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(.module:
[library
[lux {"-" [primitive]}
["_" test {"+" [Test]}]
[abstract
[monad {"+" [do]}]]
[control
["[0]" try]
["[0]" exception]]
[data
["[0]" name ("[1]\[0]" equivalence)]
[collection
["[0]" list]]]
[math
["[0]" random {"+" [Random]}]
[number
["n" nat]]]
["[0]" type ("[1]\[0]" equivalence)]]]
[\\library
["[0]" /
["/[1]" //]]])
(template: (!expect <pattern> <value>)
[(case <value>
<pattern>
true
_
false)])
(def: primitive
(Random Type)
(|> (random.ascii/alpha_num 1)
(\ random.monad each (function (_ name)
{#.Primitive name (list)}))))
(def: matches
Test
(<| (_.for [/.types_do_not_match])
(do [! random.monad]
[expected ..primitive
dummy (random.only (|>> (type\= expected) not)
..primitive)])
($_ _.and
(_.cover [/.exactly]
(and (|> (/.result (/.exactly expected) expected)
(!expect {#try.Success []}))
(|> (/.result (/.exactly expected) dummy)
(!expect (^multi {#try.Failure error}
(exception.match? /.types_do_not_match error))))))
(_.cover [/.sub]
(and (|> (/.result (/.sub expected) expected)
(!expect {#try.Success []}))
(|> (/.result (/.sub Any) expected)
(!expect {#try.Success []}))
(|> (/.result (/.sub expected) Nothing)
(!expect {#try.Success []}))
(|> (/.result (/.sub expected) dummy)
(!expect (^multi {#try.Failure error}
(exception.match? /.types_do_not_match error))))))
(_.cover [/.super]
(and (|> (/.result (/.super expected) expected)
(!expect {#try.Success []}))
(|> (/.result (/.super expected) Any)
(!expect {#try.Success []}))
(|> (/.result (/.super Nothing) expected)
(!expect {#try.Success []}))
(|> (/.result (/.super expected) dummy)
(!expect (^multi {#try.Failure error}
(exception.match? /.types_do_not_match error))))))
)))
(def: aggregate
Test
(do [! random.monad]
[expected_left ..primitive
expected_middle ..primitive
expected_right ..primitive]
(`` ($_ _.and
(~~ (template [<parser> <exception> <good_constructor> <bad_constructor>]
[(_.cover [<parser> <exception>]
(and (|> (/.result (<parser> ($_ //.and /.any /.any /.any))
(<good_constructor> (list expected_left expected_middle expected_right)))
(!expect (^multi {#try.Success [actual_left actual_middle actual_right]}
(and (type\= expected_left actual_left)
(type\= expected_middle actual_middle)
(type\= expected_right actual_right)))))
(|> (/.result (<parser> ($_ //.and /.any /.any /.any))
(<bad_constructor> (list expected_left expected_middle expected_right)))
(!expect (^multi {#try.Failure error}
(exception.match? <exception> error))))))]
[/.variant /.not_variant type.variant type.tuple]
[/.tuple /.not_tuple type.tuple type.variant]
))
(_.cover [/.function /.not_function]
(and (|> (/.result (/.function ($_ //.and /.any /.any) /.any)
(type.function (list expected_left expected_middle) expected_right))
(!expect (^multi {#try.Success [[actual_left actual_middle] actual_right]}
(and (type\= expected_left actual_left)
(type\= expected_middle actual_middle)
(type\= expected_right actual_right)))))
(|> (/.result (/.function ($_ //.and /.any /.any) /.any)
(type.variant (list expected_left expected_middle expected_right)))
(!expect (^multi {#try.Failure error}
(exception.match? /.not_function error))))))
(_.cover [/.applied /.not_application]
(and (|> (/.result (/.applied ($_ //.and /.any /.any /.any))
(type.application (list expected_middle expected_right) expected_left))
(!expect (^multi {#try.Success [actual_left actual_middle actual_right]}
(and (type\= expected_left actual_left)
(type\= expected_middle actual_middle)
(type\= expected_right actual_right)))))
(|> (/.result (/.applied ($_ //.and /.any /.any /.any))
(type.variant (list expected_left expected_middle expected_right)))
(!expect (^multi {#try.Failure error}
(exception.match? /.not_application error))))))
))))
(def: parameter
Test
(do random.monad
[quantification ..primitive
argument ..primitive
not_parameter ..primitive
parameter random.nat]
($_ _.and
(_.cover [/.not_parameter]
(|> (/.result /.parameter not_parameter)
(!expect (^multi {#try.Failure error}
(exception.match? /.not_parameter error)))))
(_.cover [/.unknown_parameter]
(|> (/.result /.parameter {#.Parameter parameter})
(!expect (^multi {#try.Failure error}
(exception.match? /.unknown_parameter error)))))
(_.cover [/.with_extension]
(|> (/.result (<| (/.with_extension quantification)
(/.with_extension argument)
/.any)
not_parameter)
(!expect (^multi {#try.Success [quantification\\binding argument\\binding actual]}
(same? not_parameter actual)))))
(_.cover [/.parameter]
(|> (/.result (<| (/.with_extension quantification)
(/.with_extension argument)
/.parameter)
{#.Parameter 0})
(!expect {#try.Success [quantification\\binding argument\\binding _]})))
(_.cover [/.wrong_parameter]
(|> (/.result (<| (/.with_extension quantification)
(/.with_extension argument)
(/.parameter! 1))
{#.Parameter 0})
(!expect (^multi {#try.Failure error}
(exception.match? /.wrong_parameter error)))))
(_.cover [/.parameter!]
