2314 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			Scheme
		
	
	
	
			
		
		
	
	
			2314 lines
		
	
	
		
			66 KiB
		
	
	
	
		
			Scheme
		
	
	
	
| ;; Copyright (c) 2014 Yuichi Nishiwaki, and other picrin contributers.
 | |
| 
 | |
| ;; Copyright (c) 2009-2012 Alex Shinn
 | |
| ;; All rights reserved.
 | |
| 
 | |
| ;; Redistribution and use in source and binary forms, with or without
 | |
| ;; modification, are permitted provided that the following conditions
 | |
| ;; are met:
 | |
| ;; 1. Redistributions of source code must retain the above copyright
 | |
| ;;    notice, this list of conditions and the following disclaimer.
 | |
| ;; 2. Redistributions in binary form must reproduce the above copyright
 | |
| ;;    notice, this list of conditions and the following disclaimer in the
 | |
| ;;    documentation and/or other materials provided with the distribution.
 | |
| ;; 3. The name of the author may not be used to endorse or promote products
 | |
| ;;    derived from this software without specific prior written permission.
 | |
| 
 | |
| ;; THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
 | |
| ;; IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
 | |
| ;; OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 | |
| ;; IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
 | |
| ;; INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
 | |
| ;; NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
 | |
| ;; DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
 | |
| ;; THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
 | |
| ;; (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
 | |
| ;; THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 | |
| 
 | |
| (import (scheme base)
 | |
| ;        (scheme char)
 | |
|         (scheme lazy)
 | |
|         (scheme inexact)
 | |
| ;        (scheme complex)
 | |
|         (scheme time)
 | |
|         (scheme file)
 | |
|         (scheme read)
 | |
|         (scheme write)
 | |
|         (scheme eval)
 | |
|         (scheme process-context)
 | |
|         (scheme case-lambda)
 | |
|         (scheme r5rs)
 | |
|         (picrin test))
 | |
| 
 | |
| ;; R7RS test suite.  Covers all procedures and syntax in the small
 | |
| ;; language except `delete-file'.  Currently assumes full-unicode
 | |
| ;; support, the full numeric tower and all standard libraries
 | |
| ;; provided.
 | |
| 
 | |
| 
 | |
| (test-begin "R7RS")
 | |
| 
 | |
| (test-begin "cond-expand")
 | |
| 
 | |
| (test #t (cond-expand
 | |
|           (r7rs #t)
 | |
|           (else #f)))
 | |
| (test #t (cond-expand
 | |
|           ((library (scheme write)) #t)
 | |
|           (else #f)))
 | |
| (test #t (cond-expand
 | |
|           ((not r6rs) #t)
 | |
|           (else #f)))
 | |
| (test #t (cond-expand
 | |
|           ((and r7rs (library (picrin test))) #t)
 | |
|           (else #f)))
 | |
| (test #t (cond-expand
 | |
|           ((or r6rs r7rs) #t)
 | |
|           (else #f)))
 | |
| (cond-expand
 | |
|  (r7rs (test #t #t))
 | |
|  (else (test #t #f)))
 | |
| (cond-expand
 | |
|  ((library (scheme write)) (test #t #t))
 | |
|  (else (test #t #f)))
 | |
| (cond-expand
 | |
|  ((not r6rs) (test #t #t))
 | |
|  (else (test #t #f)))
 | |
| (cond-expand
 | |
|  ((and r7rs (library (picrin test))) (test #t #t))
 | |
|  (else (test #t #f)))
 | |
| (cond-expand
 | |
|  ((or r6rs r7rs) (test #t #t))
 | |
|  (else (test #t #f)))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "4.1 Primitive expression types")
 | |
| 
 | |
| (let ()
 | |
|   (define x 28)
 | |
|   (test 28 x))
 | |
| 
 | |
| (test 'a (quote a))
 | |
| (test #(a b c) (quote #(a b c)))
 | |
| (test '(+ 1 2) (quote (+ 1 2)))
 | |
| 
 | |
| (test 'a 'a)
 | |
| (test #(a b c) '#(a b c))
 | |
| (test '() '())
 | |
| (test '(+ 1 2) '(+ 1 2))
 | |
| (test '(quote a) '(quote a))
 | |
| (test '(quote a) ''a)
 | |
| 
 | |
| (test "abc" '"abc")
 | |
| (test "abc" "abc")
 | |
| (test 145932 '145932)
 | |
| (test 145932 145932)
 | |
| (test #t '#t)
 | |
| (test #t #t)
 | |
| 
 | |
| (test 7 (+ 3 4))
 | |
| (test 12 ((if #f + *) 3 4))
 | |
| 
 | |
| (test 8 ((lambda (x) (+ x x)) 4))
 | |
| (define reverse-subtract
 | |
|   (lambda (x y) (- y x)))
 | |
| (test 3 (reverse-subtract 7 10))
 | |
| (define add4
 | |
|   (let ((x 4))
 | |
|     (lambda (y) (+ x y))))
 | |
| (test 10 (add4 6))
 | |
| 
 | |
| (test '(3 4 5 6) ((lambda x x) 3 4 5 6))
 | |
| (test '(5 6) ((lambda (x y . z) z)
 | |
|  3 4 5 6))
 | |
| 
 | |
| (test 'yes (if (> 3 2) 'yes 'no))
 | |
| (test 'no (if (> 2 3) 'yes 'no))
 | |
| (test 1 (if (> 3 2)
 | |
|     (- 3 2)
 | |
|     (+ 3 2)))
 | |
| (let ()
 | |
|   (define x 2)
 | |
|   (test 3 (+ x 1)))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "4.2 Derived expression types")
 | |
| 
 | |
| (test 'greater
 | |
|     (cond ((> 3 2) 'greater)
 | |
|           ((< 3 2) 'less)))
 | |
| 
 | |
| (test 'equal
 | |
|     (cond ((> 3 3) 'greater)
 | |
|           ((< 3 3) 'less)
 | |
|           (else 'equal)))
 | |
| 
 | |
| (test 2
 | |
|     (cond ((assv 'b '((a 1) (b 2))) => cadr)
 | |
|           (else #f)))
 | |
| 
 | |
| (test 'composite
 | |
|     (case (* 2 3)
 | |
|       ((2 3 5 7) 'prime)
 | |
|       ((1 4 6 8 9) 'composite)))
 | |
| 
 | |
| (test 'c
 | |
|     (case (car '(c d))
 | |
|       ((a e i o u) 'vowel)
 | |
|       ((w y) 'semivowel)
 | |
|       (else => (lambda (x) x))))
 | |
| 
 | |
| (test '((other . z) (semivowel . y) (other . x)
 | |
|         (semivowel . w) (vowel . u))
 | |
|     (map (lambda (x)
 | |
|            (case x
 | |
|              ((a e i o u) => (lambda (w) (cons 'vowel w)))
 | |
|              ((w y) (cons 'semivowel x))
 | |
|              (else => (lambda (w) (cons 'other w)))))
 | |
|          '(z y x w u)))
 | |
| 
 | |
| (test #t (and (= 2 2) (> 2 1)))
 | |
| (test #f (and (= 2 2) (< 2 1)))
 | |
| (test '(f g) (and 1 2 'c '(f g)))
 | |
| (test #t (and))
 | |
| 
 | |
| (test #t (or (= 2 2) (> 2 1)))
 | |
| (test #t (or (= 2 2) (< 2 1)))
 | |
| (test #f (or #f #f #f))
 | |
| (test '(b c) (or (memq 'b '(a b c))
 | |
|     (/ 3 0)))
 | |
| 
 | |
| (test 6 (let ((x 2) (y 3))
 | |
|   (* x y)))
 | |
| 
 | |
| (test 35 (let ((x 2) (y 3))
 | |
|   (let ((x 7)
 | |
|         (z (+ x y)))
 | |
|     (* z x))))
 | |
| 
 | |
| (test 70 (let ((x 2) (y 3))
 | |
|   (let* ((x 7)
 | |
|          (z (+ x y)))
 | |
|     (* z x))))
 | |
| 
 | |
| (test #t
 | |
|     (letrec ((even?
 | |
|               (lambda (n)
 | |
|                 (if (zero? n)
 | |
|                     #t
 | |
|                     (odd? (- n 1)))))
 | |
|              (odd?
 | |
|               (lambda (n)
 | |
|                 (if (zero? n)
 | |
|                     #f
 | |
|                     (even? (- n 1))))))
 | |
|       (even? 88)))
 | |
| 
 | |
| (test 5
 | |
|     (letrec* ((p
 | |
|                (lambda (x)
 | |
|                  (+ 1 (q (- x 1)))))
 | |
|               (q
 | |
|                (lambda (y)
 | |
|                  (if (zero? y)
 | |
|                      0
 | |
|                      (+ 1 (p (- y 1))))))
 | |
|               (x (p 5))
 | |
|               (y x))
 | |
|              y))
 | |
| 
 | |
| ;; By Jussi Piitulainen <jpiitula@ling.helsinki.fi>
 | |
| ;; and John Cowan <cowan@mercury.ccil.org>:
 | |
| ;; http://lists.scheme-reports.org/pipermail/scheme-reports/2013-December/003876.html
 | |
| 
 | |
| (define (means ton)
 | |
|   (letrec*
 | |
|      ((mean
 | |
|         (lambda (f g)
 | |
|           (f (/ (sum g ton) n))))
 | |
|       (sum
 | |
|         (lambda (g ton)
 | |
|           (if (null? ton)
 | |
|             (+)
 | |
|             (if (number? ton)
 | |
|                 (g ton)
 | |
|                 (+ (sum g (car ton))
 | |
|                    (sum g (cdr ton)))))))
 | |
|       (n (sum (lambda (x) 1) ton)))
 | |
|     (values (mean values values)
 | |
|             (mean exp log)
 | |
|             (mean / /))))
 | |
| (let*-values (((a b c) (means '(8 5 99 1 22))))
 | |
|   (test 27 a)
 | |
|   (test 9.7280002558226410514 b)
 | |
|   (test (/ 1800 497) c))
 | |
| 
 | |
| (let*-values (((root rem) (exact-integer-sqrt 32)))
 | |
|   (test 35 (* root rem)))
 | |
| 
 | |
| ;; (test '(1073741824 0)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 2 60))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (test '(1518500249 3000631951)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 2 61))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (test '(815238614083298888 443242361398135744)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 2 119))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (test '(1152921504606846976 0)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 2 120))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (test '(1630477228166597776 1772969445592542976)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 2 121))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (test '(31622776601683793319 62545769258890964239)
 | |
| ;;     (let*-values (((root rem) (exact-integer-sqrt (expt 10 39))))
 | |
| ;;       (list root rem)))
 | |
| 
 | |
| ;; (let*-values (((root rem) (exact-integer-sqrt (expt 2 140))))
 | |
| ;;   (test 0 rem)
 | |
| ;;   (test (expt 2 140) (square root)))
 | |
| 
 | |
| (test '(x y x y) (let ((a 'a) (b 'b) (x 'x) (y 'y))
 | |
|   (let*-values (((a b) (values x y))
 | |
|                 ((x y) (values a b)))
 | |
|     (list a b x y))))
 | |
| 
 | |
| (let ()
 | |
|   (define x 0)
 | |
|   (set! x 5)
 | |
|   (test 6 (+ x 1)))
 | |
| 
 | |
| (test #(0 1 2 3 4) (do ((vec (make-vector 5))
 | |
|      (i 0 (+ i 1)))
 | |
|     ((= i 5) vec)
 | |
|   (vector-set! vec i i)))
 | |
| 
 | |
| (test 25 (let ((x '(1 3 5 7 9)))
 | |
|   (do ((x x (cdr x))
 | |
|        (sum 0 (+ sum (car x))))
 | |
|       ((null? x) sum))))
 | |
| 
 | |
| (test '((6 1 3) (-5 -2))
 | |
|     (let loop ((numbers '(3 -2 1 6 -5))
 | |
|                (nonneg '())
 | |
|                (neg '()))
 | |
|       (cond ((null? numbers) (list nonneg neg))
 | |
|             ((>= (car numbers) 0)
 | |
|              (loop (cdr numbers)
 | |
|                    (cons (car numbers) nonneg)
 | |
|                    neg))
 | |
|             ((< (car numbers) 0)
 | |
|              (loop (cdr numbers)
 | |
|                    nonneg
 | |
|                    (cons (car numbers) neg))))))
 | |
| 
 | |
| (test 3 (force (delay (+ 1 2))))
 | |
| 
 | |
| (test '(3 3)
 | |
|     (let ((p (delay (+ 1 2))))
 | |
|       (list (force p) (force p))))
 | |
| 
 | |
| (define integers
 | |
|   (letrec ((next
 | |
|             (lambda (n)
 | |
|               (delay (cons n (next (+ n 1)))))))
 | |
|     (next 0)))
 | |
| (define head
 | |
|   (lambda (stream) (car (force stream))))
 | |
| (define tail
 | |
|   (lambda (stream) (cdr (force stream))))
 | |
| 
 | |
| (test 2 (head (tail (tail integers))))
 | |
| 
 | |
| (define (stream-filter p? s)
 | |
|   (delay-force
 | |
|    (if (null? (force s))
 | |
|        (delay '())
 | |
|        (let ((h (car (force s)))
 | |
|              (t (cdr (force s))))
 | |
|          (if (p? h)
 | |
|              (delay (cons h (stream-filter p? t)))
 | |
|              (stream-filter p? t))))))
 | |
| 
 | |
| (test 5 (head (tail (tail (stream-filter odd? integers)))))
 | |
| 
 | |
| (let ()
 | |
|   (define x 5)
 | |
|   (define count 0)
 | |
|   (define p
 | |
|     (delay (begin (set! count (+ count 1))
 | |
|                   (if (> count x)
 | |
|                       count
 | |
|                       (force p)))))
 | |
|   (test 6 (force p))
 | |
|   (test 6 (begin (set! x 10) (force p))))
 | |
| 
 | |
| (test #t (promise? (delay (+ 2 2))))
 | |
| (test #t (promise? (make-promise (+ 2 2))))
 | |
| (test #t
 | |
|     (let ((x (delay (+ 2 2))))
 | |
|       (force x)
 | |
|       (promise? x)))
 | |
| 
 | |
| (test #t
 | |
|       (let ((x (make-promise (+ 2 2))))
 | |
|         (force x)
 | |
|         (promise? x)))
 | |
| 
 | |
| 
 | |
| 
 | |
| 
 | |
| (define radix
 | |
|   (make-parameter
 | |
|    10
 | |
|    (lambda (x)
 | |
|      (if (and (integer? x) (<= 2 x 16))
 | |
|          x
 | |
|          (error "invalid radix")))))
 | |
| (define (f n) (number->string n (radix)))
 | |
| (test "12" (f 12))
 | |
| (test "1100" (parameterize ((radix 2))
 | |
|                            (f 12)))
 | |
| (test "12" (f 12))
 | |
| (test '(list 3 4) `(list ,(+ 1 2) 4))
 | |
| (let ((name 'a)) (test '(list a (quote a)) `(list ,name ',name)))
 | |
| (test '(a 3 4 5 6 b) `(a ,(+ 1 2) ,@(map abs '(4 -5 6)) b))
 | |
| (test #(10 5 4 16 9 8)
 | |
|     `#(10 5 ,(square 2) ,@(map square '(4 3)) 8))
 | |
| (test '(a `(b ,(+ 1 2) ,(foo 4 d) e) f)
 | |
|     `(a `(b ,(+ 1 2) ,(foo ,(+ 1 3) d) e) f) )
 | |
| (let ((name1 'x)
 | |
|       (name2 'y))
 | |
|    (test '(a `(b ,x ,'y d) e) `(a `(b ,,name1 ,',name2 d) e)))
 | |
| (test '(list 3 4) (quasiquote (list (unquote (+ 1 2)) 4)) )
 | |
| (test `(list ,(+ 1 2) 4) (quasiquote (list (unquote (+ 1 2)) 4)))
 | |
| 
 | |
| (define plus
 | |
|   (case-lambda
 | |
|    (() 0)
 | |
|    ((x) x)
 | |
|    ((x y) (+ x y))
 | |
|    ((x y z) (+ (+ x y) z))
 | |
|    (args (apply + args))))
 | |
| 
 | |
| (test 0 (plus))
 | |
| (test 1 (plus 1))
 | |
| (test 3 (plus 1 2))
 | |
| (test 6 (plus 1 2 3))
 | |
| (test 10 (plus 1 2 3 4))
 | |
| 
 | |
| (define mult
 | |
|   (case-lambda
 | |
|    (() 1)
 | |
|    ((x) x)
 | |
|    ((x y) (* x y))
 | |
|    ((x y . z) (apply mult (* x y) z))))
 | |
| 
 | |
| (test 1 (mult))
 | |
| (test 1 (mult 1))
 | |
| (test 2 (mult 1 2))
 | |
| (test 6 (mult 1 2 3))
 | |
| (test 24 (mult 1 2 3 4))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "4.3 Macros")
 | |
| 
 | |
| (test 'now (let-syntax
 | |
|                ((when (syntax-rules ()
 | |
|                         ((when test stmt1 stmt2 ...)
