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test.serl
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test.serl
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(module test)
(export
test-all
test-case
test-if
test-try
test-def
test-defm
)
(import lists
map reverse)
(import scompile
transform
transform_each
lineno
curmod
)
(import serl
erl-ast-of)
#(export-from (macros etc tag) (specials foo))
# (defm deftest (:all Name Forms):
# `(def ,Name ():
# (let Rs (cat [;Forms]):
# (io\nl)
# (let {Ys Ns} (lists\partition
# (fn (R) (case R
# ({_ ok} true)
# ({_ failed} false)))
# Rs):
# (fmt "========================")
# (fmt "~p\n" [Ns])
# (fmt "Succeeded: ~B\nFailed: ~B\n" [(length Ys) (length Ns)])
# ))))
(defm deftest (:all Name Forms):
`(def ,Name ():
(let Rs (cat [;Forms]):
(io\nl)
Rs)))
(defm assert (:all Es):
`(assert-equal ;(lsc E Es:
`(true ,E))))
(defm assert-equal (:all Es):
`[;(lsc `(,V ;Body) Es:
(let L (integer (ast-line V))
Body `(do ;Body)
:
`{,L
(try (case ,Body
(,V (fmt "."))
(R (fmt "X\n~p:Expected ~p, got ~p\n"
[,L ,V R])
## `(... ',E ...) is broken
(printer\p (%a{__quote} ,Body))
failed))
:catch
(Class Exception:
(fmt "X\n~p:Exception ~p\\~p\n" [,L Class Exception])
(printer\p (%a{__quote} ,Body))
failed))})
)])
(defm assert-error (:all Forms):
`[;(lsc `(;Es) Forms:
(let* {Heads [(block Body)]} (upto-block Es)
L (integer (ast-line (hd Heads))):
`(try (begin ;Body)
(fmt "X\n~p:Expected to fail." [,L])
{,L failed}
:catch
(;Heads: (fmt ".")
{,L ok})
(C R: (fmt "X\n~p:Unexpected failure: ~p\\~p" [,L C R])
{,L failed}))
)
)])
# (deftest test-foo
# :up do something
# :down do something else
# :assert
# (== (foo) (bar))
# :assert-not
# :assert-error
# )
(deftest test-all
(test-if)
(test-case)
(test-try)
(test-def)
(test-defm)
)
(deftest test-if
(assert-equal
(1 (if true 1 2))
(2 (if false 1 2))
(3 (if false 1 false 2 3)))
(assert-error
(error if_clause: (if false 1)))
)
(deftest test-case
(assert-equal
(1 (case a (a 1) (b 2)))
(b (case 1
(A:(is_atom A): a)
(A:(is_integer A): b)))
(1 (case 1
(A:(is_atom A):(is_integer A): A)))
)
(assert-error
(error {case_clause _}: (case 1 (a a) (b b)))))
(deftest test-try
(assert-equal
(c (try a b c))
(3 (try a b c :of (a 1) (b 2) (c 3)))
(ok (try (throw foo) :catch (foo ok)))
(oops (try (+ 1 a) :catch (error badarith: oops)))
({oops ok}
{(try (put test-try not-ok) (+ 1 a)
:catch (error badarith: oops)
:after (put test-try ok))
(get test-try)})
({2 foo} (try (throw foo)
:catch
(R:(is-integer R): {1 R})
(R:(is-atom R): {2 R})
))
({1 1} (try (throw 1)
:catch
(R:(is-integer R): {1 R})
(R:(is-atom R): {2 R})
))
)
(assert-error
(error badarith: (try (+ 1 a) :catch (error foo: oops))))
)
(def fa (A B): {A B})
(def fb (A :opt (B {A}) (C [B])):
{A B C})
(def fc ():eval: '{fc})
(defm fcm (): (fc))
(def fd (A :opt B C):
{A B C})
(deftest test-def
(assert-equal
({a b} (fa a b))
({a {a} [{a}]} (fb a))
({a b [b]} (fb a b))
({a b c} (fb a b c))
({a false false} (fd a))
({a b false} (fd a b))
({a b c} (fd a b c))
({fc} (fcm))
))
(defm ma (A B): `{,A ,B})
(defm mb (A B :etc C D): `{,A ,B {,C ;D}})
(defm mc (A B :etc C D :etc E): `{,A ,B {,C ;D} {;E}})
(defm md (:tag a A :tag b (B ['no-b]) :etc C):
`{{a-tag ;A}
{b-tag ;B}
;C})
(defm me (:tag a A):
`{;A})
# (defm mac-all (:all A B):
# `{{a ,A} ;B})
(deftest test-defm
(assert-equal
({a b} (ma a b))
({a b {c}} (mb a b: c))
({a b {c d e}} (mb a b: c d e))
({a b {c d e} {e f g}} (mc a b: c d e: e f g))
({{a-tag 1 2 3} {b-tag a b c} x y z}
(md :a 1 2 3 :b a b c :x y z))
({{a-tag 1 2 3} {b-tag no-b} x y z}
(md :a 1 2 3 :x y z))
({{a-tag} {b-tag a b c} x y z}
(md :b a b c :x y z))
({{a-tag} {b-tag no-b} x y z}
(md :x y z))
({{a-tag} {b-tag no-b}}
(md:))
({} (me))
({b c} (me :a b c))
)
# (assert-error
# ({a b} (ma a))
# )
)