72 lines
3.1 KiB
Python
72 lines
3.1 KiB
Python
import logging
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import asyncio
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from unittest.mock import Mock
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from torba.client.baseledger import BaseLedger
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from torba.client.basenetwork import BaseNetwork
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from torba.rpc import RPCSession
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from torba.testcase import IntegrationTestCase, AsyncioTestCase
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class ReconnectTests(IntegrationTestCase):
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VERBOSITY = logging.WARN
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async def test_connection_drop_still_receives_events_after_reconnected(self):
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address1 = await self.account.receiving.get_or_create_usable_address()
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self.ledger.network.client.connection_lost(Exception())
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sendtxid = await self.blockchain.send_to_address(address1, 1.1337)
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await self.on_transaction_id(sendtxid) # mempool
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await self.blockchain.generate(1)
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await self.on_transaction_id(sendtxid) # confirmed
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await self.assertBalance(self.account, '1.1337')
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# is it real? are we rich!? let me see this tx...
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d = self.ledger.network.get_transaction(sendtxid)
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# what's that smoke on my ethernet cable? oh no!
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self.ledger.network.client.connection_lost(Exception())
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with self.assertRaises(asyncio.CancelledError):
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await d
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# rich but offline? no way, no water, let's retry
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with self.assertRaisesRegex(ConnectionError, 'connection is not available'):
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await self.ledger.network.get_transaction(sendtxid)
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# * goes to pick some water outside... * time passes by and another donation comes in
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sendtxid = await self.blockchain.send_to_address(address1, 42)
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await self.blockchain.generate(1)
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# omg, the burned cable still works! torba is fire proof!
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await self.ledger.network.get_transaction(sendtxid)
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async def test_timeout_then_reconnect(self):
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await self.conductor.spv_node.stop()
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self.assertFalse(self.ledger.network.is_connected)
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await self.conductor.spv_node.start(self.conductor.blockchain_node)
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await self.ledger.network.on_connected.first
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self.assertTrue(self.ledger.network.is_connected)
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class ServerPickingTestCase(AsyncioTestCase):
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async def _make_fake_server(self, latency=1.0, port=1337):
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# local fake server with artificial latency
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proto = RPCSession()
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proto.handle_request = lambda _: asyncio.sleep(latency)
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server = await self.loop.create_server(lambda: proto, host='127.0.0.1', port=port)
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self.addCleanup(server.close)
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return ('127.0.0.1', port)
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async def test_pick_fastest(self):
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ledger = Mock(config={
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'default_servers': [
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await self._make_fake_server(latency=1.5, port=1340),
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await self._make_fake_server(latency=0.1, port=1337),
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await self._make_fake_server(latency=1.0, port=1339),
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await self._make_fake_server(latency=0.5, port=1338),
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],
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'connect_timeout': 30
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})
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network = BaseNetwork(ledger)
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self.addCleanup(network.stop)
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asyncio.ensure_future(network.start())
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await asyncio.wait_for(network.on_connected.first, timeout=1)
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self.assertTrue(network.is_connected)
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self.assertEqual(network.client.server, ('127.0.0.1', 1337))
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