 | |
|                          (if test
 | |
|                              (begin stmt1
 | |
|                                     stmt2 ...))))))
 | |
|              (let ((if #t))
 | |
|                (when if (set! if 'now))
 | |
|                if)))
 | |
| 
 | |
| (test 'outer (let ((x 'outer))
 | |
|   (let-syntax ((m (syntax-rules () ((m) x))))
 | |
|     (let ((x 'inner))
 | |
|       (m)))))
 | |
| 
 | |
| (test 7 (letrec-syntax
 | |
|   ((my-or (syntax-rules ()
 | |
|             ((my-or) #f)
 | |
|             ((my-or e) e)
 | |
|             ((my-or e1 e2 ...)
 | |
|              (let ((temp e1))
 | |
|                (if temp
 | |
|                    temp
 | |
|                    (my-or e2 ...)))))))
 | |
|   (let ((x #f)
 | |
|         (y 7)
 | |
|         (temp 8)
 | |
|         (let odd?)
 | |
|         (if even?))
 | |
|     (my-or x
 | |
|            (let temp)
 | |
|            (if y)
 | |
|            y))))
 | |
| 
 | |
| (define-syntax be-like-begin
 | |
|   (syntax-rules ()
 | |
|     ((be-like-begin name)
 | |
|      (define-syntax name
 | |
|        (syntax-rules ::: ()
 | |
|          ((name expr :::)
 | |
|           (begin expr :::)))))))
 | |
| (be-like-begin sequence)
 | |
| (test 4 (sequence 1 2 3 4))
 | |
| 
 | |
| (define-syntax jabberwocky
 | |
|   (syntax-rules ()
 | |
|     ((_ hatter)
 | |
|      (begin
 | |
|        (define march-hare 42)
 | |
|        (define-syntax hatter
 | |
|          (syntax-rules ()
 | |
|            ((_) march-hare)))))))
 | |
| (jabberwocky mad-hatter)
 | |
| (test 42 (mad-hatter))
 | |
| 
 | |
| (test 'ok (let ((=> #f)) (cond (#t => 'ok))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "5 Program structure")
 | |
| 
 | |
| (define add3
 | |
|   (lambda (x) (+ x 3)))
 | |
| (test 6 (add3 3))
 | |
| (define first car)
 | |
| (test 1 (first '(1 2)))
 | |
| 
 | |
| (test 45 (let ((x 5))
 | |
|   (define foo (lambda (y) (bar x y)))
 | |
|   (define bar (lambda (a b) (+ (* a b) a)))
 | |
|   (foo (+ x 3))))
 | |
| 
 | |
| (test 'ok
 | |
|     (let ()
 | |
|       (define-values () (values))
 | |
|       'ok))
 | |
| (test 1
 | |
|     (let ()
 | |
|       (define-values (x) (values 1))
 | |
|       x))
 | |
| (test 3
 | |
|     (let ()
 | |
|       (define-values x (values 1 2))
 | |
|       (apply + x)))
 | |
| (test 3
 | |
|     (let ()
 | |
|       (define-values (x y) (values 1 2))
 | |
|       (+ x y)))
 | |
| (test 6
 | |
|     (let ()
 | |
|       (define-values (x y z) (values 1 2 3))
 | |
|       (+ x y z)))
 | |
| (test 10
 | |
|     (let ()
 | |
|       (define-values (x y . z) (values 1 2 3 4))
 | |
|       (+ x y (car z) (cadr z))))
 | |
| 
 | |
| (test '(2 1) (let ((x 1) (y 2))
 | |
|   (define-syntax swap!
 | |
|     (syntax-rules ()
 | |
|       ((swap! a b)
 | |
|        (let ((tmp a))
 | |
|          (set! a b)
 | |
|          (set! b tmp)))))
 | |
|   (swap! x y)
 | |
|   (list x y)))
 | |
| 
 | |
| ;; Records
 | |
| 
 | |
| (define-record-type <pare>
 | |
|   (kons x y)
 | |
|   pare?
 | |
|   (x kar set-kar!)
 | |
|   (y kdr))
 | |
| 
 | |
| (test #t (pare? (kons 1 2)))
 | |
| (test #f (pare? (cons 1 2)))
 | |
| (test 1 (kar (kons 1 2)))
 | |
| (test 2 (kdr (kons 1 2)))
 | |
| (test 3 (let ((k (kons 1 2)))
 | |
|           (set-kar! k 3)
 | |
|           (kar k)))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
 | |
| ;; 6 Standard Procedures
 | |
| 
 | |
| (test-begin "6.1 Equivalence Predicates")
 | |
| 
 | |
| (test #t (eqv? 'a 'a))
 | |
| (test #f (eqv? 'a 'b))
 | |
| (test #t (eqv? 2 2))
 | |
| (test #t (eqv? '() '()))
 | |
| (test #t (eqv? 100000000 100000000))
 | |
| (test #f (eqv? (cons 1 2) (cons 1 2)))
 | |
| (test #f (eqv? (lambda () 1)
 | |
|                (lambda () 2)))
 | |
| (test #f (eqv? #f 'nil))
 | |
| 
 | |
| (define gen-counter
 | |
|   (lambda ()
 | |
|     (let ((n 0))
 | |
|       (lambda () (set! n (+ n 1)) n))))
 | |
| (test #t
 | |
|     (let ((g (gen-counter)))
 | |
|       (eqv? g g)))
 | |
| (test #f (eqv? (gen-counter) (gen-counter)))
 | |
| (define gen-loser
 | |
|   (lambda ()
 | |
|     (let ((n 0))
 | |
|       (lambda () (set! n (+ n 1)) 27))))
 | |
| (test #t (let ((g (gen-loser)))
 | |
|   (eqv? g g)))
 | |
| 
 | |
| (test #f
 | |
| (letrec ((f (lambda () (if (eqv? f g) 'f 'both)))
 | |
|          (g (lambda () (if (eqv? f g) 'g 'both))))
 | |
|    (eqv? f g)))
 | |
| 
 | |
| (test #t
 | |
|     (let ((x '(a)))
 | |
|       (eqv? x x)))
 | |
| 
 | |
| (test #t (eq? 'a 'a))
 | |
| (test #f (eq? (list 'a) (list 'a)))
 | |
| (test #t (eq? '() '()))
 | |
| (test #t
 | |
|     (let ((x '(a)))
 | |
|       (eq? x x)))
 | |
| (test #t
 | |
|     (let ((x '#()))
 | |
|       (eq? x x)))
 | |
| (test #t
 | |
|     (let ((p (lambda (x) x)))
 | |
|       (eq? p p)))
 | |
| 
 | |
| (test #t (equal? 'a 'a))
 | |
| (test #t (equal? '(a) '(a)))
 | |
| (test #t (equal? '(a (b) c)
 | |
|                  '(a (b) c)))
 | |
| (test #t (equal? "abc" "abc"))
 | |
| (test #t (equal? 2 2))
 | |
| (test #t (equal? (make-vector 5 'a)
 | |
|                  (make-vector 5 'a)))
 | |
| 
 | |
| ;; circular objects
 | |
| (let ((l '(1 . 2))
 | |
|       (m '(1 . 2)))
 | |
|   (set-cdr! l l)
 | |
|   (set-cdr! m m)
 | |
|   (test #t (equal? l m)))
 | |
| 
 | |
| (let ((l '(1 . 2))
 | |
|       (m '(2 . 1)))
 | |
|   (set-cdr! l l)
 | |
|   (set-cdr! m m)
 | |
|   (test #f (equal? l m)))
 | |
| 
 | |
| 
 | |
| (let ((v (make-vector 2 1))
 | |
|       (w (make-vector 2 1)))
 | |
|   (vector-set! v 1 v)
 | |
|   (vector-set! w 1 w)
 | |
|   (test #t (equal? v w)))
 | |
| 
 | |
| 
 | |
| (let ((v (make-vector 2 1))
 | |
|       (w (make-vector 2 2)))
 | |
|   (vector-set! v 1 v)
 | |
|   (vector-set! w 1 w)
 | |
|   (test #f (equal? v w)))
 | |
| 
 | |
| (let ((v (make-vector 2 1))
 | |
|       (w (make-vector 2 1))
 | |
|       (l '(1 . 2))
 | |
|       (m '(1 . 2)))
 | |
|   (vector-set! v 1 l)
 | |
|   (vector-set! w 1 m)
 | |
|   (set-cdr! l v)
 | |
|   (set-cdr! m w)
 | |
|   (test #t  (equal? v w)))
 | |
| 
 | |
| (let ((v (make-vector 2 2))
 | |
|       (w (make-vector 2 1))
 | |
|       (l '(1 . 2))
 | |
|       (m '(1 . 2)))
 | |
|   (vector-set! v 1 l)
 | |
|   (vector-set! w 1 m)
 | |
|   (set-cdr! l v)
 | |
|   (set-cdr! m w)
 | |
|   (test #f (equal? v w)))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.2 Numbers")
 | |
| 
 | |
| ;; (test #t (complex? 3+4i))
 | |
| (test #t (complex? 3))
 | |
| (test #t (real? 3))
 | |
| ;; (test #t (real? -2.5+0i))
 | |
| ;; (test #f (real? -2.5+0.0i))
 | |
| ;; (test #t (real? #e1e10))
 | |
| (test #t (real? +inf.0))
 | |
| ;; (test #f (rational? -inf.0))
 | |
| ;; (test #t (rational? 6/10))
 | |
| ;; (test #t (rational? 6/3))
 | |
| ;; (test #t (integer? 3+0i))
 | |
| (test #t (integer? 3.0))
 | |
| ;; (test #t (integer? 8/4))
 | |
| 
 | |
| (test #f (exact? 3.0))
 | |
| ;; (test #t (exact? #e3.0))
 | |
| ;; (test #t (inexact? 3.))
