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from dbus_next.aio import MessageBus
from dbus_next import Message
import os
import pytest
import functools
@pytest.mark.asyncio
async def test_bus_disconnect_before_reply(event_loop):
'''In this test, the bus disconnects before the reply comes in. Make sure
the caller receives a reply with the error instead of hanging.'''
bus = MessageBus()
assert not bus.connected
await bus.connect()
assert bus.connected
ping = bus.call(
Message(destination='org.freedesktop.DBus',
path='/org/freedesktop/DBus',
interface='org.freedesktop.DBus',
member='Ping'))
event_loop.call_soon(bus.disconnect)
with pytest.raises((EOFError, BrokenPipeError)):
await ping
assert bus._disconnected
assert not bus.connected
assert (await bus.wait_for_disconnect()) is None
@pytest.mark.asyncio
async def test_unexpected_disconnect(event_loop):
bus = MessageBus()
assert not bus.connected
await bus.connect()
assert bus.connected
ping = bus.call(
Message(destination='org.freedesktop.DBus',
path='/org/freedesktop/DBus',
interface='org.freedesktop.DBus',
member='Ping'))
event_loop.call_soon(functools.partial(os.close, bus._fd))
with pytest.raises(OSError):
await ping
assert bus._disconnected
assert not bus.connected
with pytest.raises(OSError):
await bus.wait_for_disconnect()
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