stdlib/source/test/lux/program.lux


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(.using
 [library
  [lux "*"
   ["_" test {"+" Test}]
   [abstract
    [monad {"+" do}]]
   [control
    ["[0]" io]
    ["[0]" try]
    ["<>" parser
     ["<[0]>" code]
     ["<[0]>" cli]]]
   [data
    ["[0]" text]
    [collection
     ["[0]" list]]]
   [macro
    [syntax {"+" syntax:}]]
   [math
    ["[0]" random]]]]
 [\\library
  ["[0]" /]])

(syntax: (actual_program [actual_program (<| <code>.form
                                             (<>.after (<code>.this_text "lux def program"))
                                             <code>.any)])
  (in (list actual_program)))

(def: .public test
  Test
  (<| (_.covering /._)
      (do random.monad
        [inputs (random.list 5 (random.upper_case 5))]
        (_.cover [/.program:]
                 (let [(open "list#[0]") (list.equivalence text.equivalence)]
                   (and (with_expansions [<program> (/.program: all_arguments
                                                      (io.io all_arguments))]
                          (let [outcome ((is (-> (List Text) (io.IO Any))
                                             (..actual_program <program>))
                                         inputs)]
                            (same? (is Any inputs)
                                   (io.run! outcome))))
                        (with_expansions [<program> (/.program: [arg/0 <cli>.any
                                                                 arg/1 <cli>.any
                                                                 arg/2 <cli>.any
                                                                 arg/3 <cli>.any
                                                                 arg/4 <cli>.any]
                                                      (io.io (list arg/4 arg/3 arg/2 arg/1 arg/0)))]
                          (let [outcome ((is (-> (List Text) (io.IO Any))
                                             (..actual_program <program>))
                                         inputs)]
                            (list#= (list.reversed inputs)
                                    (as (List Text) (io.run! outcome)))))
                        (with_expansions [<program> (/.program: [all_arguments (<>.many <cli>.any)]
                                                      (io.io all_arguments))]
                          (let [outcome ((is (-> (List Text) (io.IO Any))
                                             (..actual_program <program>))
                                         inputs)]
                            (list#= inputs
                                    (as (List Text) (io.run! outcome)))))
                        (with_expansions [<program> (/.program: [arg/0 <cli>.any
                                                                 arg/1 <cli>.any
                                                                 arg/2 <cli>.any
                                                                 arg/3 <cli>.any]
                                                      (io.io []))]
                          (case (try ((is (-> (List Text) (io.IO Any))
                                          (..actual_program <program>))
                                      inputs))
                            {try.#Success _}
                            false
                            
                            {try.#Failure _}
                            true))))))))