check_once_cc_ccache_iterator_next
check_once_cc_ccache_iterator_next(iterator, 0, ccNoError, "iterating over an empty collection");
check_once_cc_ccache_iterator_next(iterator, 1, ccNoError, "iterating over a collection of 1 ccache");
check_once_cc_ccache_iterator_next(iterator, 1000, ccNoError, "iterating over a collection of 1000 ccache");
cc_int32 check_once_cc_ccache_iterator_next(cc_ccache_iterator_t iterator, cc_uint32 expected_count, cc_int32 expected_err, const char *description);