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|
(.module:
[lux (#- primitive)
["_" test (#+ Test)]
[abstract
[equivalence (#+ Equivalence)]
[predicate (#+ Predicate)]
[monad (#+ do)]]
[control
[pipe (#+ case>)]
["." try]
["." exception]
["<>" parser]]
[data
["." binary]
["." sum]
["." maybe]
["." bit]
["." name]
["." text ("#\." equivalence)
["." encoding]
["%" format (#+ format)]]
["." format #_
["#" binary]]
[number
["." i64]
["n" nat]
["." int]
["." rev]
["." frac]]
[collection
["." list]
["." row]
["." set]]]
[macro
["." code]]
["." type]
[math
["." random (#+ Random)]]]
{1
["." /]})
(template: (!expect <expectation> <computation>)
(case <computation>
<expectation>
true
_
false))
(def: segment-size 10)
(def: (utf8-conversion-does-not-alter? value)
(Predicate Text)
(|> value
encoding.to-utf8
encoding.from-utf8
(case> (#try.Success converted)
(text\= value converted)
(#try.Failure error)
false)))
(def: random-text
(Random Text)
(random.filter ..utf8-conversion-does-not-alter?
(random.unicode ..segment-size)))
(def: random-name
(Random Name)
(random.and ..random-text ..random-text))
(structure: location-equivalence
(Equivalence Location)
(def: (= [expected-module expected-line expected-column]
[sample-module sample-line sample-column])
(and (text\= expected-module sample-module)
(n.= expected-line sample-line)
(n.= expected-column sample-column))))
(def: random-location
(Random Location)
($_ random.and
..random-text
random.nat
random.nat))
(def: random-code
(Random Code)
(random.rec
(function (_ recur)
(let [random-sequence (do {! random.monad}
[size (\ ! map (n.% 2) random.nat)]
(random.list size recur))]
($_ random.and
..random-location
(: (Random (Code' (Ann Location)))
($_ random.or
random.bit
random.nat
random.int
random.rev
random.safe-frac
..random-text
..random-name
..random-name
random-sequence
random-sequence
(do {! random.monad}
[size (\ ! map (n.% 2) random.nat)]
(random.list size (random.and recur recur)))
)))))))
(def: random-type
(Random Type)
(let [(^open ".") random.monad]
($_ random.either
(wrap .Nat)
(wrap .List)
(wrap .Code)
(wrap .Type))))
(def: size
Test
(<| (_.with-cover [/.Size])
(`` ($_ _.and
(~~ (template [<size> <parser> <format>]
[(do {! random.monad}
[expected (\ ! map (i64.and (i64.mask <size>))
random.nat)]
(_.cover [<size> <parser> <format>]
(|> (format.run <format> expected)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(n.= (.nat expected)
(.nat actual)))))))]
[/.size/8 /.bits/8 format.bits/8]
[/.size/16 /.bits/16 format.bits/16]
[/.size/32 /.bits/32 format.bits/32]
[/.size/64 /.bits/64 format.bits/64]
))))))
(def: binary
Test
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [<parser> <format>]
(|> (format.run <format> expected)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(\ binary.equivalence = expected actual))))))]
[/.binary/8 format.binary/8]
[/.binary/16 format.binary/16]
[/.binary/32 format.binary/32]
[/.binary/64 format.binary/64]
)))))
(def: utf8
Test
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (random.ascii ..segment-size)]
(_.cover [<parser> <format>]
(|> (format.run <format> expected)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(\ text.equivalence = expected actual))))))]
[/.utf8/8 format.utf8/8]
[/.utf8/16 format.utf8/16]
[/.utf8/32 format.utf8/32]
[/.utf8/64 format.utf8/64]
[/.text format.text]
)))))
(def: row
Test
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (random.row ..segment-size random.nat)]
(_.cover [<parser> <format>]
(|> expected
(format.run (<format> format.nat))
(/.run (<parser> /.nat))
(!expect (^multi (#try.Success actual)
(\ (row.equivalence n.equivalence) = expected actual))))))]
[/.row/8 format.row/8]
[/.row/16 format.row/16]
[/.row/32 format.row/32]
[/.row/64 format.row/64]
)))))
(def: simple
Test
(`` ($_ _.and
(~~ (template [<parser> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser> <format>]
(|> expected
(format.run <format>)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(\ <equivalence> = expected actual))))))]
[/.bit format.bit random.bit bit.equivalence]
[/.nat format.nat random.nat n.equivalence]
[/.int format.int random.int int.equivalence]
[/.rev format.rev random.rev rev.equivalence]))
(do {! random.monad}
[expected random.frac]
(_.cover [/.frac format.frac]
(|> expected
(format.run format.frac)
(/.run /.frac)
(!expect (^multi (#try.Success actual)
(or (\ frac.equivalence = expected actual)
(and (frac.not-a-number? expected)
(frac.not-a-number? actual))))))))
(do {! random.monad}
[expected (\ ! map (|>> (i64.and (i64.mask /.size/8))
(n.max 2))
random.nat)]