 | |
| 
 | |
| (test #t (exact-integer? 32))
 | |
| (test #f (exact-integer? 32.0))
 | |
| ;; (test #f (exact-integer? 32/5))
 | |
| 
 | |
| (test #t (finite? 3))
 | |
| (test #f (finite? +inf.0))
 | |
| ;; (test #f (finite? 3.0+inf.0i))
 | |
| 
 | |
| (test #f (infinite? 3))
 | |
| (test #t (infinite? +inf.0))
 | |
| (test #f (infinite? +nan.0))
 | |
| ;; (test #t (infinite? 3.0+inf.0i))
 | |
| 
 | |
| (test #t (nan? +nan.0))
 | |
| (test #f (nan? 32))
 | |
| ;; (test #t (nan? +nan.0+5.0i))
 | |
| ;; (test #f (nan? 1+2i))
 | |
| 
 | |
| ;; (test #t (= 1 1.0 1.0+0.0i))
 | |
| ;; (test #f (= 1.0 1.0+1.0i))
 | |
| (test #t (< 1 2 3))
 | |
| (test #f (< 1 1 2))
 | |
| (test #t (> 3.0 2.0 1.0))
 | |
| (test #f (> -3.0 2.0 1.0))
 | |
| (test #t (<= 1 1 2))
 | |
| (test #f (<= 1 2 1))
 | |
| (test #t (>= 2 1 1))
 | |
| (test #f (>= 1 2 1))
 | |
| 
 | |
| ;; From R7RS 6.2.6 Numerical operations:
 | |
| ;;
 | |
| ;; These predicates are required to be transitive.
 | |
| ;;
 | |
| ;; _Note:_ The traditional implementations of these predicates in
 | |
| ;; Lisp-like languages, which involve converting all arguments to inexact
 | |
| ;; numbers if any argument is inexact, are not transitive.
 | |
| 
 | |
| ;; Example from Alan Bawden
 | |
| (let ((a (- (expt 2 1000) 1))
 | |
|       (b (inexact (expt 2 1000))) ; assuming > single-float-epsilon
 | |
|       (c (+ (expt 2 1000) 1)))
 | |
|   (test #t (if (and (= a b) (= b c))
 | |
|                (= a c)
 | |
|                #t)))
 | |
| 
 | |
| ;; From CLtL 12.3. Comparisons on Numbers:
 | |
| ;;
 | |
| ;;  Let _a_ be the result of (/ 10.0 single-float-epsilon), and let
 | |
| ;;  _j_ be the result of (floor a). ..., all of (<= a j), (< j (+ j
 | |
| ;;  1)), and (<= (+ j 1) a) would be true; transitivity would then
 | |
| ;;  imply that (< a a) ought to be true ...
 | |
| 
 | |
| ;; Transliteration from Jussi Piitulainen
 | |
| (define single-float-epsilon
 | |
|   (do ((eps 1.0 (* eps 2.0)))
 | |
|       ((= eps (+ eps 1.0)) eps)))
 | |
| 
 | |
| (let* ((a (/ 10.0 single-float-epsilon))
 | |
|        (j (exact a)))
 | |
|   (test #t (if (and (<= a j) (< j (+ j 1)))
 | |
|                (not (<= (+ j 1) a))
 | |
|                #t)))
 | |
| 
 | |
| (test #t (zero? 0))
 | |
| (test #t (zero? 0.0))
 | |
| ;; (test #t (zero? 0.0+0.0i))
 | |
| (test #f (zero? 1))
 | |
| (test #f (zero? -1))
 | |
| 
 | |
| (test #f (positive? 0))
 | |
| (test #f (positive? 0.0))
 | |
| (test #t (positive? 1))
 | |
| (test #t (positive? 1.0))
 | |
| (test #f (positive? -1))
 | |
| (test #f (positive? -1.0))
 | |
| (test #t (positive? +inf.0))
 | |
| (test #f (positive? -inf.0))
 | |
| 
 | |
| (test #f (negative? 0))
 | |
| (test #f (negative? 0.0))
 | |
| (test #f (negative? 1))
 | |
| (test #f (negative? 1.0))
 | |
| (test #t (negative? -1))
 | |
| (test #t (negative? -1.0))
 | |
| (test #f (negative? +inf.0))
 | |
| (test #t (negative? -inf.0))
 | |
| 
 | |
| (test #f (odd? 0))
 | |
| (test #t (odd? 1))
 | |
| (test #t (odd? -1))
 | |
| (test #f (odd? 102))
 | |
| 
 | |
| (test #t (even? 0))
 | |
| (test #f (even? 1))
 | |
| (test #t (even? -2))
 | |
| (test #t (even? 102))
 | |
| 
 | |
| (test 3 (max 3))
 | |
| (test 4 (max 3 4))
 | |
| (test 4.0 (max 3.9 4))
 | |
| (test 5.0 (max 5 3.9 4))
 | |
| (test +inf.0 (max 100 +inf.0))
 | |
| (test 3 (min 3))
 | |
| (test 3 (min 3 4))
 | |
| (test 3.0 (min 3 3.1))
 | |
| (test -inf.0 (min -inf.0 -100))
 | |
| 
 | |
| (test 7 (+ 3 4))
 | |
| (test 3 (+ 3))
 | |
| (test 0 (+))
 | |
| (test 4 (* 4))
 | |
| (test 1 (*))
 | |
| 
 | |
| (test -1 (- 3 4))
 | |
| (test -6 (- 3 4 5))
 | |
| (test -3 (- 3))
 | |
| ;; (test 3/20 (/ 3 4 5))
 | |
| ;; (test 1/3 (/ 3))
 | |
| 
 | |
| (test 7 (abs -7))
 | |
| (test 7 (abs 7))
 | |
| 
 | |
| (test-values (values 2 1) (floor/ 5 2))
 | |
| (test-values (values -3 1) (floor/ -5 2))
 | |
| (test-values (values -3 -1) (floor/ 5 -2))
 | |
| (test-values (values 2 -1) (floor/ -5 -2))
 | |
| (test-values (values 2 1) (truncate/ 5 2))
 | |
| (test-values (values -2 -1) (truncate/ -5 2))
 | |
| (test-values (values -2 1) (truncate/ 5 -2))
 | |
| (test-values (values 2 -1) (truncate/ -5 -2))
 | |
| (test-values (values 2.0 -1.0) (truncate/ -5.0 -2))
 | |
| 
 | |
| (test 1 (modulo 13 4))
 | |
| (test 1 (remainder 13 4))
 | |
| 
 | |
| (test 3 (modulo -13 4))
 | |
| (test -1 (remainder -13 4))
 | |
| 
 | |
| (test -3 (modulo 13 -4))
 | |
| (test 1 (remainder 13 -4))
 | |
| 
 | |
| (test -1 (modulo -13 -4))
 | |
| (test -1 (remainder -13 -4))
 | |
| 
 | |
| (test -1.0 (remainder -13 -4.0))
 | |
| 
 | |
| (test 4 (gcd 32 -36))
 | |
| (test 0 (gcd))
 | |
| (test 288 (lcm 32 -36))
 | |
| (test 288.0 (lcm 32.0 -36))
 | |
| (test 1 (lcm))
 | |
| 
 | |
| ;; (test 3 (numerator (/ 6 4)))
 | |
| ;; (test 2 (denominator (/ 6 4)))
 | |
| ;; (test 2.0 (denominator (inexact (/ 6 4))))
 | |
| ;; (test 11.0 (numerator 5.5))
 | |
| ;; (test 2.0 (denominator 5.5))
 | |
| ;; (test 5.0 (numerator 5.0))
 | |
| ;; (test 1.0 (denominator 5.0))
 | |
| 
 | |
| (test -5.0 (floor -4.3))
 | |
| (test -4.0 (ceiling -4.3))
 | |
| (test -4.0 (truncate -4.3))
 | |
| (test -4.0 (round -4.3))
 | |
| 
 | |
| (test 3.0 (floor 3.5))
 | |
| (test 4.0 (ceiling 3.5))
 | |
| (test 3.0 (truncate 3.5))
 | |
| (test 4.0 (round 3.5))
 | |
| 
 | |
| ;; (test 4 (exact (round 7/2)))
 | |
| (test 7 (round 7))
 | |
| 
 | |
| ;; (test 1/3 (rationalize (exact .3) 1/10))
 | |
| ;; (test #i1/3 (rationalize .3 1/10))
 | |
| 
 | |
| (test 1.0 (inexact (exp 0))) ;; may return exact number
 | |
| (test 20.0855369231876679236 (exp 3))
 | |
| 
 | |
| (test 0.0 (inexact (log 1))) ;; may return exact number
 | |
| (test 1.0 (log (exp 1)))
 | |
| (test 42.0 (log (exp 42)))
 | |
| (test 2.0 (log 100 10))
 | |
| (test 12.0 (log 4096 2))
 | |
| 
 | |
| (test 0.0 (inexact (sin 0))) ;; may return exact number
 | |
| (test 1.0 (sin 1.5707963267949))
 | |
| (test 1.0 (inexact (cos 0))) ;; may return exact number
 | |
| (test -1.0 (cos 3.14159265358979))
 | |
| (test 0.0 (inexact (tan 0))) ;; may return exact number
 | |
| (test 1.557407724654902292371616567834 (tan 1))
 | |
| 
 | |
| (test 0.0 (asin 0))
 | |
| (test 1.5707963267948965580 (asin 1))
 | |
| (test 0.0 (acos 1))
 | |
| (test 3.1415926535897931160 (acos -1))
 | |
| 
 | |
| (test 0.0 (atan 0.0 1.0))
 | |
| (test -0.0 (atan -0.0 1.0))
 | |
| (test 0.7853981633974482790 (atan 1.0 1.0))
 | |
| (test 1.5707963267948965580 (atan 1.0 0.0))
 | |
| (test 2.3561944901923448370 (atan 1.0 -1.0))
 | |
| (test 3.1415926535897931160 (atan 0.0 -1.0))
 | |
| (test -3.1415926535897931160 (atan -0.0 -1.0)) ;
 | |
| (test -2.3561944901923448370 (atan -1.0 -1.0))
 | |
| (test -1.5707963267948965580 (atan -1.0 0.0))
 | |
| (test -0.7853981633974482790 (atan -1.0 1.0))
 | |
| ;; (test undefined (atan 0.0 0.0))
 | |
| 
 | |
| (test 1764 (square 42))
 | |
| (test 4 (square 2))
 | |
| 
 | |
| (test 3.0 (inexact (sqrt 9)))
 | |
| (test 1.4142135623730951454 (sqrt 2))
 | |
| ;; (test 0.0+1.0i (inexact (sqrt -1)))
 | |
| 
 | |
| (test '(2 0) (call-with-values (lambda () (exact-integer-sqrt 4)) list))
 | |
| (test '(2 1) (call-with-values (lambda () (exact-integer-sqrt 5)) list))
 | |
| 
 | |
| (test 27 (expt 3 3))
 | |
| (test 1 (expt 0 0))
 | |
| (test 0 (expt 0 1))
 | |
| (test 1.0 (expt 0.0 0))
 | |
| (test 0.0 (expt 0 1.0))
 | |
| 
 | |
| ;; (test 1+2i (make-rectangular 1 2))
 | |
| 
 | |
| ;; (test 0.54030230586814+0.841470984807897i (make-polar 1 1))
 | |
| 
 | |
| ;; (test 1 (real-part 1+2i))
 | |
| 
 | |
| ;; (test 2 (imag-part 1+2i))
 | |
| 
 | |
| ;; (test 2.23606797749979 (magnitude 1+2i))
 | |
| 
 | |
| ;; (test 1.10714871779409 (angle 1+2i))
 | |
| 
 | |
| (test 1.0 (inexact 1))
 | |
| (test #t (inexact? (inexact 1)))
 | |
| (test 1 (exact 1.0))
 | |
| (test #t (exact? (exact 1.0)))
 | |
| 
 | |
| (test "10" (number->string 10))
 | |
| (test "10" (number->string 10 10))
 | |
| (test "10" (number->string 2 2))
 | |
| (test "10" (number->string 8 8))
 | |
| (test "10" (number->string 16 16))
 | |
| 
 | |
| (test "2.3" (number->string 2.3))
 | |
| (test "2.3" (number->string 2.30))
 | |
| (test "2.301" (number->string 2.301))
 | |
| 
 | |
| (test 100 (string->number "100"))
 | |
| (test 256 (string->number "100" 16))
 | |
| (test 100.0 (string->number "1e2"))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.3 Booleans")
 | |
| 
 | |
| (test #t #t)
 | |
| (test #f #f)
 | |
| (test #f '#f)
 | |
| 
 | |
| (test #f (not #t))
 | |
| (test #f (not 3))
 | |
| (test #f (not (list 3)))
 | |
| (test #t (not #f))
 | |
| (test #f (not '()))
 | |
| (test #f (not (list)))
 | |
| (test #f (not 'nil))
 | |
| 
 | |
| (test #t (boolean? #f))
 | |
| (test #f (boolean? 0))
 | |
| (test #f (boolean? '()))
 | |
| 
 | |
| (test #t (boolean=? #t #t))
 | |
| (test #t (boolean=? #f #f))
 | |
| (test #f (boolean=? #t #f))
 | |
| (test #t (boolean=? #f #f #f))
 | |
| (test #f (boolean=? #t #t #f))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.4 Lists")
 | |
| 
 | |
| (let* ((x (list 'a 'b 'c))
 | |
|        (y x))
 | |
|   (test '(a b c) (values y))
 | |
|   (test #t (list? y))
 | |
|   (set-cdr! x 4)
 | |
|   (test '(a . 4) (values x))
 | |
|   (test #t (eqv? x y))
 | |
|   (test #f (list? y))
 | |
|   (set-cdr! x x)
 | |
|   (test #f (list? x)))
 | |
| 
 | |
| (test #t (pair? '(a . b)))
 | |
| (test #t (pair? '(a b c)))
 | |
| (test #f (pair? '()))
 | |
| (test #f (pair? '#(a b)))
 | |
| 
 | |
| (test '(a) (cons 'a '()))
 | |
| (test '((a) b c d) (cons '(a) '(b c d)))
 | |
| (test '("a" b c) (cons "a" '(b c)))
 | |
| (test '(a . 3) (cons 'a 3))
 | |
| (test '((a b) . c) (cons '(a b) 'c))
 | |
| 
 | |
| (test 'a (car '(a b c)))
 | |
| (test '(a) (car '((a) b c d)))
 | |
| (test 1 (car '(1 . 2)))
 | |
| 
 | |
| (test '(b c d) (cdr '((a) b c d)))
 | |
| (test 2 (cdr '(1 . 2)))
 | |
| (define (g) '(constant-list))
 | |
| 
 | |
| (test #t (list? '(a b c)))
 | |
| (test #t (list? '()))
 | |
| (test #f (list? '(a . b)))
 | |
| (test #f (let ((x (list 'a))) (set-cdr! x x) (list? x)))
 | |
| 
 | |
| (test '(3 3) (make-list 2 3))
 | |
| 
 | |
| (test '(a 7 c) (list 'a (+ 3 4) 'c))
 | |
| (test '() (list))
 | |
| 
 | |
| (test 3 (length '(a b c)))
 | |
| (test 3 (length '(a (b) (c d e))))
 | |
| (test 0 (length '()))
 | |
| 
 | |
| (test '(x y) (append '(x) '(y)))
 | |
| (test '(a b c d) (append '(a) '(b c d)))
 | |
| (test '(a (b) (c)) (append '(a (b)) '((c))))
 | |
| 
 | |
| (test '(a b c . d) (append '(a b) '(c . d)))
 | |
| (test 'a (append '() 'a))
 | |
| 
 | |
| (test '(c b a) (reverse '(a b c)))
 | |
| (test '((e (f)) d (b c) a) (reverse '(a (b c) d (e (f)))))
 | |
| 
 | |
| (test '(d e) (list-tail '(a b c d e) 3))
 | |
| 
 | |
| (test 'c (list-ref '(a b c d) 2))
 | |
| (test 'c (list-ref '(a b c d)
 | |
|           (exact (round 1.8))))
 | |
| 
 | |
| (test '(0 ("Sue" "Sue") "Anna")
 | |
|     (let ((lst (list 0 '(2 2 2 2) "Anna")))
 | |
|       (list-set! lst 1 '("Sue" "Sue"))
 | |
|       lst))
 | |
| 
 | |
| (test '(a b c) (memq 'a '(a b c)))
 | |
| (test '(b c) (memq 'b '(a b c)))
 | |
| (test #f (memq 'a '(b c d)))
 | |
| (test #f (memq (list 'a) '(b (a) c)))
 | |
| (test '((a) c) (member (list 'a) '(b (a) c)))
 | |
| ;; (test '("b" "c") (member "B" '("a" "b" "c") string-ci=?))
