tests: Add initial dbus tests.

tests/dbus_test.py

@@ -0,0 +1,16 @@
+import pytest
+from janus import Queue
+
+from conftest import faker
+from pantalaimon.ui import Control, Devices, IdCounter
+
+
+class TestClass(object):
+    def test_server_account_storing(self):
+        users = [(faker.mx_id(), faker.device_id())]
+
+        queue = Queue()
+        counter = IdCounter()
+        control = Control(queue.sync_q, users, counter)
+
+        assert control.ListUsers() == users