lbry-sdk/lbry/tests/unit/stream/test_reflector.py
2019-06-20 22:50:39 -04:00

75 lines
3.4 KiB
Python

import os
import asyncio
import tempfile
import shutil
from torba.testcase import AsyncioTestCase
from lbry.conf import Config
from lbry.extras.daemon.storage import SQLiteStorage
from lbry.blob.blob_manager import BlobManager
from lbry.stream.stream_manager import StreamManager
from lbry.stream.reflector.server import ReflectorServer
class TestStreamAssembler(AsyncioTestCase):
async def asyncSetUp(self):
self.loop = asyncio.get_event_loop()
self.key = b'deadbeef' * 4
self.cleartext = os.urandom(20000000)
tmp_dir = tempfile.mkdtemp()
self.addCleanup(lambda: shutil.rmtree(tmp_dir))
self.conf = Config()
self.storage = SQLiteStorage(self.conf, os.path.join(tmp_dir, "lbrynet.sqlite"))
await self.storage.open()
self.blob_manager = BlobManager(self.loop, tmp_dir, self.storage, self.conf)
self.stream_manager = StreamManager(self.loop, Config(), self.blob_manager, None, self.storage, None)
server_tmp_dir = tempfile.mkdtemp()
self.addCleanup(lambda: shutil.rmtree(server_tmp_dir))
self.server_conf = Config()
self.server_storage = SQLiteStorage(self.server_conf, os.path.join(server_tmp_dir, "lbrynet.sqlite"))
await self.server_storage.open()
self.server_blob_manager = BlobManager(self.loop, server_tmp_dir, self.server_storage, self.server_conf)
download_dir = tempfile.mkdtemp()
self.addCleanup(lambda: shutil.rmtree(download_dir))
# create the stream
file_path = os.path.join(tmp_dir, "test_file")
with open(file_path, 'wb') as f:
f.write(self.cleartext)
self.stream = await self.stream_manager.create_stream(file_path)
async def _test_reflect_stream(self, response_chunk_size):
reflector = ReflectorServer(self.server_blob_manager, response_chunk_size=response_chunk_size)
reflector.start_server(5566, '127.0.0.1')
await reflector.started_listening.wait()
self.addCleanup(reflector.stop_server)
sent = await self.stream.upload_to_reflector('127.0.0.1', 5566)
self.assertSetEqual(
set(sent),
set(map(lambda b: b.blob_hash,
self.stream.descriptor.blobs[:-1] + [self.blob_manager.get_blob(self.stream.sd_hash)]))
)
server_sd_blob = self.server_blob_manager.get_blob(self.stream.sd_hash)
self.assertTrue(server_sd_blob.get_is_verified())
self.assertEqual(server_sd_blob.length, server_sd_blob.length)
for blob in self.stream.descriptor.blobs[:-1]:
server_blob = self.server_blob_manager.get_blob(blob.blob_hash)
self.assertTrue(server_blob.get_is_verified())
self.assertEqual(server_blob.length, blob.length)
sent = await self.stream.upload_to_reflector('127.0.0.1', 5566)
self.assertListEqual(sent, [])
async def test_reflect_stream(self):
return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=50), 3, loop=self.loop)
async def test_reflect_stream_small_response_chunks(self):
return await asyncio.wait_for(self._test_reflect_stream(response_chunk_size=30), 3, loop=self.loop)
async def test_announces(self):
to_announce = await self.storage.get_blobs_to_announce()
self.assertIn(self.stream.sd_hash, to_announce, "sd blob not set to announce")
self.assertIn(self.stream.descriptor.blobs[0].blob_hash, to_announce, "head blob not set to announce")