Files
py-libp2p/tests/core/host/test_ping.py
2025-03-27 14:21:45 -06:00

76 lines
2.1 KiB
Python

import secrets
import pytest
import trio
from libp2p.host.ping import (
ID,
PING_LENGTH,
PingService,
)
from tests.utils.factories import (
host_pair_factory,
)
@pytest.mark.trio
async def test_ping_once(security_protocol):
async with host_pair_factory(security_protocol=security_protocol) as (
host_a,
host_b,
):
stream = await host_b.new_stream(host_a.get_id(), (ID,))
some_ping = secrets.token_bytes(PING_LENGTH)
await stream.write(some_ping)
await trio.sleep(0.01)
some_pong = await stream.read(PING_LENGTH)
assert some_ping == some_pong
await stream.close()
SOME_PING_COUNT = 3
@pytest.mark.trio
async def test_ping_several(security_protocol):
async with host_pair_factory(security_protocol=security_protocol) as (
host_a,
host_b,
):
stream = await host_b.new_stream(host_a.get_id(), (ID,))
for _ in range(SOME_PING_COUNT):
some_ping = secrets.token_bytes(PING_LENGTH)
await stream.write(some_ping)
some_pong = await stream.read(PING_LENGTH)
assert some_ping == some_pong
# NOTE: simulate some time to sleep to mirror a real
# world usage where a peer sends pings on some periodic interval
# NOTE: this interval can be `0` for this test.
await trio.sleep(0)
await stream.close()
@pytest.mark.trio
async def test_ping_service_once(security_protocol):
async with host_pair_factory(security_protocol=security_protocol) as (
host_a,
host_b,
):
ping_service = PingService(host_b)
rtts = await ping_service.ping(host_a.get_id())
assert len(rtts) == 1
assert rtts[0] < 10**6
@pytest.mark.trio
async def test_ping_service_several(security_protocol):
async with host_pair_factory(security_protocol=security_protocol) as (
host_a,
host_b,
):
ping_service = PingService(host_b)
rtts = await ping_service.ping(host_a.get_id(), ping_amt=SOME_PING_COUNT)
assert len(rtts) == SOME_PING_COUNT
for rtt in rtts:
assert rtt < 10**6