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import asyncio
from dataclasses import dataclass
from typing import AsyncIterator
import pytest
import aristaproto
from aristaproto.grpc.util.async_channel import AsyncChannel
@dataclass
class Message(aristaproto.Message):
body: str = aristaproto.string_field(1)
@pytest.fixture
def expected_responses():
return [Message("Hello world 1"), Message("Hello world 2"), Message("Done")]
class ClientStub:
async def connect(self, requests: AsyncIterator):
await asyncio.sleep(0.1)
async for request in requests:
await asyncio.sleep(0.1)
yield request
await asyncio.sleep(0.1)
yield Message("Done")
async def to_list(generator: AsyncIterator):
return [value async for value in generator]
@pytest.fixture
def client():
# channel = Channel(host='127.0.0.1', port=50051)
# return ClientStub(channel)
return ClientStub()
@pytest.mark.asyncio
async def test_send_from_before_connect_and_close_automatically(
client, expected_responses
):
requests = AsyncChannel()
await requests.send_from(
[Message(body="Hello world 1"), Message(body="Hello world 2")], close=True
)
responses = client.connect(requests)
assert await to_list(responses) == expected_responses
@pytest.mark.asyncio
async def test_send_from_after_connect_and_close_automatically(
client, expected_responses
):
requests = AsyncChannel()
responses = client.connect(requests)
await requests.send_from(
[Message(body="Hello world 1"), Message(body="Hello world 2")], close=True
)
assert await to_list(responses) == expected_responses
@pytest.mark.asyncio
async def test_send_from_close_manually_immediately(client, expected_responses):
requests = AsyncChannel()
responses = client.connect(requests)
await requests.send_from(
[Message(body="Hello world 1"), Message(body="Hello world 2")], close=False
)
requests.close()
assert await to_list(responses) == expected_responses
@pytest.mark.asyncio
async def test_send_individually_and_close_before_connect(client, expected_responses):
requests = AsyncChannel()
await requests.send(Message(body="Hello world 1"))
await requests.send(Message(body="Hello world 2"))
requests.close()
responses = client.connect(requests)
assert await to_list(responses) == expected_responses
@pytest.mark.asyncio
async def test_send_individually_and_close_after_connect(client, expected_responses):
requests = AsyncChannel()
await requests.send(Message(body="Hello world 1"))
await requests.send(Message(body="Hello world 2"))
responses = client.connect(requests)
requests.close()
assert await to_list(responses) == expected_responses
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