test_signals.py

import asyncio

from aiohttp.signals import Signal
from unittest.mock import Mock

signal = Signal(Mock())

async def run_signal(loop, signals):
    start = loop.time()
    for i in range(signals):
        await signal.send()
    dt = loop.time() - start
    print("Signals per second: {}".format(signals/dt))


loop = asyncio.get_event_loop()
loop.run_until_complete(run_signal(loop, 1000000))