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import asyncio
import sys
import pytest
from dbus_fast import Message, MessageType, aio, glib
from dbus_fast.service import ServiceInterface, dbus_method
from tests.util import check_gi_repository, skip_reason_no_gi
has_gi = check_gi_repository()
class ExampleInterface(ServiceInterface):
def __init__(self):
super().__init__("example.interface")
@dbus_method()
def echo_bytes(self, what: "ay") -> "ay":
return what
@pytest.mark.asyncio
async def test_aio_big_message():
"this tests that nonblocking reads and writes actually work for aio"
bus1 = await aio.MessageBus().connect()
bus2 = await aio.MessageBus().connect()
interface = ExampleInterface()
bus1.export("/test/path", interface)
# two megabytes
big_body = [bytes(1000000) * 2]
result = await bus2.call(
Message(
destination=bus1.unique_name,
path="/test/path",
interface=interface.name,
member="echo_bytes",
signature="ay",
body=big_body,
)
)
assert result.message_type == MessageType.METHOD_RETURN, result.body[0]
assert result.body[0] == big_body[0]
bus1.disconnect()
bus2.disconnect()
await asyncio.wait_for(bus1.wait_for_disconnect(), timeout=1)
await asyncio.wait_for(bus2.wait_for_disconnect(), timeout=1)
@pytest.mark.skipif(not has_gi, reason=skip_reason_no_gi)
@pytest.mark.skipif(
sys.version_info[:3][1] in (10, 11, 12, 13),
reason="segfaults on py3.10,py3.11,py3.12,py3.13",
)
def test_glib_big_message():
"this tests that nonblocking reads and writes actually work for glib"
bus1 = glib.MessageBus().connect_sync()
bus2 = glib.MessageBus().connect_sync()
interface = ExampleInterface()
bus1.export("/test/path", interface)
# two megabytes
big_body = [bytes(1000000) * 2]
result = bus2.call_sync(
Message(
destination=bus1.unique_name,
path="/test/path",
interface=interface.name,
member="echo_bytes",
signature="ay",
body=big_body,
)
)
assert result.message_type == MessageType.METHOD_RETURN, result.body[0]
assert result.body[0] == big_body[0]
bus1.disconnect()
bus2.disconnect()
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