(|> (/.result (<| (/.with_extension quantification)
(/.with_extension argument)
(/.parameter! 0))
{#.Parameter 0})
(!expect {#try.Success [quantification\\binding argument\\binding _]})))
)))
(def: polymorphic
Test
(do [! random.monad]
[not_polymorphic ..primitive
expected_inputs (\ ! each (|>> (n.% 10) ++) random.nat)]
($_ _.and
(_.cover [/.not_polymorphic]
(and (|> (/.result (/.polymorphic /.any)
not_polymorphic)
(!expect (^multi {#try.Failure error}
(exception.match? /.not_polymorphic error))))
(|> (/.result (/.polymorphic /.any)
(type.univ_q 0 not_polymorphic))
(!expect (^multi {#try.Failure error}
(exception.match? /.not_polymorphic error))))))
(_.cover [/.polymorphic]
(|> (/.result (/.polymorphic /.any)
(type.univ_q expected_inputs not_polymorphic))
(!expect (^multi {#try.Success [g!poly actual_inputs bodyT]}
(and (n.= expected_inputs (list.size actual_inputs))
(same? not_polymorphic bodyT))))))
)))
(def: .public test
Test
(<| (_.covering /._)
(_.for [/.Parser])
($_ _.and
(do [! random.monad]
[expected ..primitive]
(_.cover [/.result /.any]
(|> (/.result /.any expected)
(!expect (^multi {#try.Success actual}
(type\= expected actual))))))
(do [! random.monad]
[expected ..primitive]
(_.cover [/.next /.unconsumed_input]
(and (|> (/.result (do //.monad
[actual /.next
_ /.any]
(in actual))
expected)
(!expect (^multi {#try.Success actual}
(type\= expected actual))))
(|> (/.result /.next expected)
(!expect (^multi {#try.Failure error}
(exception.match? /.unconsumed_input error)))))))
(do [! random.monad]
[expected ..primitive]
(_.cover [/.empty_input]
(`` (and (~~ (template [<parser>]
[(|> (/.result (do //.monad
[_ /.any]
<parser>)
expected)
(!expect (^multi {#try.Failure error}
(exception.match? /.empty_input error))))]
[/.any]
[/.next]
))))))
(do [! random.monad]
[expected ..primitive]
(_.cover [/.Env /.env /.fresh]
(|> (/.result (do //.monad
[env /.env
_ /.any]
(in env))
expected)
(!expect (^multi {#try.Success environment}
(same? /.fresh environment))))))
(do [! random.monad]
[expected ..primitive
dummy (random.only (|>> (type\= expected) not)
..primitive)]
(_.cover [/.local]
(|> (/.result (do //.monad
[_ /.any]
(/.local (list expected)
/.any))
dummy)
(!expect (^multi {#try.Success actual}
(type\= expected actual))))))
(do [! random.monad]
[expected random.nat]
(_.cover [/.existential /.not_existential]
(|> (/.result /.existential
{#.Ex expected})
(!expect (^multi {#try.Success actual}
(n.= expected actual))))))
(do [! random.monad]
[expected_name (random.and (random.ascii/alpha_num 1)
(random.ascii/alpha_num 1))
expected_type ..primitive]
(_.cover [/.named /.not_named]
(|> (/.result /.named
{#.Named expected_name expected_type})
(!expect (^multi {#try.Success [actual_name actual_type]}
(and (name\= expected_name actual_name)
(type\= expected_type actual_type)))))))
..aggregate
..matches
..parameter
..polymorphic
)))
|
