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|
(import (geiser)
(chezscheme))
(define-syntax assert-equal
(syntax-rules ()
((_ a b)
(or (equal? a b)
(begin
(display (format "failed assertion `~a' == `~a'" a b))
(assert (equal? a b)))))))
(define-syntax get-result
(syntax-rules ()
((_ form)
(with-output-to-string
(lambda ()
(geiser:eval #f form))))))
(define-syntax do-test
(syntax-rules ()
((_ form result) (assert-equal (get-result form) result))))
(define-syntax do-test-macroexpand
(syntax-rules ()
((_ form result) (assert-equal (geiser:macroexpand form) result))))
(define-syntax test-or
(syntax-rules ()
((_ x) x)
((_ x xs ...)
(if x x (test-or xs ...)))))
(do-test-macroexpand '(test-or 1) "1\n")
(do-test-macroexpand '(test-or 1 2) "(if 1 1 2)\n")
;; (something-doesnot-exist)
;;=> Error: Exception: variable something-doesnot-exist is not bound
(do-test
'(something-doesnot-exist)
(string-append "((result \"\") (output . \"\") (error (key . condition) (msg . "
"\"Exception: variable something-doesnot-exist is not bound\")))"
"\n"))
;; (make-violation)
;;=> #<condition &violation>
(do-test
'(make-violation)
"((result \"#<condition &violation>\\n\") (output . \"\"))\n")
;; (values 1 2 3)
;;==> (1 2 3)
(do-test
'(values 1 2 3)
"((result \"(1 2 3)\\n\") (output . \"\"))\n")
;; 1
;;=> 1
(do-test '1 "((result \"1\\n\") (output . \"\"))\n")
;; '(case-lambda
;; [(x1 x2) (+ x1 x2)]
;; [(x1 x2 x3) (+ (+ x1 x2) x3)]
;; [(x1 x2 . rest)
;; ((letrec ([loop (lambda (x1 x2 rest)
;; (let ([x (+ x1 x2)])
;; (if (null? rest)
;; x
;; (loop x (car rest) (cdr rest)))))])
;; loop)
;; x1
;; x2
;; rest)]
;; [(x1) (+ x1)]
;; [() (+)])
#|=> (case-lambda
[(x1 x2) (+ x1 x2)]
[(x1 x2 x3) (+ (+ x1 x2) x3)]
[(x1 x2 . rest)
((letrec ([loop (lambda (x1 x2 rest)
(let ([x (+ x1 x2)])
(if (null? rest)
x
(loop x (car rest) (cdr rest)))))])
loop)
x1
x2
rest)]
[(x1) (+ x1)]
[() (+)])
|#
(do-test (quote '(case-lambda
[(x1 x2) (+ x1 x2)]
[(x1 x2 x3) (+ (+ x1 x2) x3)]
[(x1 x2 . rest)
((letrec ([loop (lambda (x1 x2 rest)
(let ([x (+ x1 x2)])
(if (null? rest)
x
(loop x (car rest) (cdr rest)))))])
loop)
x1
x2
rest)]
[(x1) (+ x1)]
[() (+)])) "((result \"(case-lambda\\n [(x1 x2) (+ x1 x2)]\\n [(x1 x2 x3) (+ (+ x1 x2) x3)]\\n [(x1 x2 . rest)\\n ((letrec ([loop (lambda (x1 x2 rest)\\n (let ([x (+ x1 x2)])\\n (if (null? rest)\\n x\\n (loop x (car rest) (cdr rest)))))])\\n loop)\\n x1\\n x2\\n rest)]\\n [(x1) (+ x1)]\\n [() (+)])\\n\") (output . \"\"))\n")
|
