test: Add selecting the modem in create-multiparty

diff --git a/test/create-multiparty b/test/create-multiparty
index 79e98a6..692489d 100755 (executable)
--- a/test/create-multiparty
+++ b/test/create-multiparty
@@ -10,7 +10,10 @@ manager = dbus.Interface(bus.get_object('org.ofono', '/'),
 
 modems = manager.GetModems()
 
-path, properties = modems[0]
+path = modems[0][0]
+
+if (len(sys.argv) == 2):
+       path = sys.argv[1]
 
 manager = dbus.Interface(bus.get_object('org.ofono', path),
                                                'org.ofono.VoiceCallManager')