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|
import asyncio
import pytest
import aioredis
async def _reader(channel, output, waiter, conn):
await conn.execute('subscribe', channel)
ch = conn.pubsub_channels[channel]
waiter.set_result(conn)
while await ch.wait_message():
msg = await ch.get()
await output.put(msg)
@pytest.mark.run_loop
async def test_publish(create_connection, redis, server, loop):
out = asyncio.Queue(loop=loop)
fut = loop.create_future()
conn = await create_connection(
server.tcp_address, loop=loop)
sub = asyncio.ensure_future(_reader('chan:1', out, fut, conn), loop=loop)
await fut
await redis.publish('chan:1', 'Hello')
msg = await out.get()
assert msg == b'Hello'
sub.cancel()
@pytest.mark.run_loop
async def test_publish_json(create_connection, redis, server, loop):
out = asyncio.Queue(loop=loop)
fut = loop.create_future()
conn = await create_connection(
server.tcp_address, loop=loop)
sub = asyncio.ensure_future(_reader('chan:1', out, fut, conn), loop=loop)
await fut
res = await redis.publish_json('chan:1', {"Hello": "world"})
assert res == 1 # recievers
msg = await out.get()
assert msg == b'{"Hello": "world"}'
sub.cancel()
@pytest.mark.run_loop
async def test_subscribe(redis):
res = await redis.subscribe('chan:1', 'chan:2')
assert redis.in_pubsub == 2
ch1 = redis.channels['chan:1']
ch2 = redis.channels['chan:2']
assert res == [ch1, ch2]
assert ch1.is_pattern is False
assert ch2.is_pattern is False
res = await redis.unsubscribe('chan:1', 'chan:2')
assert res == [[b'unsubscribe', b'chan:1', 1],
[b'unsubscribe', b'chan:2', 0]]
@pytest.mark.parametrize('create_redis', [
pytest.param(aioredis.create_redis_pool, id='pool'),
])
@pytest.mark.run_loop
async def test_subscribe_empty_pool(create_redis, server, loop, _closable):
redis = await create_redis(server.tcp_address, loop=loop)
_closable(redis)
await redis.connection.clear()
res = await redis.subscribe('chan:1', 'chan:2')
assert redis.in_pubsub == 2
ch1 = redis.channels['chan:1']
ch2 = redis.channels['chan:2']
assert res == [ch1, ch2]
assert ch1.is_pattern is False
assert ch2.is_pattern is False
res = await redis.unsubscribe('chan:1', 'chan:2')
assert res == [[b'unsubscribe', b'chan:1', 1],
[b'unsubscribe', b'chan:2', 0]]
@pytest.mark.run_loop
async def test_psubscribe(redis, create_redis, server, loop):
sub = redis
res = await sub.psubscribe('patt:*', 'chan:*')
assert sub.in_pubsub == 2
pat1 = sub.patterns['patt:*']
pat2 = sub.patterns['chan:*']
assert res == [pat1, pat2]
pub = await create_redis(
server.tcp_address, loop=loop)
await pub.publish_json('chan:123', {"Hello": "World"})
res = await pat2.get_json()
assert res == (b'chan:123', {"Hello": "World"})
res = await sub.punsubscribe('patt:*', 'patt:*', 'chan:*')
assert res == [[b'punsubscribe', b'patt:*', 1],
[b'punsubscribe', b'patt:*', 1],
[b'punsubscribe', b'chan:*', 0],
]
@pytest.mark.parametrize('create_redis', [
pytest.param(aioredis.create_redis_pool, id='pool'),
])
@pytest.mark.run_loop
async def test_psubscribe_empty_pool(create_redis, server, loop, _closable):
sub = await create_redis(server.tcp_address, loop=loop)
pub = await create_redis(server.tcp_address, loop=loop)
_closable(sub)
_closable(pub)
await sub.connection.clear()
res = await sub.psubscribe('patt:*', 'chan:*')
assert sub.in_pubsub == 2
pat1 = sub.patterns['patt:*']
pat2 = sub.patterns['chan:*']
assert res == [pat1, pat2]
await pub.publish_json('chan:123', {"Hello": "World"})
res = await pat2.get_json()
assert res == (b'chan:123', {"Hello": "World"})
res = await sub.punsubscribe('patt:*', 'patt:*', 'chan:*')
assert res == [[b'punsubscribe', b'patt:*', 1],
[b'punsubscribe', b'patt:*', 1],
[b'punsubscribe', b'chan:*', 0],
]
@pytest.redis_version(
2, 8, 0, reason='PUBSUB CHANNELS is available since redis>=2.8.0')
@pytest.mark.run_loop
async def test_pubsub_channels(create_redis, server, loop):
redis = await create_redis(
server.tcp_address, loop=loop)
res = await redis.pubsub_channels()
assert res == []
res = await redis.pubsub_channels('chan:*')
assert res == []
sub = await create_redis(
server.tcp_address, loop=loop)
await sub.subscribe('chan:1')
res = await redis.pubsub_channels()
assert res == [b'chan:1']
res = await redis.pubsub_channels('ch*')
assert res == [b'chan:1']
