void contact_in_group(void **state);
void contact_not_in_group(void **state);
void contact_name_when_name_exists(void **state);
void contact_jid_when_name_not_exists(void **state);
void contact_string_when_name_exists(void **state);
void contact_string_when_name_not_exists(void **state);
void contact_string_when_default_resource(void **state);