diff options
Diffstat (limited to '')
| -rw-r--r-- | stdlib/source/test/lux/data/number/rev.lux | 157 |
1 files changed, 127 insertions, 30 deletions
diff --git a/stdlib/source/test/lux/data/number/rev.lux b/stdlib/source/test/lux/data/number/rev.lux index 90a29c6d3..c28f89451 100644 --- a/stdlib/source/test/lux/data/number/rev.lux +++ b/stdlib/source/test/lux/data/number/rev.lux @@ -1,6 +1,5 @@ (.module: [lux #* - ["%" data/text/format (#+ format)] ["_" test (#+ Test)] [abstract [monad (#+ do)] @@ -13,41 +12,49 @@ ["$." monoid] ["$." codec]]}] [data - [number - ["." i64]]] + ["." bit ("#\." equivalence)] + [number (#+ hex) + ["n" nat] + ["f" frac] + ["." i64 ("#\." hash)]]] [math - ["r" random]]] + ["." random]]] {1 - ["." / - //]}) + ["." /]}) -(def: #export test +(def: signature Test - (<| (_.context (%.name (name-of /._))) - (`` ($_ _.and - ($equivalence.spec /.equivalence r.rev) - ($order.spec /.order r.rev) - ($enum.spec /.enum r.rev) - ($interval.spec /.interval r.rev) - (~~ (template [<monoid>] - [(<| (_.context (%.name (name-of <monoid>))) - ($monoid.spec /.equivalence <monoid> r.rev))] + (`` ($_ _.and + (_.for [/.equivalence /.=] + ($equivalence.spec /.equivalence random.rev)) + (_.for [/.order /.<] + ($order.spec /.order random.rev)) + (_.for [/.enum] + ($enum.spec /.enum random.rev)) + (_.for [/.interval] + ($interval.spec /.interval random.rev)) + (~~ (template [<compose> <monoid>] + [(_.for [<monoid> <compose>] + ($monoid.spec /.equivalence <monoid> random.rev))] - [/.addition] [/.minimum] [/.maximum] - )) - (~~ (template [<codec>] - [(<| (_.context (%.name (name-of /.binary))) - ($codec.spec /.equivalence <codec> r.rev))] + [/.+ /.addition] - [/.binary] [/.octal] [/.decimal] [/.hex] - )) - (_.test "Alternate notations." - (and (/.= (bin ".11001001") - (bin ".11,00,10,01")) - (/.= (oct ".615243") - (oct ".615,243")) - (/.= (hex ".deadBEEF") - (hex ".dead,BEEF")))) + [/.min /.minimum] + [/.max /.maximum] + )) + (~~ (template [<codec>] + [(_.for [<codec>] + ($codec.spec /.equivalence <codec> random.rev))] + + [/.binary] [/.octal] [/.decimal] [/.hex] + )) + ))) + +(def: #export test + Test + (<| (_.covering /._) + (_.for [.Rev]) + (`` ($_ _.and (~~ (template [<half> <whole>] [(_.cover [<half>] (/.= <whole> @@ -66,4 +73,94 @@ [/./2048 /./1024] [/./4096 /./2048] )) + (do random.monad + [sample random.rev] + (_.cover [/.-] + (and (/.= .0 (/.- sample sample)) + (/.= sample (/.- .0 sample))))) + (do {! random.monad} + [left random.rev + right random.rev] + (_.cover [/.*] + (and (/.< left (/.* left right)) + (/.< right (/.* left right))))) + (do {! random.monad} + [#let [dividend (\ ! map (i64.and (hex "FF")) + random.rev) + divisor (\ ! map (|>> (i64.and (hex "F")) + (i64.or (hex "1")) + (i64.rotate-right 8) + .rev) + random.nat)] + dividend dividend + divisor/0 divisor + divisor/1 (random.filter (|>> (/.= divisor/0) not) + divisor) + scale (\ ! map (|>> (n.% 10) inc) + random.nat)] + ($_ _.and + (_.cover [/./] + (bit\= (/.< divisor/0 divisor/1) + (/.> (/./ divisor/0 dividend) (/./ divisor/1 dividend)))) + (_.cover [/.%] + (\ i64.equivalence = + (.i64 (n.% (.nat divisor/0) (.nat dividend))) + (.i64 (/.% divisor/0 dividend)))) + (_.cover [/.up /.down] + (let [symmetry! + (|> dividend + (/.up scale) + (/.down scale) + (/.= dividend)) + + discrete-division! + (/.= (/.% (.rev scale) dividend) + (/.- (|> dividend + (/.down scale) + (/.up scale)) + dividend))] + (and symmetry! + discrete-division!))) + (_.cover [/.ratio] + (|> dividend + (/.up scale) + (/.ratio dividend) + (n.= scale))) + )) + (do {! random.monad} + [dividend random.rev + divisor (random.filter (|>> (/.= .0) not) + random.rev)] + (_.cover [/./%] + (let [[quotient remainder] (/./% divisor dividend)] + (and (/.= (/./ divisor dividend) quotient) + (/.= (/.% divisor dividend) remainder))))) + (do random.monad + [left random.rev + right random.rev] + ($_ _.and + (_.cover [/.>] + (bit\= (/.> left right) + (/.< right left))) + (_.cover [/.<= /.>=] + (bit\= (/.<= left right) + (/.>= right left))) + )) + (do random.monad + [sample random.nat] + (_.cover [/.reciprocal] + (/.= (/.reciprocal sample) + (|> sample /.reciprocal .nat /.reciprocal .nat /.reciprocal)))) + (do {! random.monad} + [expected (\ ! map (|>> f.abs (f.% +1.0)) + random.safe-frac)] + (_.cover [/.frac] + (|> expected f.rev /.frac (f.= expected)))) + (do random.monad + [sample random.rev] + (_.cover [/.hash] + (i64\= (i64\hash sample) + (\ /.hash hash sample)))) + + ..signature )))) |