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|
(.module:
[lux #*
["_" test (#+ Test)]
[abstract
[monad (#+ do)]
{[0 #spec]
[/
["$." equivalence]
["$." codec]]}]
[control
["." try]
["." exception]]
[data
["." binary (#+ Binary)]
[number
["n" nat]]
[text
["%" format (#+ format)]]]
[math
["." random (#+ Random)]]]
{#program
["." /]}
[test
[lux
[data
["_." binary]]]])
(def: (random hash)
(All [h]
(-> (-> Binary (/.Hash h))
(Random (/.Hash h))))
(do {! random.monad}
[size (:: ! map (n.% 100) random.nat)]
(:: ! map hash (_binary.random size))))
(def: #export test
Test
(<| (_.covering /._)
(_.with-cover [/.Hash /.SHA-1 /.MD5])
(`` ($_ _.and
(_.with-cover [/.equivalence]
($_ _.and
($equivalence.spec /.equivalence (..random /.sha-1))
($equivalence.spec /.equivalence (..random /.md5))
))
(_.with-cover [/.data]
($_ _.and
(~~ (template [<hash> <constructor> <exception>]
[(do random.monad
[expected (..random <hash>)]
(_.cover [<hash> <constructor> <exception>]
(and (case (<constructor> (/.data expected))
(#try.Success actual)
(:: /.equivalence = expected actual)
(#try.Failure error)
false)
(case (<constructor> (:: binary.monoid compose
(/.data expected)
(/.data expected)))
(#try.Success actual)
false
(#try.Failure error)
(exception.match? <exception> error)))))]
[/.sha-1 /.as-sha-1 /.not-a-sha-1]
[/.md5 /.as-md5 /.not-a-md5]
))))
(~~ (template [<codec> <hash>]
[(_.with-cover [<codec>]
($codec.spec /.equivalence <codec> (..random <hash>)))]
[/.sha-1-codec /.sha-1]
[/.md5-codec /.md5]
))
(_.with-cover [/.not-a-hash]
($_ _.and
(~~ (template [<codec> <hash>]
[(do random.monad
[expected (..random <hash>)]
(_.cover [<codec>]
(case (:: <codec> decode
(format (:: <codec> encode expected)
"AABBCC"))
(#try.Success actual)
false
(#try.Failure error)
(exception.match? /.not-a-hash error))))]
[/.sha-1-codec /.sha-1]
[/.md5-codec /.md5]
))))
))))
|
