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|
(.module:
[lux #*
["." io]
[control
[monad (#+ do)]
["ex" exception (#+ exception:)]
[security
["." taint]]]
[concurrency
["." promise (#+ Promise promise)]
[frp ("frp/." functor)]]
[data
["." error]
["." text
format]]
[world
["." binary]
["." net
["@" tcp]]]
[math
["r" random]]]
lux/test
[///
["_." binary]])
(def: localhost net.Address "127.0.0.1")
(def: port
(r.Random net.Port)
(|> r.nat
(:: r.monad map
(|>> (n/% 1000)
(n/+ 8000)))))
(context: "TCP networking."
(do @
[port ..port
size (|> r.nat (:: @ map (|>> (n/% 100) (n/max 10))))
from (_binary.binary size)
to (_binary.binary size)]
($_ seq
(wrap (do promise.monad
[#let [from-worked? (: (Promise Bit)
(promise #.Nil))]
result (promise.future
(do io.monad
[[server-close server] (@.server port)
#let [_ (frp/map (function (_ client)
(promise.future
(do @
[[trasmission-size transmission] (:: client read size)
#let [_ (io.run (promise.resolve (and (n/= size trasmission-size)
(:: binary.equivalence = from (taint.trust transmission)))
from-worked?))]]
(:: client write to))))
server)]
client (@.client localhost port)
_ (:: client write from)
####################
[trasmission-size transmission] (:: client read size)
#let [to-worked? (and (n/= size trasmission-size)
(:: binary.equivalence = to (taint.trust transmission)))]
####################
_ (:: client close [])
_ (io.from-io (promise.resolve [] server-close))]
(wrap to-worked?)))
from-worked? from-worked?]
(assert "Can communicate between client and server."
(and from-worked?
(error.default #0 result)))))
)))
|