 | |
| (test '(101 102) (memv 101 '(100 101 102)))
 | |
| 
 | |
| (let ()
 | |
|   (define e '((a 1) (b 2) (c 3)))
 | |
|   (test '(a 1) (assq 'a e))
 | |
|   (test '(b 2) (assq 'b e))
 | |
|   (test #f (assq 'd e)))
 | |
| 
 | |
| (test #f (assq (list 'a) '(((a)) ((b)) ((c)))))
 | |
| (test '((a)) (assoc (list 'a) '(((a)) ((b)) ((c)))))
 | |
| (test '(2 4) (assoc 2.0 '((1 1) (2 4) (3 9)) =))
 | |
| (test '(5 7) (assv 5 '((2 3) (5 7) (11 13))))
 | |
| 
 | |
| (test '(1 2 3) (list-copy '(1 2 3)))
 | |
| (test "foo" (list-copy "foo"))
 | |
| (test '() (list-copy '()))
 | |
| (test '(3 . 4) (list-copy '(3 . 4)))
 | |
| (test '(6 7 8 . 9) (list-copy '(6 7 8 . 9)))
 | |
| (let* ((l1 '((a b) (c d) e))
 | |
|        (l2 (list-copy l1)))
 | |
|   (test l2 '((a b) (c d) e))
 | |
|   (test #t (eq? (car l1) (car l2)))
 | |
|   (test #t (eq? (cadr l1) (cadr l2)))
 | |
|   (test #f (eq? (cdr l1) (cdr l2)))
 | |
|   (test #f (eq? (cddr l1) (cddr l2))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.5 Symbols")
 | |
| 
 | |
| (test #t (symbol? 'foo))
 | |
| (test #t (symbol? (car '(a b))))
 | |
| (test #f (symbol? "bar"))
 | |
| (test #t (symbol? 'nil))
 | |
| (test #f (symbol? '()))
 | |
| (test #f (symbol? #f))
 | |
| 
 | |
| (test #t (symbol=? 'a 'a))
 | |
| (test #f (symbol=? 'a 'A))
 | |
| (test #t (symbol=? 'a 'a 'a))
 | |
| (test #f (symbol=? 'a 'a 'A))
 | |
| 
 | |
| (test "flying-fish"
 | |
| (symbol->string 'flying-fish))
 | |
| (test "Martin" (symbol->string 'Martin))
 | |
| (test "Malvina" (symbol->string (string->symbol "Malvina")))
 | |
| 
 | |
| (test 'mISSISSIppi (string->symbol "mISSISSIppi"))
 | |
| (test #t (eq? 'bitBlt (string->symbol "bitBlt")))
 | |
| (test #t (eq? 'LollyPop (string->symbol (symbol->string 'LollyPop))))
 | |
| (test #t (string=? "K. Harper, M.D."
 | |
|                    (symbol->string (string->symbol "K. Harper, M.D."))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.6 Characters")
 | |
| 
 | |
| (test #t (char? #\a))
 | |
| (test #f (char? "a"))
 | |
| (test #f (char? 'a))
 | |
| (test #f (char? 0))
 | |
| 
 | |
| (test #t (char=? #\a #\a #\a))
 | |
| (test #f (char=? #\a #\A))
 | |
| (test #t (char<? #\a #\b #\c))
 | |
| (test #f (char<? #\a #\a))
 | |
| (test #f (char<? #\b #\a))
 | |
| (test #f (char>? #\a #\b))
 | |
| (test #f (char>? #\a #\a))
 | |
| (test #t (char>? #\c #\b #\a))
 | |
| (test #t (char<=? #\a #\b #\b))
 | |
| (test #t (char<=? #\a #\a))
 | |
| (test #f (char<=? #\b #\a))
 | |
| (test #f (char>=? #\a #\b))
 | |
| (test #t (char>=? #\a #\a))
 | |
| (test #t (char>=? #\b #\b #\a))
 | |
| 
 | |
| ;; (test #t (char-ci=? #\a #\a))
 | |
| ;; (test #t (char-ci=? #\a #\A #\a))
 | |
| ;; (test #f (char-ci=? #\a #\b))
 | |
| ;; (test #t (char-ci<? #\a #\B #\c))
 | |
| ;; (test #f (char-ci<? #\A #\a))
 | |
| ;; (test #f (char-ci<? #\b #\A))
 | |
| ;; (test #f (char-ci>? #\A #\b))
 | |
| ;; (test #f (char-ci>? #\a #\A))
 | |
| ;; (test #t (char-ci>? #\c #\B #\a))
 | |
| ;; (test #t (char-ci<=? #\a #\B #\b))
 | |
| ;; (test #t (char-ci<=? #\A #\a))
 | |
| ;; (test #f (char-ci<=? #\b #\A))
 | |
| ;; (test #f (char-ci>=? #\A #\b))
 | |
| ;; (test #t (char-ci>=? #\a #\A))
 | |
| ;; (test #t (char-ci>=? #\b #\B #\a))
 | |
| 
 | |
| ;; (test #t (char-alphabetic? #\a))
 | |
| ;; (test #f (char-alphabetic? #\space))
 | |
| ;; (test #t (char-numeric? #\0))
 | |
| ;; (test #f (char-numeric? #\.))
 | |
| ;; (test #f (char-numeric? #\a))
 | |
| ;; (test #t (char-whitespace? #\space))
 | |
| ;; (test #t (char-whitespace? #\tab))
 | |
| ;; (test #t (char-whitespace? #\newline))
 | |
| ;; (test #f (char-whitespace? #\_))
 | |
| ;; (test #f (char-whitespace? #\a))
 | |
| ;; (test #t (char-upper-case? #\A))
 | |
| ;; (test #f (char-upper-case? #\a))
 | |
| ;; (test #f (char-upper-case? #\3))
 | |
| ;; (test #t (char-lower-case? #\a))
 | |
| ;; (test #f (char-lower-case? #\A))
 | |
| ;; (test #f (char-lower-case? #\3))
 | |
| 
 | |
| ;; (test #t (char-alphabetic? #\Λ))
 | |
| ;; (test #f (char-alphabetic? #\x0E50))
 | |
| ;; (test #t (char-upper-case? #\Λ))
 | |
| ;; (test #f (char-upper-case? #\λ))
 | |
| ;; (test #f (char-lower-case? #\Λ))
 | |
| ;; (test #t (char-lower-case? #\λ))
 | |
| ;; (test #f (char-numeric? #\Λ))
 | |
| ;; (test #t (char-numeric? #\x0E50))
 | |
| ;; (test #t (char-whitespace? #\x1680))
 | |
| 
 | |
| ;; (test 0 (digit-value #\0))
 | |
| ;; (test 3 (digit-value #\3))
 | |
| ;; (test 9 (digit-value #\9))
 | |
| ;; (test 4 (digit-value #\x0664))
 | |
| ;; (test 0 (digit-value #\x0AE6))
 | |
| ;; (test #f (digit-value #\.))
