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|
(.using
[library
[lux (.full)
["_" test (.only Test)]
[abstract
[monad (.only do)]
[\\specification
["$[0]" equivalence]
["$[0]" monoid]]]
[control
["[0]" maybe ("[1]#[0]" monad)]]
[data
["[0]" bit ("[1]#[0]" equivalence)]
["[0]" text]
[collection
["[0]" set]
["[0]" list]]]
[math
["[0]" random (.only Random)]
[number
["n" nat]]]]]
[\\library
["[0]" /]])
(def: .public (random size gen_key gen_value)
(All (_ v)
(-> Nat (Random Text) (Random v) (Random (/.PList v))))
(do random.monad
[keys (random.set text.hash size gen_key)
values (random.list size gen_value)]
(in (list.zipped_2 (set.list keys) values))))
(def: .public test
Test
(<| (_.covering /._)
(_.for [/.PList])
(do [! random.monad]
[.let [gen_key (random.alphabetic 10)]
size (# ! each (n.% 100) random.nat)
sample (..random size gen_key random.nat)
.let [keys (|> sample /.keys (set.of_list text.hash))]
extra_key (random.only (|>> (set.member? keys) not)
gen_key)
extra_value random.nat
shift random.nat]
(all _.and
(_.for [/.equivalence]
($equivalence.spec (/.equivalence n.equivalence)
(..random size gen_key random.nat)))
(_.for [/.monoid]
($monoid.spec (/.equivalence n.equivalence)
/.monoid
(..random 10 (random.lower_case 1) random.nat)))
(_.coverage [/.size]
(n.= size (/.size sample)))
(_.coverage [/.empty?]
(bit#= (n.= 0 (/.size sample))
(/.empty? sample)))
(_.coverage [/.empty]
(/.empty? /.empty))
(_.coverage [/.keys /.values]
(# (/.equivalence n.equivalence) =
sample
(list.zipped_2 (/.keys sample)
(/.values sample))))
(_.coverage [/.contains?]
(and (list.every? (function (_ key)
(/.contains? key sample))
(/.keys sample))
(not (/.contains? extra_key sample))))
(_.coverage [/.has]
(let [sample+ (/.has extra_key extra_value sample)]
(and (not (/.contains? extra_key sample))
(/.contains? extra_key sample+)
(n.= (++ (/.size sample))
(/.size sample+)))))
(_.coverage [/.value]
(|> sample
(/.has extra_key extra_value)
(/.value extra_key)
(maybe#each (n.= extra_value))
(maybe.else false)))
(_.coverage [/.revised]
(|> sample
(/.has extra_key extra_value)
(/.revised extra_key (n.+ shift))
(/.value extra_key)
(maybe#each (n.= (n.+ shift extra_value)))
(maybe.else false)))
(_.coverage [/.lacks]
(|> sample
(/.has extra_key extra_value)
(/.lacks extra_key)
(# (/.equivalence n.equivalence) = sample)))
))))
|