await sub.unsubscribe('chan:1')
await sub.psubscribe('chan:*')
res = await redis.pubsub_channels()
assert res == []
@pytest.redis_version(
2, 8, 0, reason='PUBSUB NUMSUB is available since redis>=2.8.0')
@pytest.mark.run_loop
async def test_pubsub_numsub(create_redis, server, loop):
redis = await create_redis(
server.tcp_address, loop=loop)
res = await redis.pubsub_numsub()
assert res == {}
res = await redis.pubsub_numsub('chan:1')
assert res == {b'chan:1': 0}
sub = await create_redis(
server.tcp_address, loop=loop)
await sub.subscribe('chan:1')
res = await redis.pubsub_numsub()
assert res == {}
res = await redis.pubsub_numsub('chan:1')
assert res == {b'chan:1': 1}
res = await redis.pubsub_numsub('chan:2')
assert res == {b'chan:2': 0}
res = await redis.pubsub_numsub('chan:1', 'chan:2')
assert res == {b'chan:1': 1, b'chan:2': 0}
await sub.unsubscribe('chan:1')
await sub.psubscribe('chan:*')
res = await redis.pubsub_numsub()
assert res == {}
@pytest.redis_version(
2, 8, 0, reason='PUBSUB NUMPAT is available since redis>=2.8.0')
@pytest.mark.run_loop
async def test_pubsub_numpat(create_redis, server, loop, redis):
sub = await create_redis(
server.tcp_address, loop=loop)
res = await redis.pubsub_numpat()
assert res == 0
await sub.subscribe('chan:1')
res = await redis.pubsub_numpat()
assert res == 0
await sub.psubscribe('chan:*')
res = await redis.pubsub_numpat()
assert res == 1
@pytest.mark.run_loop
async def test_close_pubsub_channels(redis, loop):
ch, = await redis.subscribe('chan:1')
async def waiter(ch):
assert not await ch.wait_message()
tsk = asyncio.ensure_future(waiter(ch), loop=loop)
redis.close()
await redis.wait_closed()
await tsk
@pytest.mark.run_loop
async def test_close_pubsub_patterns(redis, loop):
ch, = await redis.psubscribe('chan:*')
async def waiter(ch):
assert not await ch.wait_message()
tsk = asyncio.ensure_future(waiter(ch), loop=loop)
redis.close()
await redis.wait_closed()
await tsk
@pytest.mark.run_loop
async def test_close_cancelled_pubsub_channel(redis, loop):
ch, = await redis.subscribe('chan:1')
async def waiter(ch):
with pytest.raises(asyncio.CancelledError):
await ch.wait_message()
tsk = asyncio.ensure_future(waiter(ch), loop=loop)
await asyncio.sleep(0, loop=loop)
tsk.cancel()
@pytest.mark.run_loop
async def test_channel_get_after_close(create_redis, loop, server):
sub = await create_redis(
server.tcp_address, loop=loop)
pub = await create_redis(
server.tcp_address, loop=loop)
ch, = await sub.subscribe('chan:1')
await pub.publish('chan:1', 'message')
assert await ch.get() == b'message'
loop.call_soon(sub.close)
assert await ch.get() is None
with pytest.raises(aioredis.ChannelClosedError):
assert await ch.get()
@pytest.mark.run_loop
async def test_subscribe_concurrency(create_redis, server, loop):
sub = await create_redis(
server.tcp_address, loop=loop)
pub = await create_redis(
server.tcp_address, loop=loop)
async def subscribe(*args):
return await sub.subscribe(*args)
async def publish(*args):
await asyncio.sleep(0, loop=loop)
return await pub.publish(*args)
res = await asyncio.gather(
subscribe('channel:0'),
publish('channel:0', 'Hello'),
subscribe('channel:1'),
loop=loop)
(ch1,), subs, (ch2,) = res
assert ch1.name == b'channel:0'
assert subs == 1
assert ch2.name == b'channel:1'
@pytest.redis_version(
3, 2, 0, reason='PUBSUB PING is available since redis>=3.2.0')
@pytest.mark.run_loop
async def test_pubsub_ping(redis):
await redis.subscribe('chan:1', 'chan:2')
res = await redis.ping()
assert res == b'PONG'
res = await redis.ping('Hello')
assert res == b'Hello'
res = await redis.ping('Hello', encoding='utf-8')
assert res == 'Hello'
await redis.unsubscribe('chan:1', 'chan:2')
@pytest.mark.run_loop
async def test_pubsub_channel_iter(create_redis, server, loop):
sub = await create_redis(server.tcp_address, loop=loop)
pub = await create_redis(server.tcp_address, loop=loop)
ch, = await sub.subscribe('chan:1')
async def coro(ch):
lst = []
async for msg in ch.iter():
lst.append(msg)
return lst
tsk = asyncio.ensure_future(coro(ch), loop=loop)
await pub.publish_json('chan:1', {'Hello': 'World'})
await pub.publish_json('chan:1', ['message'])
await asyncio.sleep(0, loop=loop)
ch.close()
assert await tsk == [b'{"Hello": "World"}', b'["message"]']
|