 | |
| ;; (test #f (digit-value #\-))
 | |
| 
 | |
| (test 97 (char->integer #\a))
 | |
| (test #\a (integer->char 97))
 | |
| 
 | |
| ;; (test #\A (char-upcase #\a))
 | |
| ;; (test #\A (char-upcase #\A))
 | |
| ;; (test #\a (char-downcase #\a))
 | |
| ;; (test #\a (char-downcase #\A))
 | |
| ;; (test #\a (char-foldcase #\a))
 | |
| ;; (test #\a (char-foldcase #\A))
 | |
| 
 | |
| ;; (test #\Λ (char-upcase #\λ))
 | |
| ;; (test #\Λ (char-upcase #\Λ))
 | |
| ;; (test #\λ (char-downcase #\λ))
 | |
| ;; (test #\λ (char-downcase #\Λ))
 | |
| ;; (test #\λ (char-foldcase #\λ))
 | |
| ;; (test #\λ (char-foldcase #\Λ))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.7 Strings")
 | |
| 
 | |
| (test #t (string? ""))
 | |
| (test #t (string? " "))
 | |
| (test #f (string? 'a))
 | |
| (test #f (string? #\a))
 | |
| 
 | |
| (test 3 (string-length (make-string 3)))
 | |
| (test "---" (make-string 3 #\-))
 | |
| 
 | |
| (test "" (string))
 | |
| (test "---" (string #\- #\- #\-))
 | |
| (test "kitten" (string #\k #\i #\t #\t #\e #\n))
 | |
| 
 | |
| (test 0 (string-length ""))
 | |
| (test 1 (string-length "a"))
 | |
| (test 3 (string-length "abc"))
 | |
| 
 | |
| (test #\a (string-ref "abc" 0))
 | |
| (test #\b (string-ref "abc" 1))
 | |
| (test #\c (string-ref "abc" 2))
 | |
| 
 | |
| (test "a-c" (let ((str (string #\a #\b #\c))) (string-set! str 1 #\-) str))
 | |
| 
 | |
| ;; (test (string #\a #\x1F700 #\c)
 | |
| ;;     (let ((s (string #\a #\b #\c)))
 | |
| ;;       (string-set! s 1 #\x1F700)
 | |
| ;;       s))
 | |
| 
 | |
| (test #t (string=? "" ""))
 | |
| (test #t (string=? "abc" "abc" "abc"))
 | |
| (test #f (string=? "" "abc"))
 | |
| (test #f (string=? "abc" "aBc"))
 | |
| 
 | |
| (test #f (string<? "" ""))
 | |
| (test #f (string<? "abc" "abc"))
 | |
| (test #t (string<? "abc" "abcd" "acd"))
 | |
| (test #f (string<? "abcd" "abc"))
 | |
| (test #t (string<? "abc" "bbc"))
 | |
| 
 | |
| (test #f (string>? "" ""))
 | |
| (test #f (string>? "abc" "abc"))
 | |
| (test #f (string>? "abc" "abcd"))
 | |
| (test #t (string>? "acd" "abcd" "abc"))
 | |
| (test #f (string>? "abc" "bbc"))
 | |
| 
 | |
| (test #t (string<=? "" ""))
 | |
| (test #t (string<=? "abc" "abc"))
 | |
| (test #t (string<=? "abc" "abcd" "abcd"))
 | |
| (test #f (string<=? "abcd" "abc"))
 | |
| (test #t (string<=? "abc" "bbc"))
 | |
| 
 | |
| (test #t (string>=? "" ""))
 | |
| (test #t (string>=? "abc" "abc"))
 | |
| (test #f (string>=? "abc" "abcd"))
 | |
| (test #t (string>=? "abcd" "abcd" "abc"))
 | |
| (test #f (string>=? "abc" "bbc"))
 | |
| 
 | |
| ;; (test #t (string-ci=? "" ""))
 | |
| ;; (test #t (string-ci=? "abc" "abc"))
 | |
| ;; (test #f (string-ci=? "" "abc"))
 | |
| ;; (test #t (string-ci=? "abc" "aBc"))
 | |
| ;; (test #f (string-ci=? "abc" "aBcD"))
 | |
| 
 | |
| ;; (test #f (string-ci<? "abc" "aBc"))
 | |
| ;; (test #t (string-ci<? "abc" "aBcD"))
 | |
| ;; (test #f (string-ci<? "ABCd" "aBc"))
 | |
| 
 | |
| ;; (test #f (string-ci>? "abc" "aBc"))
 | |
| ;; (test #f (string-ci>? "abc" "aBcD"))
 | |
| ;; (test #t (string-ci>? "ABCd" "aBc"))
 | |
| 
 | |
| ;; (test #t (string-ci<=? "abc" "aBc"))
 | |
| ;; (test #t (string-ci<=? "abc" "aBcD"))
 | |
| ;; (test #f (string-ci<=? "ABCd" "aBc"))
 | |
| 
 | |
| ;; (test #t (string-ci>=? "abc" "aBc"))
 | |
| ;; (test #f (string-ci>=? "abc" "aBcD"))
 | |
| ;; (test #t (string-ci>=? "ABCd" "aBc"))
 | |
| 
 | |
| ;; (test #t (string-ci=? "ΑΒΓ" "αβγ" "αβγ"))
 | |
| ;; (test #f (string-ci<? "ΑΒΓ" "αβγ"))
 | |
| ;; (test #f (string-ci>? "ΑΒΓ" "αβγ"))
 | |
| ;; (test #t (string-ci<=? "ΑΒΓ" "αβγ"))
 | |
| ;; (test #t (string-ci>=? "ΑΒΓ" "αβγ"))
 | |
| 
 | |
| ;; ;; latin
 | |
| ;; (test "ABC" (string-upcase "abc"))
 | |
| ;; (test "ABC" (string-upcase "ABC"))
 | |
| ;; (test "abc" (string-downcase "abc"))
 | |
| ;; (test "abc" (string-downcase "ABC"))
 | |
| ;; (test "abc" (string-foldcase "abc"))
 | |
| ;; (test "abc" (string-foldcase "ABC"))
 | |
| 
 | |
| ;; ;; cyrillic
 | |
| ;; (test "ΑΒΓ" (string-upcase "αβγ"))
 | |
| ;; (test "ΑΒΓ" (string-upcase "ΑΒΓ"))
 | |
| ;; (test "αβγ" (string-downcase "αβγ"))
 | |
| ;; (test "αβγ" (string-downcase "ΑΒΓ"))
 | |
| ;; (test "αβγ" (string-foldcase "αβγ"))
 | |
| ;; (test "αβγ" (string-foldcase "ΑΒΓ"))
 | |
| 
 | |
| ;; ;; special cases
 | |
| ;; (test "SSA" (string-upcase "ßa"))
 | |
| ;; (test "ßa" (string-downcase "ßa"))
 | |
| ;; (test "ssa" (string-downcase "SSA"))
 | |
| ;; (test "İ" (string-upcase "İ"))
 | |
| ;; (test "i\x0307;" (string-downcase "İ"))
 | |
| ;; (test "i\x0307;" (string-foldcase "İ"))
 | |
| ;; (test "J̌" (string-upcase "ǰ"))
 | |
| 
 | |
| ;; ;; context-sensitive (final sigma)
 | |
| ;; (test "ΓΛΏΣΣΑ" (string-upcase "γλώσσα"))
 | |
| ;; (test "γλώσσα" (string-downcase "ΓΛΏΣΣΑ"))
 | |
| ;; (test "γλώσσα" (string-foldcase "ΓΛΏΣΣΑ"))
 | |
| ;; (test "ΜΈΛΟΣ" (string-upcase "μέλος"))
 | |
| ;; (test #t (and (member (string-downcase "ΜΈΛΟΣ") '("μέλος" "μέλοσ")) #t))
 | |
| ;; (test "μέλοσ" (string-foldcase "ΜΈΛΟΣ"))
 | |
| ;; (test #t (and (member (string-downcase "ΜΈΛΟΣ ΕΝΌΣ")
 | |
| ;;                       '("μέλος ενός" "μέλοσ ενόσ"))
 | |
| ;;               #t))
 | |
| 
 | |
| (test "" (substring "" 0 0))
 | |
| (test "" (substring "a" 0 0))
 | |
| (test "" (substring "abc" 1 1))
 | |
| (test "ab" (substring "abc" 0 2))
 | |
| (test "bc" (substring "abc" 1 3))
 | |
| 
 | |
| (test "" (string-append ""))
 | |
| (test "" (string-append "" ""))
 | |
| (test "abc" (string-append "" "abc"))
 | |
| (test "abc" (string-append "abc" ""))
 | |
| (test "abcde" (string-append "abc" "de"))
 | |
| (test "abcdef" (string-append "abc" "de" "f"))
 | |
| 
 | |
| (test '() (string->list ""))
 | |
| (test '(#\a) (string->list "a"))
 | |
| (test '(#\a #\b #\c) (string->list "abc"))
 | |
| (test '(#\a #\b #\c) (string->list "abc" 0))
 | |
| (test '(#\b #\c) (string->list "abc" 1))
 | |
| (test '(#\b #\c) (string->list "abc" 1 3))
 | |
| (test "" (list->string '()))
 | |
| (test "abc" (list->string '(#\a #\b #\c)))
 | |
| 
 | |
| (test "" (string-copy ""))
 | |
| (test "" (string-copy "" 0))
 | |
| (test "" (string-copy "" 0 0))
 | |
| (test "abc" (string-copy "abc"))
 | |
| (test "abc" (string-copy "abc" 0))
 | |
| (test "bc" (string-copy "abc" 1))
 | |
| (test "b" (string-copy "abc" 1 2))
 | |
| (test "bc" (string-copy "abc" 1 3))
 | |
| 
 | |
| (test "-----"
 | |
|     (let ((str (make-string 5 #\x))) (string-fill! str #\-) str))
 | |
| (test "xx---"
 | |
|     (let ((str (make-string 5 #\x))) (string-fill! str #\- 2) str))
 | |
| (test "xx-xx"
 | |
|     (let ((str (make-string 5 #\x))) (string-fill! str #\- 2 3) str))
 | |
| 
 | |
| (test "a12de"
 | |
|     (let ((str (string-copy "abcde"))) (string-copy! str 1 "12345" 0 2) str))
 | |
| (test "-----"
 | |
|     (let ((str (make-string 5 #\x))) (string-copy! str 0 "-----") str))
 | |
| (test "---xx"
 | |
|     (let ((str (make-string 5 #\x))) (string-copy! str 0 "-----" 2) str))
 | |
| (test "xx---"
 | |
|     (let ((str (make-string 5 #\x))) (string-copy! str 2 "-----" 0 3) str))
 | |
| (test "xx-xx"
 | |
|     (let ((str (make-string 5 #\x))) (string-copy! str 2 "-----" 2 3) str))
 | |
| 
 | |
| ;; same source and dest
 | |
| (test "aabde"
 | |
|     (let ((str (string-copy "abcde"))) (string-copy! str 1 str 0 2) str))
 | |
| (test "abcab"
 | |
|     (let ((str (string-copy "abcde"))) (string-copy! str 3 str 0 2) str))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.8 Vectors")
 | |
| 
 | |
| (test #t (vector? #()))
 | |
| (test #t (vector? #(1 2 3)))
 | |
| (test #t (vector? '#(1 2 3)))
 | |
| 
 | |
| (test 0 (vector-length (make-vector 0)))
 | |
| (test 1000 (vector-length (make-vector 1000)))
 | |
| 
 | |
| (test #(0 (2 2 2 2) "Anna") '#(0 (2 2 2 2) "Anna"))
 | |
| 
 | |
| (test #(a b c) (vector 'a 'b 'c))
 | |
| 
 | |
| (test 8 (vector-ref '#(1 1 2 3 5 8 13 21) 5))
 | |
| (test 13 (vector-ref '#(1 1 2 3 5 8 13 21)
 | |
|             (let ((i (round (* 2 (acos -1)))))
 | |
|               (if (inexact? i)
 | |
|                   (exact i)
 | |
|                   i))))
 | |
| 
 | |
| (test #(0 ("Sue" "Sue") "Anna") (let ((vec (vector 0 '(2 2 2 2) "Anna")))
 | |
|   (vector-set! vec 1 '("Sue" "Sue"))
 | |
|   vec))
 | |
| 
 | |
| (test '(dah dah didah) (vector->list '#(dah dah didah)))
 | |
| (test '(dah didah) (vector->list '#(dah dah didah) 1))
 | |
| (test '(dah) (vector->list '#(dah dah didah) 1 2))
 | |
| (test #(dididit dah) (list->vector '(dididit dah)))
 | |
| 
 | |
| (test #() (string->vector ""))
 | |
| (test #(#\A #\B #\C) (string->vector "ABC"))
 | |
| (test #(#\B #\C) (string->vector "ABC" 1))
 | |
| (test #(#\B) (string->vector "ABC" 1 2))
 | |
| 
 | |
| (test "" (vector->string #()))
 | |
| (test "123" (vector->string #(#\1 #\2 #\3)))
 | |
| (test "23" (vector->string #(#\1 #\2 #\3) 1))
 | |
| (test "2" (vector->string #(#\1 #\2 #\3) 1 2))
 | |
| 
 | |
| (test #() (vector-copy #()))
 | |
| (test #(a b c) (vector-copy #(a b c)))
 | |
| (test #(b c) (vector-copy #(a b c) 1))
 | |
| (test #(b) (vector-copy #(a b c) 1 2))
 | |
| 
 | |
| (test #() (vector-append #()))
 | |
| (test #() (vector-append #() #()))
 | |
| (test #(a b c) (vector-append #() #(a b c)))
 | |
| (test #(a b c) (vector-append #(a b c) #()))
 | |
| (test #(a b c d e) (vector-append #(a b c) #(d e)))
 | |
| (test #(a b c d e f) (vector-append #(a b c) #(d e) #(f)))
 | |
| 
 | |
| (test #(1 2 smash smash 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-fill! vec 'smash 2 4) vec))
 | |
| (test #(x x x x x)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-fill! vec 'x) vec))
 | |
| (test #(1 2 x x x)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-fill! vec 'x 2) vec))
 | |
| (test #(1 2 x 4 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-fill! vec 'x 2 3) vec))
 | |
| 
 | |
| (test #(1 a b 4 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 1 #(a b c d e) 0 2) vec))
 | |
| (test #(a b c d e)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 0 #(a b c d e)) vec))
 | |
| (test #(c d e 4 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 0 #(a b c d e) 2) vec))
 | |
| (test #(1 2 a b c)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 2 #(a b c d e) 0 3) vec))
 | |
| (test #(1 2 c 4 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 2 #(a b c d e) 2 3) vec))
 | |
| 
 | |
| ;; same source and dest
 | |
| (test #(1 1 2 4 5)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 1 vec 0 2) vec))
 | |
| (test #(1 2 3 1 2)
 | |
|     (let ((vec (vector 1 2 3 4 5))) (vector-copy! vec 3 vec 0 2) vec))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.9 Bytevectors")
 | |
| 
 | |
| (test #t (bytevector? #u8()))
 | |
| (test #t (bytevector? #u8(0 1 2)))
 | |
| (test #f (bytevector? #()))
 | |
| (test #f (bytevector? #(0 1 2)))
 | |
| (test #f (bytevector? '()))
 | |
| (test #t (bytevector? (make-bytevector 0)))
 | |
| 
 | |
| (test 0 (bytevector-length (make-bytevector 0)))
 | |
| (test 1024 (bytevector-length (make-bytevector 1024)))
 | |
| (test 1024 (bytevector-length (make-bytevector 1024 255)))
 | |
| 
 | |
| (test 3 (bytevector-length (bytevector 0 1 2)))
 | |
| 
 | |
| (test 0 (bytevector-u8-ref (bytevector 0 1 2) 0))
 | |
| (test 1 (bytevector-u8-ref (bytevector 0 1 2) 1))
 | |
| (test 2 (bytevector-u8-ref (bytevector 0 1 2) 2))
 | |
| 
 | |
| (test #u8(0 255 2)
 | |
|     (let ((bv (bytevector 0 1 2))) (bytevector-u8-set! bv 1 255) bv))
 | |
| 
 | |
| (test #u8() (bytevector-copy #u8()))
 | |
| (test #u8(0 1 2) (bytevector-copy #u8(0 1 2)))
 | |
| (test #u8(1 2) (bytevector-copy #u8(0 1 2) 1))
 | |
| (test #u8(1) (bytevector-copy #u8(0 1 2) 1 2))
 | |
| 
 | |
| (test #u8(1 6 7 4 5)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 1 #u8(6 7 8 9 10) 0 2)
 | |
|       bv))
 | |
| (test #u8(6 7 8 9 10)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 0 #u8(6 7 8 9 10))
 | |
|       bv))
 | |
| (test #u8(8 9 10 4 5)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 0 #u8(6 7 8 9 10) 2)
 | |
|       bv))
 | |
| (test #u8(1 2 6 7 8)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 2 #u8(6 7 8 9 10) 0 3)
 | |
|       bv))
 | |
| (test #u8(1 2 8 4 5)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 2 #u8(6 7 8 9 10) 2 3)
 | |
|       bv))
 | |
| 
 | |
| ;; same source and dest
 | |
| (test #u8(1 1 2 4 5)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 1 bv 0 2)
 | |
|       bv))
 | |
| (test #u8(1 2 3 1 2)
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (bytevector-copy! bv 3 bv 0 2)
 | |
|       bv))
 | |
| 
 | |
| (test #u8() (bytevector-append #u8()))
 | |
| (test #u8() (bytevector-append #u8() #u8()))
 | |
| (test #u8(0 1 2) (bytevector-append #u8() #u8(0 1 2)))
 | |
| (test #u8(0 1 2) (bytevector-append #u8(0 1 2) #u8()))
 | |
| (test #u8(0 1 2 3 4) (bytevector-append #u8(0 1 2) #u8(3 4)))
 | |
| (test #u8(0 1 2 3 4 5) (bytevector-append #u8(0 1 2) #u8(3 4) #u8(5)))
 | |
| 
 | |
| ;; (test "ABC" (utf8->string #u8(#x41 #x42 #x43)))
 | |
| ;; (test "ABC" (utf8->string #u8(0 #x41 #x42 #x43) 1))
 | |
| ;; (test "ABC" (utf8->string #u8(0 #x41  #x42 #x43 0) 1 4))
 | |
| ;; (test "λ" (utf8->string #u8(0 #xCE #xBB 0) 1 3))
 | |
| ;; (test #u8(#x41 #x42 #x43) (string->utf8 "ABC"))
 | |
| ;; (test #u8(#x42 #x43) (string->utf8 "ABC" 1))
 | |
| ;; (test #u8(#x42) (string->utf8 "ABC" 1 2))
 | |
| ;; (test #u8(#xCE #xBB) (string->utf8 "λ"))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.10 Control Features")
 | |
| 
 | |
| (test #t (procedure? car))
 | |
| (test #f (procedure? 'car))
 | |
| (test #t (procedure? (lambda (x) (* x x))))
 | |
| (test #f (procedure? '(lambda (x) (* x x))))
 | |
| (test #t (call-with-current-continuation procedure?))
