(.using [library [lux "*" ["_" test (.only Test)] [abstract [\\specification ["$[0]" equivalence]]] [math ["[0]" random (.only Random)]]]] [\\program ["[0]" /]]) (def: .public random (Random /.Identity) (all random.and (random.alphabetic 10) (random.alphabetic 10) )) (def: .public test Test (<| (_.covering /._) (_.for [/.User /.Password /.Identity] (all _.and (_.for [/.equivalence] ($equivalence.spec /.equivalence ..random)) ))))