def test_decode_resource_record(self):
"""
Test case to decode a resource record.
"""
resource_record: ResourceRecord = ResourceRecord.decode_resource_record(BytesIO(self.resource_record_encoded),
BytesIO(self.resource_record_encoded))
self.assertEqual(resource_record.name, 'ca')
self.assertEqual(resource_record.type, self.ns_type)
self.assertEqual(resource_record.response_class, 1)
self.assertEqual(resource_record.ttl, 150873)
self.assertEqual(resource_record.rdlength, 14)
self.assertEqual(resource_record.rdata, 'x.ca-servers')
def _read_resource_records(data: BytesIO, copy_of_message: BytesIO,
num_of_records: int) -> List[ResourceRecord]:
"""
Read the resource records from the remaining dns message data.
:param data: the remaining data of the dns message to be processed
:param copy_of_message: a copy of the entire dns message, used for handling pointers in domain names
:param num_of_records: number of records to decode
:return: list of the resource records decoded
"""
list_of_records = []
for _ in range(num_of_records):
list_of_records.append(
ResourceRecord.decode_resource_record(data, copy_of_message))
return list_of_records