(.module:
  [lux #*
   ["_" test (#+ Test)]
   [abstract
    [monad (#+ do)]
    [hash (#+ Hash)]
    {[0 #spec]
     [/
      ["$." equivalence]]}]
   [control
    [concurrency
     [promise (#+ Promise)]]]
   [data
    ["." text ("#\." equivalence)]]
   [math
    ["." random (#+ Random)]]
   [world
    ["." file]
    [net
     ["." uri]]]]
  ["." / #_
   ["#." type]
   ["#." extension]]
  {#program
   ["." /]})

(def: #export random
  (Random /.Artifact)
  ($_ random.and
      (random.ascii/alpha 1)
      (random.ascii/alpha 1)
      (random.ascii/alpha 1)))

(def: #export test
  Test
  (<| (_.covering /._)
      (_.for [/.Group /.Name /.Version
              /.Artifact]
             ($_ _.and
                 (_.for [/.equivalence]
                        ($equivalence.spec /.equivalence ..random))

                 (do random.monad
                   [sample ..random
                    #let [fs (: (file.System Promise)
                                (file.mock (\ file.default separator)))]]
                   (_.cover [/.uri /.path]
                            (|> (/.path fs sample)
                                (text.replace-all uri.separator (\ fs separator))
                                (text\= (/.uri sample)))))
                 
                 /type.test
                 /extension.test
                 ))))