MiNode/minode/tests/test_network.py

70 lines
2.2 KiB
Python

"""Tests for network connections"""
import logging
import os
import random
import unittest
import tempfile
import time
from minode import connection, main, shared
from minode.manager import Manager
logging.basicConfig(
level=logging.INFO,
format='[%(asctime)s] [%(levelname)s] %(message)s')
class TestNetwork(unittest.TestCase):
"""Test case starting connections"""
@classmethod
def setUpClass(cls):
shared.data_directory = tempfile.gettempdir()
def setUp(self):
shared.core_nodes.clear()
shared.unchecked_node_pool.clear()
shared.objects = {}
try:
os.remove(os.path.join(shared.data_directory, 'objects.pickle'))
except FileNotFoundError:
pass
def test_connection(self):
"""Check a normal connection - should receive objects"""
Manager.load_data()
self.assertGreaterEqual(len(shared.core_nodes), 3)
main.bootstrap_from_dns()
self.assertGreaterEqual(len(shared.unchecked_node_pool), 3)
started = time.time()
nodes = list(shared.core_nodes.union(shared.unchecked_node_pool))
random.shuffle(nodes)
for node in nodes:
# unknown = node not in shared.node_pool
# self.assertTrue(unknown)
unknown = True
shared.node_pool.discard(node)
c = connection.Connection(*node)
c.start()
connection_started = time.time()
while c.status not in ('disconnecting', 'disconnected', 'failed'):
# The addr of established connection is added to nodes pool
if unknown and c.status == 'fully_established':
unknown = False
self.assertIn(node, shared.node_pool)
if shared.objects or time.time() - connection_started > 90:
c.status = 'disconnecting'
if time.time() - started > 300:
c.status = 'disconnecting'
self.fail('Failed to receive an object in %s sec' % 300)
time.sleep(0.2)
if shared.objects: # got some objects
break
else:
self.fail('Failed to establish a proper connection')