lbry-sdk/tests/client_tests/integration/test_reconnect.py
2019-06-03 16:04:15 -04:00

55 lines
2.6 KiB
Python

import logging
import asyncio
from torba.rpc import RPCSession
from torba.testcase import IntegrationTestCase
class ReconnectTests(IntegrationTestCase):
VERBOSITY = logging.WARN
async def test_connection_drop_still_receives_events_after_reconnected(self):
address1 = await self.account.receiving.get_or_create_usable_address()
self.ledger.network.client.connection_lost(Exception())
sendtxid = await self.blockchain.send_to_address(address1, 1.1337)
await self.on_transaction_id(sendtxid) # mempool
await self.blockchain.generate(1)
await self.on_transaction_id(sendtxid) # confirmed
await self.assertBalance(self.account, '1.1337')
# is it real? are we rich!? let me see this tx...
d = self.ledger.network.get_transaction(sendtxid)
# what's that smoke on my ethernet cable? oh no!
self.ledger.network.client.connection_lost(Exception())
with self.assertRaises(asyncio.CancelledError):
await d
# rich but offline? no way, no water, let's retry
with self.assertRaisesRegex(ConnectionError, 'connection is not available'):
await self.ledger.network.get_transaction(sendtxid)
# * goes to pick some water outside... * time passes by and another donation comes in
sendtxid = await self.blockchain.send_to_address(address1, 42)
await self.blockchain.generate(1)
# omg, the burned cable still works! torba is fire proof!
await self.ledger.network.get_transaction(sendtxid)
async def test_timeout_then_reconnect(self):
await self.ledger.stop()
conf = self.ledger.config
self.ledger.config['connect_timeout'] = 1
self.ledger.config['default_servers'] = [('10.0.0.1', 12)] + list(conf['default_servers'])
await self.ledger.start()
self.assertTrue(self.ledger.network.is_connected)
async def test_pick_fastest(self):
# local server that is listening but wont reply
proto = RPCSession()
proto.handle_request = lambda _: asyncio.sleep(10)
server = await self.loop.create_server(lambda: proto, host='127.0.0.1', port=1337)
await self.ledger.stop()
conf = self.ledger.config
self.ledger.config['default_servers'] = [('127.0.0.1', 1337)] + list(conf['default_servers'])
self.ledger.config['connect_timeout'] = 30
await asyncio.wait_for(self.ledger.start(), timeout=1)
self.assertTrue(self.ledger.network.is_connected)
self.assertEqual(self.ledger.network.client.server, conf['default_servers'][-1])