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|
(.module:
[library
[lux "*"
["_" test {"+" [Test]}]
[abstract
[monad {"+" [do]}]
[\\specification
["$." equivalence]
["$." hash]]]
[control
["." maybe]]
[data
[collection
["." list]
["." set {"+" [Set]}]]]
[math
["." random {"+" [Random]}]
[number
["n" nat]]]]]
[\\library
["." /]])
(with_expansions [<resolutions> (as_is /.svga
/.wsvga
/.xga
/.xga+
/.wxga/16:9
/.wxga/5:3
/.wxga/16:10
/.sxga
/.wxga+
/.hd+
/.wsxga+
/.fhd
/.wuxga
/.wqhd
/.uhd_4k)]
(def: listing
(List /.Resolution)
(list <resolutions>))
(def: catalogue
(Set /.Resolution)
(set.of_list /.hash ..listing))
(def: .public random
(Random /.Resolution)
(let [count (list.size ..listing)]
(do [! random.monad]
[choice (\ ! each (n.% count) random.nat)]
(in (maybe.trusted (list.item choice ..listing))))))
(def: .public test
Test
(<| (_.covering /._)
(_.for [/.Resolution])
($_ _.and
(_.for [/.equivalence]
($equivalence.spec /.equivalence ..random))
(_.for [/.hash]
($hash.spec /.hash ..random))
(_.cover [<resolutions>]
(n.= (list.size ..listing)
(set.size ..catalogue)))
))))
|
