def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError,
'must end with a 0-length label'):
DomainSearchListOption.parse(
bytes.fromhex('0018000c') + b'\x08steffann\x02nl\x00')
with self.assertRaisesRegex(ValueError, 'exceeds available buffer'):
DomainSearchListOption.parse(
bytes.fromhex('0018000e') + b'\x08steffann\x02nl\x00\x01')
def combine(
self, existing_options: Iterable[DomainSearchListOption]
) -> DomainSearchListOption:
"""
Combine multiple options into one.
:param existing_options: The existing options to include domain names from
:return: The combined option
"""
domains = []
# Add from existing options first
for option in existing_options:
for domain in option.search_list:
if domain not in domains:
domains.append(domain)
# Then add our own
for domain in self.option.dns_servers:
if domain not in domains:
domains.append(domain)
# And return a new option with the combined addresses
return DomainSearchListOption(search_list=domains)
def test_bad_option_length(self):
with self.assertRaisesRegex(ValueError, 'must end with a 0-length label'):
DomainSearchListOption.parse(bytes.fromhex('0018000c') + b'\x08steffann\x02nl\x00')
with self.assertRaisesRegex(ValueError, 'exceeds available buffer'):
DomainSearchListOption.parse(bytes.fromhex('0018000e') + b'\x08steffann\x02nl\x00\x01')
def __init__(self, search_list: [str]):
option = DomainSearchListOption(search_list=search_list)
option.validate()
super().__init__(option)
def setUp(self):
self.option_bytes = bytes.fromhex(
'0018000d') + b'\x08steffann\x02nl\x00'
self.option_object = DomainSearchListOption(
search_list=['steffann.nl'])
self.parse_option()
def __init__(self, search_list: Iterable[str], always_send: bool = False):
option = DomainSearchListOption(search_list=search_list)
option.validate()
super().__init__(option, always_send=always_send)
def __init__(self, search_list: Iterable[str], always_send: bool = False):
option = DomainSearchListOption(search_list=search_list)
option.validate()
super().__init__(option, always_send=always_send)