Files
aitbc/apps/blockchain-node/tests/test_gossip_broadcast.py

77 lines
2.4 KiB
Python

from __future__ import annotations
import asyncio
import pytest
from fastapi.testclient import TestClient
from aitbc_chain.app import create_app
from aitbc_chain.gossip import BroadcastGossipBackend, InMemoryGossipBackend, gossip_broker
@pytest.fixture(autouse=True)
async def reset_broker_backend():
previous_backend = InMemoryGossipBackend()
await gossip_broker.set_backend(previous_backend)
yield
await gossip_broker.set_backend(InMemoryGossipBackend())
def _run_in_thread(fn):
loop = asyncio.get_event_loop()
return loop.run_in_executor(None, fn)
@pytest.mark.asyncio
async def test_websocket_fanout_with_broadcast_backend():
backend = BroadcastGossipBackend("memory://")
await gossip_broker.set_backend(backend)
app = create_app()
loop = asyncio.get_running_loop()
def _sync_test() -> None:
with TestClient(app) as client:
with client.websocket_connect("/rpc/ws/transactions") as ws_a, client.websocket_connect(
"/rpc/ws/transactions"
) as ws_b:
payload = {
"tx_hash": "0x01",
"sender": "alice",
"recipient": "bob",
"payload": {"amount": 1},
"nonce": 0,
"fee": 0,
"type": "TRANSFER",
}
fut = asyncio.run_coroutine_threadsafe(gossip_broker.publish("transactions", payload), loop)
fut.result(timeout=5.0)
assert ws_a.receive_json() == payload
assert ws_b.receive_json() == payload
await _run_in_thread(_sync_test)
@pytest.mark.asyncio
async def test_broadcast_backend_decodes_cursorless_payload():
backend = BroadcastGossipBackend("memory://")
await gossip_broker.set_backend(backend)
app = create_app()
loop = asyncio.get_running_loop()
def _sync_test() -> None:
with TestClient(app) as client:
with client.websocket_connect("/rpc/ws/blocks") as ws:
payload = [
{"height": 1, "hash": "0xabc"},
{"height": 2, "hash": "0xdef"},
]
fut = asyncio.run_coroutine_threadsafe(gossip_broker.publish("blocks", payload), loop)
fut.result(timeout=5.0)
assert ws.receive_json() == payload
await _run_in_thread(_sync_test)