lbry-sdk/tests/functional/dht/test_iterative_find.py

28 lines
1.1 KiB
Python

from lbrynet.dht import constants
from lbrynet.dht.distance import Distance
import logging
from tests.functional.dht.dht_test_environment import TestKademliaBase
log = logging.getLogger()
class TestFindNode(TestKademliaBase):
"""
This tests the local routing table lookup for a node, every node should return the sorted k contacts closest
to the querying node (even if the key being looked up is known)
"""
network_size = 35
def test_find_node(self):
last_node_id = self.nodes[-1].node_id
to_last_node = Distance(last_node_id)
for n in self.nodes:
find_close_nodes_result = n._routingTable.findCloseNodes(last_node_id, constants.k)
self.assertEqual(len(find_close_nodes_result), constants.k)
found_ids = [c.id for c in find_close_nodes_result]
self.assertListEqual(found_ids, sorted(found_ids, key=lambda x: to_last_node(x)))
if last_node_id in [c.id for c in n.contacts]:
self.assertEqual(found_ids[0], last_node_id)
else:
self.assertNotIn(last_node_id, found_ids)