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(.module:
[lux #*
["_" test (#+ Test)]
[abstract
["." monad (#+ do)]]
[control
["." try (#+ Try)]
[concurrency
["." promise (#+ Promise)]]]
[data
[binary (#+ Binary)]
["." product]
["." text ("#\." equivalence)
["%" format (#+ format)]]
[collection
["." list ("#\." functor)]
["." set]]]
[math
["." random (#+ Random)]
[number
["n" nat]]]
[world
["." file (#+ Path)]]]
[//
["@." version]
[//
["@." profile]
[//
[lux
[data
["$." binary]]]]]]
{#program
["." /
["//#" /// #_
["#" profile]
["#." action (#+ Action)]]]})
(def: node_name
(Random Text)
(random.ascii/alpha 10))
(def: (files prefix)
(-> Path (Random (List [Path Binary])))
(do {! random.monad}
[count (\ ! map (n.% 10) random.nat)
names (random.set text.hash count ..node_name)
contents (random.list count ($binary.random 100))]
(wrap (list.zip/2 (list\map (|>> (format prefix)) (set.to_list names))
contents))))
(def: (create_file! fs [path content])
(-> (file.System Promise) [Path Binary] (Promise (Try Any)))
(\ fs write content path))
(def: (create_directory! fs path files)
(-> (file.System Promise) Path (List [Path Binary]) (Promise (Try Any)))
(do {! (try.with promise.monad)}
[_ (: (Promise (Try Any))
(file.make_directories promise.monad fs path))
_ (monad.map ! (..create_file! fs) files)]
(wrap [])))
(def: (directory_exists? fs)
(-> (file.System Promise) Path (Promise (Try Bit)))
(|>> (\ fs directory?) (try.lift promise.monad)))
(def: (file_exists? fs)
(-> (file.System Promise) Path (Promise (Try Bit)))
(|>> (\ fs file?) (try.lift promise.monad)))
(def: (assets_exist? fs directory_path files)
(-> (file.System Promise) Path (List [Path Binary]) (Promise (Try Bit)))
(do {! (try.with promise.monad)}
[directory_exists? (..directory_exists? fs directory_path)
files_exist? (: (Action (List Bit))
(|> files
(list\map product.left)
(monad.map ///action.monad (..file_exists? fs))))]
(wrap (and directory_exists?
(list.every? (|>>) files_exist?)))))
(def: #export test
Test
(<| (_.covering /._)
(do {! random.monad}
[context ..node_name
target ..node_name
sub ..node_name
#let [fs (file.mock (\ file.default separator))
/ (\ fs separator)
target_path (format context / target)
sub_path (format target_path / sub)]
direct_files (..files (format target_path /))
sub_files (..files (format sub_path /))
dummy @profile.random]
(wrap (do promise.monad
[#let [console (@version.echo "")]
verdict (do {! (try.with promise.monad)}
[_ (..create_directory! fs target_path direct_files)
_ (..create_directory! fs sub_path sub_files)
context_exists!/pre (..directory_exists? fs context)
target_exists!/pre (..assets_exist? fs target_path direct_files)
sub_exists!/pre (..assets_exist? fs sub_path sub_files)
_ (/.do! console fs (set@ #///.target target_path dummy))
context_exists!/post (..directory_exists? fs context)
target_exists!/post (..assets_exist? fs target_path direct_files)
sub_exists!/post (..assets_exist? fs sub_path sub_files)
logging (\ console read_line [])]
(wrap (and (and context_exists!/pre
context_exists!/post)
(and target_exists!/pre
(not target_exists!/post))
(and sub_exists!/pre
(not sub_exists!/post))
(text\= (/.success target_path) logging))))]
(_.cover' [/.do! /.success]
(try.default false verdict)))))))
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