 | |
| 
 | |
| (test 7 (apply + (list 3 4)))
 | |
| 
 | |
| (define compose
 | |
|   (lambda (f g)
 | |
|     (lambda args
 | |
|       (f (apply g args)))))
 | |
| (test '(30 0)
 | |
|     (call-with-values (lambda () ((compose exact-integer-sqrt *) 12 75))
 | |
|       list))
 | |
| 
 | |
| (test '(b e h) (map cadr '((a b) (d e) (g h))))
 | |
| 
 | |
| (test '(1 4 27 256 3125) (map (lambda (n) (expt n n)) '(1 2 3 4 5)))
 | |
| 
 | |
| (test '(5 7 9) (map + '(1 2 3) '(4 5 6 7)))
 | |
| 
 | |
| (test #t
 | |
|     (let ((res (let ((count 0))
 | |
|                  (map (lambda (ignored)
 | |
|                         (set! count (+ count 1))
 | |
|                         count)
 | |
|                       '(a b)))))
 | |
|       (or (equal? res '(1 2))
 | |
|           (equal? res '(2 1)))))
 | |
| 
 | |
| (test '(10 200 3000 40 500 6000)
 | |
|     (let ((ls1 (list 10 100 1000))
 | |
|           (ls2 (list 1 2 3 4 5 6)))
 | |
|       (set-cdr! (cddr ls1) ls1)
 | |
|       (map * ls1 ls2)))
 | |
| 
 | |
| ;; (test "abdegh" (string-map char-foldcase "AbdEgH"))
 | |
| 
 | |
| (test "IBM" (string-map
 | |
|  (lambda (c)
 | |
|    (integer->char (+ 1 (char->integer c))))
 | |
|  "HAL"))
 | |
| 
 | |
| ;; (test "StUdLyCaPs"
 | |
| ;;     (string-map
 | |
| ;;      (lambda (c k) (if (eqv? k #\u) (char-upcase c) (char-downcase c)))
 | |
| ;;      "studlycaps xxx"
 | |
| ;;      "ululululul"))
 | |
| 
 | |
| (test #(b e h) (vector-map cadr '#((a b) (d e) (g h))))
 | |
| 
 | |
| (test #(1 4 27 256 3125)
 | |
|     (vector-map (lambda (n) (expt n n))
 | |
|                 '#(1 2 3 4 5)))
 | |
| 
 | |
| (test #(5 7 9) (vector-map + '#(1 2 3) '#(4 5 6 7)))
 | |
| 
 | |
| (test #t
 | |
|     (let ((res (let ((count 0))
 | |
|                  (vector-map
 | |
|                   (lambda (ignored)
 | |
|                     (set! count (+ count 1))
 | |
|                     count)
 | |
|                   '#(a b)))))
 | |
|       (or (equal? res #(1 2))
 | |
|           (equal? res #(2 1)))))
 | |
| 
 | |
| (test #(0 1 4 9 16)
 | |
|     (let ((v (make-vector 5)))
 | |
|       (for-each (lambda (i)
 | |
|                   (vector-set! v i (* i i)))
 | |
|                 '(0 1 2 3 4))
 | |
|       v))
 | |
| 
 | |
| (test 9750
 | |
|     (let ((ls1 (list 10 100 1000))
 | |
|           (ls2 (list 1 2 3 4 5 6))
 | |
|           (count 0))
 | |
|       (set-cdr! (cddr ls1) ls1)
 | |
|       (for-each (lambda (x y) (set! count (+ count (* x y)))) ls2 ls1)
 | |
|       count))
 | |
| 
 | |
| (test '(101 100 99 98 97)
 | |
|     (let ((v '()))
 | |
|       (string-for-each
 | |
|        (lambda (c) (set! v (cons (char->integer c) v)))
 | |
|        "abcde")
 | |
|       v))
 | |
| 
 | |
| (test '(0 1 4 9 16) (let ((v (make-list 5)))
 | |
|   (vector-for-each
 | |
|    (lambda (i) (list-set! v i (* i i)))
 | |
|    '#(0 1 2 3 4))
 | |
|   v))
 | |
| 
 | |
| (test -3 (call-with-current-continuation
 | |
|   (lambda (exit)
 | |
|     (for-each (lambda (x)
 | |
|                 (if (negative? x)
 | |
|                     (exit x)))
 | |
|               '(54 0 37 -3 245 19))
 | |
|     #t)))
 | |
| (define list-length
 | |
|   (lambda (obj)
 | |
|     (call-with-current-continuation
 | |
|       (lambda (return)
 | |
|         (letrec ((r
 | |
|                   (lambda (obj)
 | |
|                     (cond ((null? obj) 0)
 | |
|                           ((pair? obj)
 | |
|                            (+ (r (cdr obj)) 1))
 | |
|                           (else (return #f))))))
 | |
|           (r obj))))))
 | |
| 
 | |
| (test 4 (list-length '(1 2 3 4)))
 | |
| 
 | |
| (test #f (list-length '(a b . c)))
 | |
| 
 | |
| (test 5
 | |
|     (call-with-values (lambda () (values 4 5))
 | |
|       (lambda (a b) b)))
 | |
| 
 | |
| (test -1 (call-with-values * -))
 | |
| 
 | |
| (test '(connect talk1 disconnect
 | |
|                 connect talk2 disconnect)
 | |
|       (let ((path '())
 | |
|             (c #f))
 | |
|         (let ((add (lambda (s)
 | |
|                      (set! path (cons s path)))))
 | |
|           (dynamic-wind
 | |
|               (lambda () (add 'connect))
 | |
|               (lambda ()
 | |
|                 (add (call-with-current-continuation
 | |
|                       (lambda (c0)
 | |
|                         (set! c c0)
 | |
|                         'talk1))))
 | |
|               (lambda () (add 'disconnect)))
 | |
|           (if (< (length path) 4)
 | |
|               (c 'talk2)
 | |
|               (reverse path)))))
 | |
| 
 | |
| (test #\a
 | |
|       (call/cc
 | |
|        (lambda(cc3)
 | |
|          (let ((p (open-input-string "aa")))
 | |
|            ((call/cc
 | |
|              (lambda(cc)
 | |
|                (call-with-port p
 | |
|                                (lambda(port)
 | |
|                                  (cc3
 | |
|                                   (read-char
 | |
|                                    (call/cc
 | |
|                                     (lambda(cc2)
 | |
|                                       (cc cc2)))))))))
 | |
|             p)))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.11 Exceptions")
 | |
| 
 | |
| (test 65
 | |
|     (with-exception-handler
 | |
|      (lambda (con) 42)
 | |
|      (lambda ()
 | |
|        (+ (raise-continuable "should be a number")
 | |
|           23))))
 | |
| 
 | |
| (test #t
 | |
|     (error-object? (guard (exn (else exn)) (error "BOOM!" 1 2 3))))
 | |
| (test "BOOM!"
 | |
|     (error-object-message (guard (exn (else exn)) (error "BOOM!" 1 2 3))))
 | |
| (test '(1 2 3)
 | |
|     (error-object-irritants (guard (exn (else exn)) (error "BOOM!" 1 2 3))))
 | |
| 
 | |
| (test #f
 | |
|     (file-error? (guard (exn (else exn)) (error "BOOM!"))))
 | |
| (test #t
 | |
|     (file-error? (guard (exn (else exn)) (open-input-file " no such file "))))
 | |
| 
 | |
| (test #f
 | |
|     (read-error? (guard (exn (else exn)) (error "BOOM!"))))
 | |
| (test #t
 | |
|     (read-error? (guard (exn (else exn)) (read (open-input-string ")")))))
 | |
| 
 | |
| (define something-went-wrong #f)
 | |
| (define (test-exception-handler-1 v)
 | |
|   (call-with-current-continuation
 | |
|    (lambda (k)
 | |
|      (with-exception-handler
 | |
|       (lambda (x)
 | |
|         (set! something-went-wrong (list "condition: " x))
 | |
|         (k 'exception))
 | |
|       (lambda ()
 | |
|         (+ 1 (if (> v 0) (+ v 100) (raise 'an-error))))))))
 | |
| (test 106 (test-exception-handler-1 5))
 | |
| (test #f something-went-wrong)
 | |
| (test 'exception (test-exception-handler-1 -1))
 | |
| (test '("condition: " an-error) something-went-wrong)
 | |
| 
 | |
| (set! something-went-wrong #f)
 | |
| (define (test-exception-handler-2 v)
 | |
|   (guard (ex (else 'caught-another-exception))
 | |
|     (with-exception-handler
 | |
|      (lambda (x)
 | |
|        (set! something-went-wrong #t)
 | |
|        (list "exception:" x))
 | |
|      (lambda ()
 | |
|        (+ 1 (if (> v 0) (+ v 100) (raise 'an-error)))))))
 | |
| (test 106 (test-exception-handler-2 5))
 | |
| (test #f something-went-wrong)
 | |
| (test 'caught-another-exception (test-exception-handler-2 -1))
 | |
| (test #t something-went-wrong)
 | |
| 
 | |
| ;; Based on an example from R6RS-lib section 7.1 Exceptions.
 | |
| ;; R7RS section 6.11 Exceptions has a simplified version.
