py-libp2p/tests/network/test_swarm.py

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2019-09-14 23:37:01 +08:00
import asyncio
import pytest
from tests.factories import SwarmFactory
from tests.utils import connect_swarm
@pytest.mark.asyncio
async def test_swarm_close_peer(is_host_secure):
swarms = await SwarmFactory.create_batch_and_listen(is_host_secure, 3)
# 0 <> 1 <> 2
await connect_swarm(swarms[0], swarms[1])
await connect_swarm(swarms[1], swarms[2])
# peer 1 closes peer 0
await swarms[1].close_peer(swarms[0].get_peer_id())
await asyncio.sleep(0.01)
# 0 1 <> 2
assert len(swarms[0].connections) == 0
assert (
len(swarms[1].connections) == 1
and swarms[2].get_peer_id() in swarms[1].connections
)
# peer 1 is closed by peer 2
await swarms[2].close_peer(swarms[1].get_peer_id())
await asyncio.sleep(0.01)
# 0 1 2
assert len(swarms[1].connections) == 0 and len(swarms[2].connections) == 0
await connect_swarm(swarms[0], swarms[1])
# 0 <> 1 2
assert (
len(swarms[0].connections) == 1
and swarms[1].get_peer_id() in swarms[0].connections
)
assert (
len(swarms[1].connections) == 1
and swarms[0].get_peer_id() in swarms[1].connections
)
# peer 0 closes peer 1
await swarms[0].close_peer(swarms[1].get_peer_id())
await asyncio.sleep(0.01)
# 0 1 2
assert len(swarms[1].connections) == 0 and len(swarms[2].connections) == 0
# Clean up
await asyncio.gather(*[swarm.close() for swarm in swarms])