kumquat-buildroot/support/testing/tests/package/sample_python_dbus_fast.py
Marcin Niestroj 82522d2547 package/python-dbus-fast: new package
Signed-off-by: Marcin Niestroj <m.niestroj@grinn-global.com>
Reviewed-by: James Hilliard <james.hilliard1@gmail.com>
[yann.morin.1998@free.fr:
  - select host-cython in Config.in
  - introduce obj_path in test sample
]
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>
2023-01-02 22:33:55 +01:00

46 lines
1.2 KiB
Python

import asyncio
from dbus_fast.aio import MessageBus
from dbus_fast.service import ServiceInterface, method
import dbus_fast.introspection as intr
from dbus_fast import BusType
class SampleInterface(ServiceInterface):
def __init__(self):
super().__init__('test.interface')
@method()
def Ping(self):
pass
@method()
def ConcatStrings(self, what1: 's', what2: 's') -> 's': # noqa: F821
return what1 + what2
async def main():
bus_name = 'dbus.fast.sample'
obj_path = '/test/path'
bus = await MessageBus(bus_type=BusType.SYSTEM).connect()
bus2 = await MessageBus(bus_type=BusType.SYSTEM).connect()
await bus.request_name(bus_name)
service_interface = SampleInterface()
bus.export(obj_path, service_interface)
introspection = await bus2.introspect(bus_name, obj_path)
assert type(introspection) is intr.Node
obj = bus2.get_proxy_object(bus_name, obj_path, introspection)
interface = obj.get_interface(service_interface.name)
result = await interface.call_ping()
assert result is None
result = await interface.call_concat_strings('hello ', 'world')
assert result == 'hello world'
asyncio.run(main())