cyclone/match-test.scm
Justin Ethier b00852365b WIP
2018-01-26 18:23:41 -05:00

131 lines
5.1 KiB
Scheme

(import
(scheme base)
(scheme write)
)
(cond-expand
(cyclone
(import
(match-test-lib)
(scheme cyclone test)))
(chibi
(import
(chibi match)
(chibi test)))
)
(display
;(match "test" ((? string? s) s) (else #f))
;
;(let ((v "test"))
; (match-next v ("test" (set! "test")) ((? string? s) s) (else #f)))
;
;(let ((v "test"))
; (let ((failure (lambda () (match-next v ("test" (set! "test")) (else #f)))))
; (match-one v ((? string? s) s) ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ())))
;
;(let ((v "test"))
; (let ((failure (lambda () (match-next v ("test" (set! "test")) (else #f)))))
; (match-check-ellipsis
; s
; (match-extract-vars (? string? s) (match-gen-ellipsis v (? string? s) () ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ()) () ())
; (match-two v ((? string? s) s) ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ()))))
;
;(let ((v "test"))
; (let ((failure (lambda () (match-next v ("test" (set! "test")) (else #f)))))
; (match-check-ellipsis
; s
; (match-extract-vars (? string? s) (match-gen-ellipsis v (? string? s) () ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ()) () ())
; (match-two v ((? string? s) s) ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ()))))
;
;(let ((v "test"))
; (let ((failure (lambda () (match-next v ("test" (set! "test")) (else #f)))))
; (match-two v ((? string? s) s) ("test" (set! "test")) (match-drop-ids (begin . s)) (failure) ())))
; END expansions we are sure about, below is just WIP:
; (let ((v "test"))
; (let ((failure (lambda () (match-next v ("test" (set! "test")) (else #f)))))
; (if (string? v)
; (match-one v (and s) ("test" (set! "test")) (match-drop-ids (begin s)) (failure) ())
; (failure))))
; (match-one "test" (and s) ("test" (set! "test")) (match-drop-ids (begin s)) (failure) ())
; (match 1 ((my-and x) x))
; (match-two "test" ((? string? s) s) ("test" (set! "test")) (match-drop-ids (begin . s)) (begin) ())
(match-check-ellipsis
(and x)
1
0)
;; I think there is some kind of interaction going on here with the "and" macro, where it
;; is being expanded even though it is part of the syntax-rules literals and should not be.
;; Just a guess, need to prove it, but it could explain why we fall into this case even though
;; pattern should have been (and p) - though not 100% sure, just a guess at this point
; ((match-two v (p) g+s sk fk i)
; (if (and (pair? v) (null? (cdr v)))
; (let ((w (car v)))
; (match-one w p ((car v) (set-car! v)) sk fk i))
; fk))
)
;(expand (match "test" ((? string? s) s) (else #f)))*/
;(expand (match-two$171 v$1 (? string? s) ("test" (set! "test")) (match-drop-ids$9 (begin s)) (failure$5) ()))*/
;(expand (match-one$266 v$1 (and$262 s) ("test" (set! "test")) (match-drop-ids$9 (begin s)) (failure$5) ()))*/
;(expand (match-check-ellipsis$270 s (match-extract-vars$269 and$262 (match-gen-ellipsis$268 v$1 and$262 () ("test" (set! "test")) (match-drop-ids$9 (begin s)) (failure$5) ()) () ()) (match-two$267 v$1 (and$262 s) ("test" (set! "test")) (match-drop-ids$9 (begin s)) (failure$5) ())))*/
;(expand (match-two$267 v$1 (and$262 s) ("test" (set! "test")) (match-drop-ids$9 (begin s)) (failure$5) ()))*/
#;(test-group
"predicates"
;; Fails on cyclone, works on chibi
;(test "test" (match "test" ((? string? s) s) (else #f)))
(test #(fromlist 1 2) (match '(1 2) ((a b) (vector 'fromlist a b))))
(test #f (match 42 (X #f)))
)
#;(test-group
"official tests"
(test 2 (match (list 1 2 3) ((a b c) b)) )
(test 2 (match (list 1 2 1) ((a a b) 1) ((a b a) 2)))
(test 1 (match (list 1 2 1) ((_ _ b) 1) ((a b a) 2)) )
(test 2 (match 'a ('b 1) ('a 2)) )
;; fails on cyclone, works in chibi
;(display (match (list 1 2 3) (`(1 ,b ,c) (list b c))) )(newline)
(test #t (match (list 1 2) ((1 2 3 ...) #t)) )
(test #t (match (list 1 2 3) ((1 2 3 ...) #t)) )
(test #t (match (list 1 2 3 3 3) ((1 2 3 ...) #t)) )
(test '() (match (list 1 2) ((a b c ...) c)) )
(test '(3) (match (list 1 2 3) ((a b c ...) c)) )
(test '(3 4 5) (match (list 1 2 3 4 5) ((a b c ...) c)) )
(test '() (match (list 1 2 3 4) ((a b c ... d e) c)) )
(test '(3) (match (list 1 2 3 4 5) ((a b c ... d e) c)) )
(test '(3 4 5) (match (list 1 2 3 4 5 6 7) ((a b c ... d e) c)) )
;; Next 2 fail on both cyclone and chibi
;;; Pattern not matched
;(display (match (list 1 2) ((a b c ..1) c)) )(newline)
;;; Should have matched??
;(display (match (list 1 2 3) ((a b c ..1) c)) )(newline)
;; Next 3 fail on cyclone but pass on chibi
;(display (match 1 ((and) #t)) )(newline)
;(display (match 1 ((and x) x)) )(newline)
;(display (match 1 ((and x 1) x)) )(newline)
(test #f (match 1 ((or) #t) (else #f)) )
;; Next 2 fail on cyclone but pass on chibi
;(display (match 1 ((or x) x)) )(newline)
;(display (match 1 ((or x 2) x)) )(newline)
(test #t (match 1 ((not 2) #t)) )
;; Fails on cyclone but passes on chibi
;(display (match 1 ((? odd? x) x)) )(newline)
(test 1 (match '(1 . 2) ((= car x) x)) )
(test 16 (match 4 ((= square x) x)) )
)
(test-exit)