Python

from dbustesting import *class HelloService(MockService):	@dbus.service.method("org.freedesktop.HelloWorldIFace")	def Hello(self):		self.called("Hello")		return "olleH"	@dbus.service.method("org.freedesktop.HelloWorldIFace")	def Hallo(self, param):		self.called("Hallo", param)		self.HalloSig(param)		return param		@dbus.service.signal("org.freedesktop.HelloWorldIFace")	def HalloSig(self, s):		pass		class HelloServiceTest(ServiceTestCase):	def run(self):		self["hello"] = (HelloService, "org.freedesktop.HelloWorld","/org/freedesktop/HelloWorldObject")					self["hello"].WaitCall("Hello")		self["hello"].WaitCall("Hallo")		self["hello"].HalloSig("test")class HelloClientTest(ClientTestCase):	def run(self):		self["hello"] = ("org.freedesktop.HelloWorld","/org/freedesktop/HelloWorldObject", "org.freedesktop.HelloWorldIFace")					echo = self["hello"].Hello()		assert echo == "olleH"				self["hello|HalloSig"].Listen()		echo = self["hello"].Hallo("echomethis")		assert echo == "echomethis"		sigs = self["hello|HalloSig"].Wait()		assert sigs[0] == "echomethis"				self["hello|HalloSig"].Listen()		sigs = self["hello|HalloSig"].Wait()		assert sigs[0] == "test"class HelloMixedTest(MixedTestCase):	def run(self):		self["hello"] = (HelloService, "org.freedesktop.HelloWorld","/org/freedesktop/HelloWorldObject", "org.freedesktop.HelloWorldIFace")		echo = self["hello"].Hello()		assert echo == "olleH"				self["hello|HalloSig"].Listen()		echo = self["hello"].Hallo("echomethis")		assert echo == "echomethis"				sigs = self["hello|HalloSig"].Wait()		assert sigs[0] == "echomethis"				self["hello|HalloSig"].Listen()		self["hello|HalloSig"].Emit("test")		sigs = self["hello|HalloSig"].Wait()		assert sigs[0] == "test"