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|
(.module:
[library
[lux (#- primitive)
["_" test (#+ Test)]
["." type]
[abstract
[equivalence (#+ Equivalence)]
[predicate (#+ Predicate)]
[monad (#+ do)]]
[control
[pipe (#+ case>)]
["." maybe]
["." try]
["." exception]
["<>" parser]]
[data
["." binary]
["." sum]
["." bit]
["." name]
["." text ("#\." equivalence)
["%" format (#+ format)]
[encoding
["." utf8]]]
["." format #_
["#" binary]]
[collection
["." list]
["." row]
["." set]]]
[macro
["." code]]
[math
["." random (#+ Random)]
[number
["n" nat]
["." i64]
["." int]
["." rev]
["." frac]]]]]
[\\library
["." /]])
(template: (!expect <expectation> <computation>)
[(case <computation>
<expectation>
true
_
false)])
(def: segment_size 10)
(def: (utf8_conversion_does_not_alter? value)
(Predicate Text)
(|> value
(\ utf8.codec encode)
(\ utf8.codec decode)
(case> (#try.Success converted)
(text\= value converted)
(#try.Failure error)
false)))
(def: random_text
(Random Text)
(random.only ..utf8_conversion_does_not_alter?
(random.unicode ..segment_size)))
(def: random_name
(Random Name)
(random.and ..random_text ..random_text))
(implementation: 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
(in .Nat)
(in .List)
(in .Code)
(in .Type))))
(def: size
Test
(<| (_.for [/.Size])
(`` ($_ _.and
(~~ (template [<size> <parser> <format>]
[(do {! random.monad}
[expected (\ ! map (i64.and (i64.mask <size>))
random.nat)]
(_.cover [<size> <parser> <format>]
(|> (format.result <format> expected)
(/.result <parser>)
(!expect (^multi (#try.Success actual)
(n.= (.nat expected)
(.nat actual)))))))]
[/.size/8 /.bits/8 format.bits/8]
[/.size/16 /.bits/16 format.bits/16]
[/.size/32 /.bits/32 format.bits/32]
[/.size/64 /.bits/64 format.bits/64]
))))))
(def: binary
Test
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (\ ! map (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [<parser> <format>]
(|> (format.result <format> expected)
(/.result <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
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (random.ascii ..segment_size)]
(_.cover [<parser> <format>]
(|> (format.result <format> expected)
(/.result <parser>)
(!expect (^multi (#try.Success actual)
(\ text.equivalence = expected actual))))))]
[/.utf8/8 format.utf8/8]
[/.utf8/16 format.utf8/16]
[/.utf8/32 format.utf8/32]
[/.utf8/64 format.utf8/64]
[/.text format.text]
)))))
(def: row
Test
(`` ($_ _.and
(~~ (template [<parser> <format>]
[(do {! random.monad}
[expected (random.row ..segment_size random.nat)]
(_.cover [<parser> <format>]
(|> expected
(format.result (<format> format.nat))
(/.result (<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
(`` ($_ _.and
(~~ (template [<parser> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser> <format>]
(|> expected
(format.result <format>)
(/.result <parser>)
(!expect (^multi (#try.Success actual)
(\ <equivalence> = expected actual))))))]
[/.bit format.bit random.bit bit.equivalence]
[/.nat format.nat random.nat n.equivalence]
[/.int format.int random.int int.equivalence]
[/.rev format.rev random.rev rev.equivalence]))
(do {! random.monad}
[expected random.frac]
(_.cover [/.frac format.frac]
(|> expected
(format.result format.frac)
(/.result /.frac)
(!expect (^multi (#try.Success actual)
(or (\ frac.equivalence = expected actual)
(and (frac.not_a_number? expected)
(frac.not_a_number? actual))))))))
(do {! random.monad}
[expected (\ ! map (|>> (i64.and (i64.mask /.size/8))
(n.max 2))
random.nat)]
(_.cover [/.not_a_bit]
(|> expected
(format.result format.bits/8)
(/.result /.bit)
(!expect (^multi (#try.Failure error)
(exception.match? /.not_a_bit error))))))
)))
(def: complex
Test
(`` ($_ _.and
(~~ (template [<parser> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser> <format>]
(|> expected
(format.result <format>)
(/.result <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> <coverage_format> <format> <random> <equivalence>]
[(do {! random.monad}
[expected <random>]
(_.cover [<parser_coverage> <coverage_format>]
(|> expected
(format.result <format>)
(/.result <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.repeated ..segment_size) random.nat)]
(_.cover [/.set_elements_are_not_unique]
(|> expected
(format.result (format.list format.nat))
(/.result (/.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.result (format.or format.bit format.nat))
(/.result (: (/.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.result (format.and format.bits/8 format.bit))
(/.result (: (/.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.result (format.rec (|>> (format.and format.nat)
(format.or format.any))))
(/.result (: (/.Parser (List Nat))
(/.rec
(function (_ recur)
(/.or /.any
(<>.and /.nat
recur))))))
(!expect (^multi (#try.Success actual)
(\ (list.equivalence n.equivalence) =
expected
actual))))))
)))
(def: .public test
Test
(<| (_.covering /._)
(_.for [/.Parser])
(`` ($_ _.and
(_.cover [/.result /.any
format.no_op format.instance]
(|> (format.instance format.no_op)
(/.result /.any)
(!expect (#try.Success _))))
(do {! random.monad}
[data (\ ! map (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [/.binary_was_not_fully_read]
(|> data
(/.result /.any)
(!expect (^multi (#try.Failure error)
(exception.match? /.binary_was_not_fully_read error))))))
(do {! random.monad}
[expected (\ ! map (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [/.segment format.segment format.result]
(|> expected
(format.result (format.segment ..segment_size))
(/.result (/.segment ..segment_size))
(!expect (^multi (#try.Success actual)
(\ binary.equivalence = expected actual))))))
(do {! random.monad}
[data (\ ! map (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [/.end?]
(|> data
(/.result (do <>.monad
[pre /.end?
_ (/.segment ..segment_size)
post /.end?]
(in (and (not pre)
post))))
(!expect (#try.Success #1)))))
(do {! random.monad}
[to_read (\ ! map (n.% (inc ..segment_size)) random.nat)
data (\ ! map (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [/.Offset /.offset]
(|> data
(/.result (do <>.monad
[start /.offset
_ (/.segment to_read)
offset /.offset
_ (/.segment (n.- to_read ..segment_size))
nothing_left /.offset]
(in (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 (\ utf8.codec encode) (random.ascii ..segment_size))]
(_.cover [/.remaining]
(|> data
(/.result (do <>.monad
[_ (/.segment to_read)
remaining /.remaining
_ (/.segment (n.- to_read ..segment_size))
nothing_left /.remaining]
(in (and (n.= ..segment_size
(n.+ to_read remaining))
(n.= 0 nothing_left)))))
(!expect (#try.Success #1)))))
..size
..binary
..utf8
..row
..simple
..complex
))))
|
