check_once_cc_seq_fetch_creds_next
check_once_cc_seq_fetch_creds_next(context, iterator, 0, CC_NOERROR, "iterating over an empty ccache");
check_once_cc_seq_fetch_creds_next(context, iterator, 1, CC_NOERROR, "iterating over a ccache with 1 cred");
check_once_cc_seq_fetch_creds_next(context, iterator, 1000, CC_NOERROR, "iterating over a ccache with 1000 creds");
cc_result check_once_cc_seq_fetch_creds_next(apiCB *context, ccache_cit *iterator, cc_uint32 expected_count, cc_result expected_err, const char *description);