0.6.0: test suite is failing

I'm not sure am I executing it correctly
+ PYTHONPATH=/home/tkloczko/rpmbuild/BUILDROOT/python-pydbus-0.6.0-13.fc33.x86_64/usr/lib64/python3.8/site-packages
+ xvfb-run -a /usr/bin/python3 setup.py test
running test
WARNING: Testing via this command is deprecated and will be removed in a future version. Users looking for a generic test entry point independent of test runner are encouraged to use tox.
running egg_info
writing pydbus.egg-info/PKG-INFO
writing dependency_links to pydbus.egg-info/dependency_links.txt
writing top-level names to pydbus.egg-info/top_level.txt
reading manifest file 'pydbus.egg-info/SOURCES.txt'
reading manifest template 'MANIFEST.in'
writing manifest file 'pydbus.egg-info/SOURCES.txt'
running build_ext
Traceback (most recent call last):
  File "setup.py", line 8, in <module>
    setup(
  File "/usr/lib/python3.8/site-packages/setuptools/__init__.py", line 144, in setup
    return distutils.core.setup(**attrs)
  File "/usr/lib64/python3.8/distutils/core.py", line 148, in setup
    dist.run_commands()
  File "/usr/lib64/python3.8/distutils/dist.py", line 966, in run_commands
    self.run_command(cmd)
  File "/usr/lib64/python3.8/distutils/dist.py", line 985, in run_command
    cmd_obj.run()
  File "/usr/lib/python3.8/site-packages/setuptools/command/test.py", line 238, in run
    self.run_tests()
  File "/usr/lib/python3.8/site-packages/setuptools/command/test.py", line 256, in run_tests
    test = unittest.main(
  File "/usr/lib64/python3.8/unittest/main.py", line 100, in __init__
    self.parseArgs(argv)
  File "/usr/lib64/python3.8/unittest/main.py", line 124, in parseArgs
    self._do_discovery(argv[2:])
  File "/usr/lib64/python3.8/unittest/main.py", line 244, in _do_discovery
    self.createTests(from_discovery=True, Loader=Loader)
  File "/usr/lib64/python3.8/unittest/main.py", line 154, in createTests
    self.test = loader.discover(self.start, self.pattern, self.top)
  File "/usr/lib64/python3.8/unittest/loader.py", line 349, in discover
    tests = list(self._find_tests(start_dir, pattern))
  File "/usr/lib64/python3.8/unittest/loader.py", line 405, in _find_tests
    tests, should_recurse = self._find_test_path(
  File "/usr/lib64/python3.8/unittest/loader.py", line 483, in _find_test_path
    tests = self.loadTestsFromModule(package, pattern=pattern)
  File "/usr/lib/python3.8/site-packages/setuptools/command/test.py", line 55, in loadTestsFromModule
    tests.append(self.loadTestsFromName(submodule))
  File "/usr/lib64/python3.8/unittest/loader.py", line 191, in loadTestsFromName
    return self.loadTestsFromModule(obj)
  File "/usr/lib/python3.8/site-packages/setuptools/command/test.py", line 55, in loadTestsFromModule
    tests.append(self.loadTestsFromName(submodule))
  File "/usr/lib64/python3.8/unittest/loader.py", line 154, in loadTestsFromName
    module = __import__(module_name)
  File "/home/tkloczko/rpmbuild/BUILD/pydbus-0.6.0/examples/clientserver/client.py", line 12, in <module>
    the_object = bus.get("net.lew21.pydbus.ClientServerExample")
  File "/home/tkloczko/rpmbuild/BUILD/pydbus-0.6.0/pydbus/proxy.py", line 44, in get
    ret = self.con.call_sync(
gi.repository.GLib.Error: g-dbus-error-quark: GDBus.Error:org.freedesktop.DBus.Error.ServiceUnknown: The name net.lew21.pydbus.ClientServerExample was not provided by any .service files (2)
error: Bad exit status from /var/tmp/rpm-tmp.2AwviD (%check)
/home/tkloczko/rpmbuild/BUILDROOT/python-pydbus-0.6.0-13.fc33.x86_64/usr/lib64/python3.8/site-packages it is the path where all files have been installed.
LEW21 / pydbus

0.6.0: test suite is failing #91