 | |
| (let* ((out (open-output-string))
 | |
|        (value (with-exception-handler
 | |
|                (lambda (con)
 | |
|                  (cond
 | |
|                   ((not (list? con))
 | |
|                    (raise con))
 | |
|                   ((list? con)
 | |
|                    (display (car con) out))
 | |
|                   (else
 | |
|                    (display "a warning has been issued" out)))
 | |
|                  42)
 | |
|                (lambda ()
 | |
|                  (+ (raise-continuable
 | |
|                      (list "should be a number"))
 | |
|                     23)))))
 | |
|   (test "should be a number" (get-output-string out))
 | |
|   (test 65 value))
 | |
| 
 | |
| ;; From SRFI-34 "Examples" section - #3
 | |
| (define (test-exception-handler-3 v out)
 | |
|   (guard (condition
 | |
|           (else
 | |
|            (display "condition: " out)
 | |
|            (write condition out)
 | |
|            (display #\! out)
 | |
|            'exception))
 | |
|          (+ 1 (if (= v 0) (raise 'an-error) (/ 10 v)))))
 | |
| (let* ((out (open-output-string))
 | |
|        (value (test-exception-handler-3 0 out)))
 | |
|   (test 'exception value)
 | |
|   (test "condition: an-error!" (get-output-string out)))
 | |
| 
 | |
| (flush-output-port)
 | |
| 
 | |
| (define (test-exception-handler-4 v out)
 | |
|   (call-with-current-continuation
 | |
|    (lambda (k)
 | |
|      (with-exception-handler
 | |
|       (lambda (x)
 | |
|         (display "reraised " out)
 | |
|         (write x out) (display #\! out)
 | |
|         (k 'zero))
 | |
|       (lambda ()
 | |
|         (guard (condition
 | |
|                 ((positive? condition)
 | |
|                  'positive)
 | |
|                 ((negative? condition)
 | |
|                  'negative))
 | |
|           (raise v)))))))
 | |
| 
 | |
| ;; From SRFI-34 "Examples" section - #5
 | |
| (let* ((out (open-output-string))
 | |
|        (value (test-exception-handler-4 1 out)))
 | |
|   (test "" (get-output-string out))
 | |
|   (test 'positive value))
 | |
| ;; From SRFI-34 "Examples" section - #6
 | |
| (let* ((out (open-output-string))
 | |
|        (value (test-exception-handler-4 -1 out)))
 | |
|   (test "" (get-output-string out))
 | |
|   (test 'negative value))
 | |
| ;; From SRFI-34 "Examples" section - #7
 | |
| (let* ((out (open-output-string))
 | |
|        (value (test-exception-handler-4 0 out)))
 | |
|   (test "reraised 0!" (get-output-string out))
 | |
|   (test 'zero value))
 | |
| 
 | |
| ;; From SRFI-34 "Examples" section - #8
 | |
| (test 42
 | |
|     (guard (condition
 | |
|             ((assq 'a condition) => cdr)
 | |
|             ((assq 'b condition)))
 | |
|       (raise (list (cons 'a 42)))))
 | |
| 
 | |
| ;; From SRFI-34 "Examples" section - #9
 | |
| (test '(b . 23)
 | |
|     (guard (condition
 | |
|             ((assq 'a condition) => cdr)
 | |
|             ((assq 'b condition)))
 | |
|       (raise (list (cons 'b 23)))))
 | |
| 
 | |
| (test 'caught-d
 | |
|     (guard (condition
 | |
|             ((assq 'c condition) 'caught-c)
 | |
|             ((assq 'd condition) 'caught-d))
 | |
|       (list
 | |
|        (sqrt 8)
 | |
|        (guard (condition
 | |
|                ((assq 'a condition) => cdr)
 | |
|                ((assq 'b condition)))
 | |
|          (raise (list (cons 'd 24)))))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.12 Environments and evaluation")
 | |
| 
 | |
| (test 21 (eval '(* 7 3) (scheme-report-environment 5)))
 | |
| 
 | |
| (test 20
 | |
|     (let ((f (eval '(lambda (f x) (f x x)) (null-environment 5))))
 | |
|       (f + 10)))
 | |
| 
 | |
| (test 1024 (eval '(expt 2 10) (environment '(scheme base))))
 | |
| ;; (sin 0) may return exact number
 | |
| (test 0.0 (inexact (eval '(sin 0) (environment '(scheme inexact)))))
 | |
| ;; ditto
 | |
| (test 1024.0 (eval '(+ (expt 2 10) (inexact (sin 0)))
 | |
|                    (environment '(scheme base) '(scheme inexact))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.13 Input and output")
 | |
| 
 | |
| (test #t (port? (current-input-port)))
 | |
| (test #t (input-port? (current-input-port)))
 | |
| (test #t (output-port? (current-output-port)))
 | |
| (test #t (output-port? (current-error-port)))
 | |
| (test #t (input-port? (open-input-string "abc")))
 | |
| (test #t (output-port? (open-output-string)))
 | |
| 
 | |
| (test #t (textual-port? (open-input-string "abc")))
 | |
| (test #t (textual-port? (open-output-string)))
 | |
| (test #t (binary-port? (open-input-bytevector #u8(0 1 2))))
 | |
| (test #t (binary-port? (open-output-bytevector)))
 | |
| 
 | |
| (test #t (input-port-open? (open-input-string "abc")))
 | |
| (test #t (output-port-open? (open-output-string)))
 | |
| 
 | |
| (test #f
 | |
|     (let ((in (open-input-string "abc")))
 | |
|       (close-input-port in)
 | |
|       (input-port-open? in)))
 | |
| 
 | |
| (test #f
 | |
|     (let ((out (open-output-string)))
 | |
|       (close-output-port out)
 | |
|       (output-port-open? out)))
 | |
| 
 | |
| (test #f
 | |
|     (let ((out (open-output-string)))
 | |
|       (close-port out)
 | |
|       (output-port-open? out)))
 | |
| 
 | |
| (test #t (eof-object? (eof-object)))
 | |
| (test #t (eof-object? (read (open-input-string ""))))
 | |
| (test #t (char-ready? (open-input-string "42")))
 | |
| (test 42 (read (open-input-string " 42 ")))
 | |
| 
 | |
| (test #t (eof-object? (read-char (open-input-string ""))))
 | |
| (test #\a (read-char (open-input-string "abc")))
 | |
| 
 | |
| (test #t (eof-object? (read-line (open-input-string ""))))
 | |
| (test "abc" (read-line (open-input-string "abc")))
 | |
| (test "abc" (read-line (open-input-string "abc\ndef\n")))
 | |
| 
 | |
| (test #t (eof-object? (read-string 3 (open-input-string ""))))
 | |
| (test "abc" (read-string 3 (open-input-string "abcd")))
 | |
| (test "abc" (read-string 3 (open-input-string "abc\ndef\n")))
 | |
| 
 | |
| ;; (let ((in (open-input-string (string #\x10F700 #\x10F701 #\x10F702))))
 | |
| ;;   (let* ((c1 (read-char in))
 | |
| ;;          (c2 (read-char in))
 | |
| ;;          (c3 (read-char in)))
 | |
| ;;     (test #\x10F700 c1)
 | |
| ;;     (test #\x10F701 c2)
 | |
| ;;     (test #\x10F702 c3)))
 | |
| 
 | |
| ;; (test (string #\x10F700)
 | |
| ;;     (let ((out (open-output-string)))
 | |
| ;;       (write-char #\x10F700 out)
 | |
| ;;       (get-output-string out)))
 | |
| 
 | |
| (test "abc"
 | |
|     (let ((out (open-output-string)))
 | |
|       (write 'abc out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test "abc def"
 | |
|     (let ((out (open-output-string)))
 | |
|       (display "abc def" out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test "abc"
 | |
|     (let ((out (open-output-string)))
 | |
|       (display #\a out)
 | |
|       (display "b" out)
 | |
|       (display #\c out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test #t
 | |
|       (let* ((out (open-output-string))
 | |
|              (r (begin (newline out) (get-output-string out))))
 | |
|         (or (equal? r "\n") (equal? r "\r\n"))))
 | |
| 
 | |
| (test "abc def"
 | |
|     (let ((out (open-output-string)))
 | |
|       (write-string "abc def" out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test "def"
 | |
|     (let ((out (open-output-string)))
 | |
|       (write-string "abc def" out 4)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test "c d"
 | |
|     (let ((out (open-output-string)))
 | |
|       (write-string "abc def" out 2 5)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test ""
 | |
|   (let ((out (open-output-string)))
 | |
|     (flush-output-port out)
 | |
|     (get-output-string out)))
 | |
| 
 | |
| (test #t (eof-object? (read-u8 (open-input-bytevector #u8()))))
 | |
| (test 1 (read-u8 (open-input-bytevector #u8(1 2 3))))
 | |
| 
 | |
| (test #t (eof-object? (read-bytevector 3 (open-input-bytevector #u8()))))
 | |
| (test #t (u8-ready? (open-input-bytevector #u8(1))))
 | |
| (test #u8(1) (read-bytevector 3 (open-input-bytevector #u8(1))))
 | |
| (test #u8(1 2) (read-bytevector 3 (open-input-bytevector #u8(1 2))))
 | |
| (test #u8(1 2 3) (read-bytevector 3 (open-input-bytevector #u8(1 2 3))))
 | |
| (test #u8(1 2 3) (read-bytevector 3 (open-input-bytevector #u8(1 2 3 4))))
 | |
| 
 | |
| (test #t
 | |
|     (let ((bv (bytevector 1 2 3 4 5)))
 | |
|       (eof-object? (read-bytevector! bv (open-input-bytevector #u8())))))
 | |
| 
 | |
| (test #u8(6 7 8 9 10)
 | |
|   (let ((bv (bytevector 1 2 3 4 5)))
 | |
|     (read-bytevector! bv (open-input-bytevector #u8(6 7 8 9 10)) 0 5)
 | |
|     bv))
 | |
| 
 | |
| (test #u8(6 7 8 4 5)
 | |
|   (let ((bv (bytevector 1 2 3 4 5)))
 | |
|     (read-bytevector! bv (open-input-bytevector #u8(6 7 8 9 10)) 0 3)
 | |
|     bv))
 | |
| 
 | |
| (test #u8(1 2 3 6 5)
 | |
|   (let ((bv (bytevector 1 2 3 4 5)))
 | |
|     (read-bytevector! bv (open-input-bytevector #u8(6 7 8 9 10)) 3 4)
 | |
|     bv))
 | |
| 
 | |
| (test #u8(1 2 3)
 | |
|   (let ((out (open-output-bytevector)))
 | |
|     (write-u8 1 out)
 | |
|     (write-u8 2 out)
 | |
|     (write-u8 3 out)
 | |
|     (get-output-bytevector out)))
 | |
| 
 | |
| (test #u8(1 2 3 4 5)
 | |
|   (let ((out (open-output-bytevector)))
 | |
|     (write-bytevector #u8(1 2 3 4 5) out)
 | |
|     (get-output-bytevector out)))
 | |
| 
 | |
| (test #u8(3 4 5)
 | |
|   (let ((out (open-output-bytevector)))
 | |
|     (write-bytevector #u8(1 2 3 4 5) out 2)
 | |
|     (get-output-bytevector out)))
 | |
| 
 | |
| (test #u8(3 4)
 | |
|   (let ((out (open-output-bytevector)))
 | |
|     (write-bytevector #u8(1 2 3 4 5) out 2 4)
 | |
|     (get-output-bytevector out)))
 | |
| 
 | |
| (test #u8()
 | |
|   (let ((out (open-output-bytevector)))
 | |
|     (flush-output-port out)
 | |
|     (get-output-bytevector out)))
 | |
| 
 | |
| (test #t
 | |
|     (and (member
 | |
|           (let ((out (open-output-string))
 | |
|                 (x (list 1)))
 | |
|             (set-cdr! x x)
 | |
|             (write x out)
 | |
|             (get-output-string out))
 | |
|           ;; labels not guaranteed to be 0 indexed, spacing may differ
 | |
|           '("#0=(1 . #0#)" "#1=(1 . #1#)"))
 | |
|          #t))
 | |
| 
 | |
| (test "((1 2 3) (1 2 3))"
 | |
|     (let ((out (open-output-string))
 | |
|           (x (list 1 2 3)))
 | |
|       (write (list x x) out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test "((1 2 3) (1 2 3))"
 | |
|     (let ((out (open-output-string))
 | |
|           (x (list 1 2 3)))
 | |
|       (write-simple (list x x) out)
 | |
|       (get-output-string out)))
 | |
| 
 | |
| (test #t
 | |
|     (and (member (let ((out (open-output-string))
 | |
|                        (x (list 1 2 3)))
 | |
|                    (write-shared (list x x) out)
 | |
|                    (get-output-string out))
 | |
|                  '("(#0=(1 2 3) #0#)" "(#1=(1 2 3) #1#)"))
 | |
|          #t))
 | |
| 
 | |
| (test-begin "Read syntax")
 | |
| 
 | |
| ;; check reading boolean followed by eof
 | |
| (test #t (read (open-input-string "#t")))
 | |
| (test #t (read (open-input-string "#true")))
 | |
| (test #f (read (open-input-string "#f")))
 | |
| (test #f (read (open-input-string "#false")))
 | |
| (define (read2 port)
 | |
|   (let* ((o1 (read port)) (o2 (read port)))
 | |
|     (cons o1 o2)))
 | |
| ;; check reading boolean followed by delimiter
 | |
| (test '(#t . (5)) (read2 (open-input-string "#t(5)")))
 | |
| (test '(#t . 6) (read2 (open-input-string "#true 6 ")))
 | |
| (test '(#f . 7) (read2 (open-input-string "#f 7")))
 | |
