134 lines
3.8 KiB
Python
134 lines
3.8 KiB
Python
import asyncio
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import multiaddr
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import pytest
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from libp2p import new_node
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from libp2p.peer.id import ID
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from libp2p.pubsub.floodsub import FloodSub
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from libp2p.pubsub.pubsub import Pubsub
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from tests.utils import (
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cleanup,
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connect,
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)
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from .configs import (
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FLOODSUB_PROTOCOL_ID,
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LISTEN_MADDR,
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)
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from .floodsub_integration_test_settings import (
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perform_test_from_obj,
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floodsub_protocol_pytest_params,
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)
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SUPPORTED_PROTOCOLS = [FLOODSUB_PROTOCOL_ID]
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# pylint: disable=too-many-locals
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@pytest.mark.asyncio
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async def test_simple_two_nodes():
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node_a = await new_node(transport_opt=[str(LISTEN_MADDR)])
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node_b = await new_node(transport_opt=[str(LISTEN_MADDR)])
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await node_a.get_network().listen(LISTEN_MADDR)
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await node_b.get_network().listen(LISTEN_MADDR)
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supported_protocols = [FLOODSUB_PROTOCOL_ID]
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topic = "my_topic"
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data = b"some data"
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floodsub_a = FloodSub(supported_protocols)
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pubsub_a = Pubsub(node_a, floodsub_a, ID(b"\x12\x20" + b"a" * 32))
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floodsub_b = FloodSub(supported_protocols)
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pubsub_b = Pubsub(node_b, floodsub_b, ID(b"\x12\x20" + b"a" * 32))
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await connect(node_a, node_b)
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await asyncio.sleep(0.25)
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sub_b = await pubsub_b.subscribe(topic)
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# Sleep to let a know of b's subscription
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await asyncio.sleep(0.25)
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await pubsub_a.publish(topic, data)
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res_b = await sub_b.get()
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# Check that the msg received by node_b is the same
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# as the message sent by node_a
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assert ID(res_b.from_id) == node_a.get_id()
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assert res_b.data == data
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assert res_b.topicIDs == [topic]
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# Success, terminate pending tasks.
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await cleanup()
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@pytest.mark.asyncio
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async def test_lru_cache_two_nodes(monkeypatch):
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# two nodes with cache_size of 4
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# `node_a` send the following messages to node_b
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message_indices = [1, 1, 2, 1, 3, 1, 4, 1, 5, 1]
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# `node_b` should only receive the following
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expected_received_indices = [1, 2, 3, 4, 5, 1]
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node_a = await new_node(transport_opt=[str(LISTEN_MADDR)])
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node_b = await new_node(transport_opt=[str(LISTEN_MADDR)])
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await node_a.get_network().listen(LISTEN_MADDR)
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await node_b.get_network().listen(LISTEN_MADDR)
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supported_protocols = SUPPORTED_PROTOCOLS
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topic = "my_topic"
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# Mock `get_msg_id` to make us easier to manipulate `msg_id` by `data`.
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def get_msg_id(msg):
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# Originally it is `(msg.seqno, msg.from_id)`
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return (msg.data, msg.from_id)
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import libp2p.pubsub.pubsub
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monkeypatch.setattr(libp2p.pubsub.pubsub, "get_msg_id", get_msg_id)
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# Initialize Pubsub with a cache_size of 4
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cache_size = 4
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floodsub_a = FloodSub(supported_protocols)
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pubsub_a = Pubsub(node_a, floodsub_a, ID(b"a" * 32), cache_size)
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floodsub_b = FloodSub(supported_protocols)
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pubsub_b = Pubsub(node_b, floodsub_b, ID(b"b" * 32), cache_size)
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await connect(node_a, node_b)
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await asyncio.sleep(0.25)
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sub_b = await pubsub_b.subscribe(topic)
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await asyncio.sleep(0.25)
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def _make_testing_data(i: int) -> bytes:
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num_int_bytes = 4
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if i >= 2**(num_int_bytes * 8):
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raise ValueError("integer is too large to be serialized")
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return b"data" + i.to_bytes(num_int_bytes, "big")
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for index in message_indices:
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await pubsub_a.publish(topic, _make_testing_data(index))
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await asyncio.sleep(0.25)
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for index in expected_received_indices:
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res_b = await sub_b.get()
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assert res_b.data == _make_testing_data(index)
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assert sub_b.empty()
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# Success, terminate pending tasks.
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await cleanup()
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@pytest.mark.parametrize(
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"test_case_obj",
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floodsub_protocol_pytest_params,
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)
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@pytest.mark.asyncio
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async def test_gossipsub_run_with_floodsub_tests(test_case_obj):
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await perform_test_from_obj(
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test_case_obj,
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FloodSub,
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)
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