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(.module:
[lux #*
["%" data/text/format (#+ format)]
["r" math/random (#+ Random)]
["_" test (#+ Test)]
[abstract
[monad
[indexed (#+ do)]]]
[control
["." io]]
[data
[number
["n" nat]]]]
{1
["." / (#+ Res)]})
(def: #export test
Test
(<| (_.context (%.name (name-of /._)))
($_ _.and
(_.test "Can produce and consume keys in an ordered manner."
(<| (n.= (n.+ 123 456))
io.run
/.run-sync
(do /.sync
[res|left (/.ordered-sync 123)
res|right (/.ordered-sync 456)
right (/.read-sync res|right)
left (/.read-sync res|left)]
(wrap (n.+ left right)))))
(_.test "Can exchange commutative keys."
(<| (n.= (n.+ 123 456))
io.run
/.run-sync
(do /.sync
[res|left (/.commutative-sync 123)
res|right (/.commutative-sync 456)
_ (/.exchange-sync [1 0])
left (/.read-sync res|left)
right (/.read-sync res|right)]
(wrap (n.+ left right)))))
(_.test "Can group and un-group keys."
(<| (n.= (n.+ 123 456))
io.run
/.run-sync
(do /.sync
[res|left (/.commutative-sync 123)
res|right (/.commutative-sync 456)
_ (/.group-sync 2)
_ (/.un-group-sync 2)
right (/.read-sync res|right)
left (/.read-sync res|left)]
(wrap (n.+ left right)))))
)))
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