(_.cover [/.not-a-bit]
(|> expected
(format.run format.bits/8)
(/.run /.bit)
(!expect (^multi (#try.Failure error)
(exception.match? /.not-a-bit error))))))
)))
(def: complex
Test
(`` ($_ _.and
(~~ (template [<parser> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser> <format>]
(|> expected
(format.run <format>)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(\ <equivalence> = expected actual))))))]
[/.location format.location random-location location-equivalence]
[/.code format.code random-code code.equivalence]
[/.type format.type random-type type.equivalence]
))
(~~ (template [<parser-coverage> <parser> <format-coverage> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser-coverage> <format-coverage>]
(|> expected
(format.run <format>)
(/.run <parser>)
(!expect (^multi (#try.Success actual)
(\ <equivalence> = expected actual))))))]
[/.maybe (/.maybe /.nat) format.maybe (format.maybe format.nat) (random.maybe random.nat) (maybe.equivalence n.equivalence)]
[/.list (/.list /.nat) format.list (format.list format.nat) (random.list ..segment-size random.nat) (list.equivalence n.equivalence)]
[/.set (/.set n.hash /.nat) format.set (format.set format.nat) (random.set n.hash ..segment-size random.nat) set.equivalence]
[/.name /.name format.name format.name ..random-name name.equivalence]))
(do {! random.monad}
[expected (\ ! map (list.repeat ..segment-size) random.nat)]
(_.cover [/.set-elements-are-not-unique]
(|> expected
(format.run (format.list format.nat))
(/.run (/.set n.hash /.nat))
(!expect (^multi (#try.Failure error)
(exception.match? /.set-elements-are-not-unique error))))))
(do {! random.monad}
[expected (random.or random.bit random.nat)]
(_.cover [/.or format.or]
(|> expected
(format.run (format.or format.bit format.nat))
(/.run (: (/.Parser (Either Bit Nat))
(/.or /.bit /.nat)))
(!expect (^multi (#try.Success actual)
(\ (sum.equivalence bit.equivalence n.equivalence) =
expected
actual))))))
(do {! random.monad}
[tag (\ ! map (|>> (i64.and (i64.mask /.size/8))
(n.max 2))
random.nat)
value random.bit]
(_.cover [/.invalid-tag]
(|> [tag value]
(format.run (format.and format.bits/8 format.bit))
(/.run (: (/.Parser (Either Bit Nat))
(/.or /.bit /.nat)))
(!expect (^multi (#try.Failure error)
(exception.match? /.invalid-tag error))))))
(do {! random.monad}
[expected (random.list ..segment-size random.nat)]
(_.cover [/.rec format.rec format.and format.any]
(|> expected
(format.run (format.rec (|>> (format.and format.nat)
(format.or format.any))))
(/.run (: (/.Parser (List Nat))
(/.rec
(function (_ recur)
(/.or /.any
(<>.and /.nat
recur))))))
(!expect (^multi (#try.Success actual)
(\ (list.equivalence n.equivalence) =
expected
actual))))))
)))
(def: #export test
Test
(<| (_.covering /._)
(_.with-cover [/.Parser])
(`` ($_ _.and
(_.cover [/.run /.any
format.no-op format.instance]
(|> (format.instance format.no-op)
(/.run /.any)
(!expect (#try.Success _))))
(do {! random.monad}
[data (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [/.binary-was-not-fully-read]
(|> data
(/.run /.any)
(!expect (^multi (#try.Failure error)
(exception.match? /.binary-was-not-fully-read error))))))
(do {! random.monad}
[expected (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [/.segment format.segment format.run]
(|> expected
(format.run (format.segment ..segment-size))
(/.run (/.segment ..segment-size))
(!expect (^multi (#try.Success actual)
(\ binary.equivalence = expected actual))))))
(do {! random.monad}
[data (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [/.end?]
(|> data
(/.run (do <>.monad
[pre /.end?
_ (/.segment ..segment-size)
post /.end?]
(wrap (and (not pre)
post))))
(!expect (#try.Success #1)))))
(do {! random.monad}
[to-read (\ ! map (n.% (inc ..segment-size)) random.nat)
data (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [/.Offset /.offset]
(|> data
(/.run (do <>.monad
[start /.offset
_ (/.segment to-read)
offset /.offset
_ (/.segment (n.- to-read ..segment-size))
nothing-left /.offset]
(wrap (and (n.= 0 start)
(n.= to-read offset)
(n.= ..segment-size nothing-left)))))
(!expect (#try.Success #1)))))
(do {! random.monad}
[to-read (\ ! map (n.% (inc ..segment-size)) random.nat)
data (\ ! map encoding.to-utf8 (random.ascii ..segment-size))]
(_.cover [/.remaining]
(|> data
(/.run (do <>.monad
[_ (/.segment to-read)
remaining /.remaining
_ (/.segment (n.- to-read ..segment-size))
nothing-left /.remaining]
(wrap (and (n.= ..segment-size
(n.+ to-read remaining))
(n.= 0 nothing-left)))))
(!expect (#try.Success #1)))))
..size
..binary
..utf8
..row
..simple
..complex
))))
|
