int geoclue_plugin_test_unload(void);
int geoclue_plugin_test_location(unsigned long period, LocationCallback cb, void *arg, void **handle);
int geoclue_plugin_test_cancel(void *handle, CancelCallback cb, void *arg);
int geoclue_plugin_test_unload(void);
int geoclue_plugin_test_location(unsigned long period, LocationCallback cb, void *arg, void **handle);
int geoclue_plugin_test_cancel(void *handle, CancelCallback cb, void *arg);