertRaisesRegex(ValueError, 'letters, digits and hyphens'):
NTPServerFQDNSubOption.config_datatype('something that is not a domain name')
with self.assertRaisesRegex(ValueError, '1 to 63 characters long'):
NTPServerFQDNSubOption.config_datatype('something..bad')
with self.assertRaisesRegex(ValueError, '1 to 63 characters long'):
NTPServerFQDNSubOption.config_datatype('steffann-steffann-steffann-steffann-'
'steffann-steffann-steffann-steffann.bad')
def test_config_datatype(self):
value = NTPServerFQDNSubOption.config_datatype('ntp.steffann.nl')
self.assertEqual(value, 'ntp.steffann.nl')
with self.assertRaisesRegex(ValueError, 'letters, digits and hyphens'):
NTPServerFQDNSubOption.config_datatype('something that is not a domain name')
with self.assertRaisesRegex(ValueError, '1 to 63 characters long'):
NTPServerFQDNSubOption.config_datatype('something..bad')
with self.assertRaisesRegex(ValueError, '1 to 63 characters long'):
NTPServerFQDNSubOption.config_datatype('steffann-steffann-steffann-steffann-'
'steffann-steffann-steffann-steffann.bad')
def test_config_datatype(self):
value = NTPServerFQDNSubOption.config_datatype('ntp.steffann.nl')
self.assertEqual(value, 'ntp.steffann.nl')
with self.assertRaisesRegex(ValueError, 'Invalid label'):
NTPServerFQDNSubOption.config_datatype('something that is not a domain name')
with self.assertRaisesRegex(ValueError, 'Invalid label'):
NTPServerFQDNSubOption.config_datatype('something..bad')
with self.assertRaisesRegex(ValueError, 'Label too long'):
NTPServerFQDNSubOption.config_datatype('steffann-steffann-steffann-steffann-'
'steffann-steffann-steffann-steffann.bad')
def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError, 'must end with a 0-length label'):
NTPServerFQDNSubOption.parse(bytes.fromhex('0003000c') + b'\x08steffann\x02nl\x00')
with self.assertRaisesRegex(ValueError, 'length does not match'):
NTPServerFQDNSubOption.parse(bytes.fromhex('0003000e') + b'\x08steffann\x02nl\x00\x01')
def setUp(self):
self.option_bytes = bytes.fromhex('00030011') + b'\x03ntp\x08steffann\x02nl\x00'
self.option_object = NTPServerFQDNSubOption('ntp.steffann.nl.')
self.parse_option()
def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError, 'must end with a 0-length label'):
NTPServerFQDNSubOption.parse(bytes.fromhex('0003000c') + b'\x08steffann\x02nl\x00')
with self.assertRaisesRegex(ValueError, 'length does not match'):
NTPServerFQDNSubOption.parse(bytes.fromhex('0003000e') + b'\x08steffann\x02nl\x00\x01')