| (test '(#f . "8") (read2 (open-input-string "#false\"8\"")))
 | |
| 
 | |
| (test '() (read (open-input-string "()")))
 | |
| (test '(1 2) (read (open-input-string "(1 2)")))
 | |
| (test '(1 . 2) (read (open-input-string "(1 . 2)")))
 | |
| (test '(1 2) (read (open-input-string "(1 . (2))")))
 | |
| (test '(1 2 3 4 5) (read (open-input-string "(1 . (2 3 4 . (5)))")))
 | |
| (test '1 (cadr (read (open-input-string "#0=(1 . #0#)"))))
 | |
| (test '(1 2 3) (cadr (read (open-input-string "(#0=(1 2 3) #0#)"))))
 | |
| 
 | |
| (test '(quote (1 2)) (read (open-input-string "'(1 2)")))
 | |
| (test '(quote (1 (unquote 2))) (read (open-input-string "'(1 ,2)")))
 | |
| (test '(quote (1 (unquote-splicing 2))) (read (open-input-string "'(1 ,@2)")))
 | |
| (test '(quasiquote (1 (unquote 2))) (read (open-input-string "`(1 ,2)")))
 | |
| 
 | |
| (test #() (read (open-input-string "#()")))
 | |
| (test #(a b) (read (open-input-string "#(a b)")))
 | |
| 
 | |
| (test #u8() (read (open-input-string "#u8()")))
 | |
| (test #u8(0 1) (read (open-input-string "#u8(0 1)")))
 | |
| 
 | |
| (test 'abc (read (open-input-string "abc")))
 | |
| (test 'abc (read (open-input-string "abc def")))
 | |
| (test 'ABC (read (open-input-string "ABC")))
 | |
| (test 'Hello (read (open-input-string "|H\\x65;llo|")))
 | |
| 
 | |
| (test 'abc (read (open-input-string "#!fold-case ABC")))
 | |
| (test '|ABC| (read (open-input-string "#!fold-case #!no-fold-case ABC")))
 | |
| 
 | |
| (test 'def (read (open-input-string "#; abc def")))
 | |
| (test 'def (read (open-input-string "; abc \ndef")))
 | |
| (test 'def (read (open-input-string "#| abc |# def")))
 | |
| (test 'ghi (read (open-input-string "#| abc #| def |# |# ghi")))
 | |
| (test 'ghi (read (open-input-string "#; ; abc\n def ghi")))
 | |
| (test '(abs -16) (read (open-input-string "(#;sqrt abs -16)")))
 | |
| (test '(a d) (read (open-input-string "(a #; #;b c d)")))
 | |
| (test '(a e) (read (open-input-string "(a #;(b #;c d) e)")))
 | |
| (test '(a . c) (read (open-input-string "(a . #;b c)")))
 | |
| (test '(a . b) (read (open-input-string "(a . b #;c)")))
 | |
| 
 | |
| ;; (define (test-read-error str)
 | |
| ;;   (test #t
 | |
| ;;       (guard (exn (else #t))
 | |
| ;;         (read (open-input-string str))
 | |
| ;;         #f)))
 | |
| 
 | |
| ;; (test-read-error "(#;a . b)")
 | |
| ;; (test-read-error "(a . #;b)")
 | |
| ;; (test-read-error "(a #;. b)")
 | |
| ;; (test-read-error "(#;x #;y . z)")
 | |
| ;; (test-read-error "(#; #;x #;y . z)")
 | |
| ;; (test-read-error "(#; #;x . z)")
 | |
| 
 | |
| (test #\a (read (open-input-string "#\\a")))
 | |
| (test #\space (read (open-input-string "#\\space")))
 | |
| (test 0 (char->integer (read (open-input-string "#\\null"))))
 | |
| (test 7 (char->integer (read (open-input-string "#\\alarm"))))
 | |
| (test 8 (char->integer (read (open-input-string "#\\backspace"))))
 | |
| (test 9 (char->integer (read (open-input-string "#\\tab"))))
 | |
| (test 10 (char->integer (read (open-input-string "#\\newline"))))
 | |
| (test 13 (char->integer (read (open-input-string "#\\return"))))
 | |
| ;; (test #x7F (char->integer (read (open-input-string "#\\delete"))))
 | |
| ;; (test #x1B (char->integer (read (open-input-string "#\\escape"))))
 | |
| ;; (test #x03BB (char->integer (read (open-input-string "#\\λ"))))
 | |
| ;; (test #x03BB (char->integer (read (open-input-string "#\\x03BB"))))
 | |
| 
 | |
| ;; (test "abc" (read (open-input-string "\"abc\"")))
 | |
| ;; (test "abc" (read (open-input-string "\"abc\" \"def\"")))
 | |
| ;; (test "ABC" (read (open-input-string "\"ABC\"")))
 | |
| ;; (test "Hello" (read (open-input-string "\"H\\x65;llo\"")))
 | |
| ;; (test 7 (char->integer (string-ref (read (open-input-string "\"\\a\"")) 0)))
 | |
| ;; (test 8 (char->integer (string-ref (read (open-input-string "\"\\b\"")) 0)))
 | |
| ;; (test 9 (char->integer (string-ref (read (open-input-string "\"\\t\"")) 0)))
 | |
| ;; (test 10 (char->integer (string-ref (read (open-input-string "\"\\n\"")) 0)))
 | |
| ;; (test 13 (char->integer (string-ref (read (open-input-string "\"\\r\"")) 0)))
 | |
| ;; (test #x22 (char->integer (string-ref (read (open-input-string "\"\\\"\"")) 0)))
 | |
| ;; (test #x7C (char->integer (string-ref (read (open-input-string "\"\\|\"")) 0)))
 | |
| ;; (test "line 1\nline 2\n" (read (open-input-string "\"line 1\nline 2\n\"")))
 | |
| ;; (test "line 1continued\n" (read (open-input-string "\"line 1\\\ncontinued\n\"")))
 | |
| ;; (test "line 1continued\n" (read (open-input-string "\"line 1\\ \ncontinued\n\"")))
 | |
| ;; (test "line 1continued\n" (read (open-input-string "\"line 1\\\n continued\n\"")))
 | |
| ;; (test "line 1continued\n" (read (open-input-string "\"line 1\\ \t \n \t continued\n\"")))
 | |
| ;; (test "line 1\n\nline 3\n" (read (open-input-string "\"line 1\\ \t \n \t \n\nline 3\n\"")))
 | |
| ;; (test #x03BB (char->integer (string-ref (read (open-input-string "\"\\x03BB;\"")) 0)))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "Numeric syntax")
 | |
| 
 | |
| (define-syntax test-numeric-syntax
 | |
|   (syntax-rules ()
 | |
|     ((test-numeric-syntax str expect strs ...)
 | |
|      (let* ((z (read (open-input-string str)))
 | |
|             (out (open-output-string))
 | |
|             (z-str (begin (write z out) (get-output-string out))))
 | |
|        (test expect (values z))
 | |
|        (test #t (and (member z-str '(str strs ...)) #t))))))
 | |
| 
 | |
| ;; Simple
 | |
| (test-numeric-syntax "1" 1)
 | |
| ;; (test-numeric-syntax "+1" 1 "1")
 | |
| (test-numeric-syntax "-1" -1)
 | |
| ;; (test-numeric-syntax "#i1" 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax "#I1" 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax "#i-1" -1.0 "-1.0" "-1.")
 | |
| ;; ;; Decimal
 | |
| ;; (test-numeric-syntax "1.0" 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax "1." 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax ".1" 0.1 "0.1" "100.0e-3")
 | |
| ;; (test-numeric-syntax "-.1" -0.1 "-0.1" "-100.0e-3")
 | |
| ;; ;; Some Schemes don't allow negative zero. This is okay with the standard
 | |
| ;; (test-numeric-syntax "-.0" -0.0 "-0." "-0.0" "0.0" "0." ".0")
 | |
| ;; (test-numeric-syntax "-0." -0.0 "-.0" "-0.0" "0.0" "0." ".0")
 | |
| ;; (test-numeric-syntax "#i1.0" 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax "#e1.0" 1 "1")
 | |
| ;; (test-numeric-syntax "#e-.0" 0 "0")
 | |
| ;; (test-numeric-syntax "#e-0." 0 "0")
 | |
| ;; ;; Decimal notation with suffix
 | |
| ;; (test-numeric-syntax "1e2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1E2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1s2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1S2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1f2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1F2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1d2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1D2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1l2" 100.0 "100.0" "100.")
 | |
| ;; (test-numeric-syntax "1L2" 100.0 "100.0" "100.")
 | |
| ;; ;; NaN, Inf
 | |
| ;; (test-numeric-syntax "+nan.0" +nan.0 "+nan.0" "+NaN.0")
 | |
| ;; (test-numeric-syntax "+NAN.0" +nan.0 "+nan.0" "+NaN.0")
 | |
| (test-numeric-syntax "+inf.0" +inf.0 "+inf.0" "+Inf.0")
 | |
| (test-numeric-syntax "+InF.0" +inf.0 "+inf.0" "+Inf.0")
 | |
| (test-numeric-syntax "-inf.0" -inf.0 "-inf.0" "-Inf.0")
 | |
| (test-numeric-syntax "-iNF.0" -inf.0 "-inf.0" "-Inf.0")
 | |
| ;; (test-numeric-syntax "#i+nan.0" +nan.0 "+nan.0" "+NaN.0")
 | |
| ;; (test-numeric-syntax "#i+inf.0" +inf.0 "+inf.0" "+Inf.0")
 | |
| ;; (test-numeric-syntax "#i-inf.0" -inf.0 "-inf.0" "-Inf.0")
 | |
| ;; ;; Exact ratios
 | |
| ;; (test-numeric-syntax "1/2" (/ 1 2))
 | |
| ;; (test-numeric-syntax "#e1/2" (/ 1 2) "1/2")
 | |
| ;; (test-numeric-syntax "10/2" 5 "5")
 | |
| ;; (test-numeric-syntax "-1/2" (- (/ 1 2)))
 | |
| ;; (test-numeric-syntax "0/10" 0 "0")
 | |
| ;; (test-numeric-syntax "#e0/10" 0 "0")
 | |
| ;; (test-numeric-syntax "#i3/2" (/ 3.0 2.0) "1.5")
 | |
| ;; ;; Exact complex
 | |
| ;; (test-numeric-syntax "1+2i" (make-rectangular 1 2))
 | |
| ;; (test-numeric-syntax "1+2I" (make-rectangular 1 2) "1+2i")
 | |
| ;; (test-numeric-syntax "1-2i" (make-rectangular 1 -2))
 | |
| ;; (test-numeric-syntax "-1+2i" (make-rectangular -1 2))
 | |
| ;; (test-numeric-syntax "-1-2i" (make-rectangular -1 -2))
 | |
| ;; (test-numeric-syntax "+i" (make-rectangular 0 1) "+i" "+1i" "0+i" "0+1i")
 | |
| ;; (test-numeric-syntax "0+i" (make-rectangular 0 1) "+i" "+1i" "0+i" "0+1i")
 | |
| ;; (test-numeric-syntax "0+1i" (make-rectangular 0 1) "+i" "+1i" "0+i" "0+1i")
 | |
| ;; (test-numeric-syntax "-i" (make-rectangular 0 -1) "-i" "-1i" "0-i" "0-1i")
 | |
| ;; (test-numeric-syntax "0-i" (make-rectangular 0 -1) "-i" "-1i" "0-i" "0-1i")
 | |
| ;; (test-numeric-syntax "0-1i" (make-rectangular 0 -1) "-i" "-1i" "0-i" "0-1i")
 | |
| ;; (test-numeric-syntax "+2i" (make-rectangular 0 2) "2i" "+2i" "0+2i")
 | |
| ;; (test-numeric-syntax "-2i" (make-rectangular 0 -2) "-2i" "0-2i")
 | |
| ;; ;; Decimal-notation complex numbers (rectangular notation)
 | |
| ;; (test-numeric-syntax "1.0+2i" (make-rectangular 1.0 2) "1.0+2.0i" "1.0+2i" "1.+2i" "1.+2.i")
 | |
| ;; (test-numeric-syntax "1+2.0i" (make-rectangular 1 2.0) "1.0+2.0i" "1+2.0i" "1.+2.i" "1+2.i")
 | |
| ;; (test-numeric-syntax "1e2+1.0i" (make-rectangular 100.0 1.0) "100.0+1.0i" "100.+1.i")
 | |
| ;; (test-numeric-syntax "1s2+1.0i" (make-rectangular 100.0 1.0) "100.0+1.0i" "100.+1.i")
 | |
| ;; (test-numeric-syntax "1.0+1e2i" (make-rectangular 1.0 100.0) "1.0+100.0i" "1.+100.i")
 | |
| ;; (test-numeric-syntax "1.0+1s2i" (make-rectangular 1.0 100.0) "1.0+100.0i" "1.+100.i")
 | |
| ;; ;; Fractional complex numbers (rectangular notation)
 | |
| ;; (test-numeric-syntax "1/2+3/4i" (make-rectangular (/ 1 2) (/ 3 4)))
 | |
| ;; ;; Mixed fractional/decimal notation complex numbers (rectangular notation)
 | |
| ;; (test-numeric-syntax "0.5+3/4i" (make-rectangular 0.5 (/ 3 4))
 | |
| ;;   "0.5+0.75i" ".5+.75i" "0.5+3/4i" ".5+3/4i" "500.0e-3+750.0e-3i")
 | |
| ;; ;; Complex NaN, Inf (rectangular notation)
 | |
| ;; ;;(test-numeric-syntax "+nan.0+nan.0i" (make-rectangular the-nan the-nan) "+NaN.0+NaN.0i")
 | |
| ;; (test-numeric-syntax "+inf.0+inf.0i" (make-rectangular +inf.0 +inf.0) "+Inf.0+Inf.0i")
 | |
| ;; (test-numeric-syntax "-inf.0+inf.0i" (make-rectangular -inf.0 +inf.0) "-Inf.0+Inf.0i")
 | |
| ;; (test-numeric-syntax "-inf.0-inf.0i" (make-rectangular -inf.0 -inf.0) "-Inf.0-Inf.0i")
 | |
| ;; (test-numeric-syntax "+inf.0-inf.0i" (make-rectangular +inf.0 -inf.0) "+Inf.0-Inf.0i")
 | |
| ;; ;; Complex numbers (polar notation)
 | |
| ;; ;; Need to account for imprecision in write output.
 | |
| ;; ;;(test-numeric-syntax "1@2" -0.416146836547142+0.909297426825682i "-0.416146836547142+0.909297426825682i")
 | |
| ;; ;; Base prefixes
 | |
| ;; (test-numeric-syntax "#x11" 17 "17")
 | |
| ;; (test-numeric-syntax "#X11" 17 "17")
 | |
| ;; (test-numeric-syntax "#d11" 11 "11")
 | |
| ;; (test-numeric-syntax "#D11" 11 "11")
 | |
| ;; (test-numeric-syntax "#o11" 9 "9")
 | |
| ;; (test-numeric-syntax "#O11" 9 "9")
 | |
| ;; (test-numeric-syntax "#b11" 3 "3")
 | |
| ;; (test-numeric-syntax "#B11" 3 "3")
 | |
| ;; (test-numeric-syntax "#o7" 7 "7")
 | |
| ;; (test-numeric-syntax "#xa" 10 "10")
 | |
| ;; (test-numeric-syntax "#xA" 10 "10")
 | |
| ;; (test-numeric-syntax "#xf" 15 "15")
 | |
| ;; (test-numeric-syntax "#x-10" -16 "-16")
 | |
| ;; (test-numeric-syntax "#d-10" -10 "-10")
 | |
| ;; (test-numeric-syntax "#o-10" -8 "-8")
 | |
| ;; (test-numeric-syntax "#b-10" -2 "-2")
 | |
| ;; ;; Combination of prefixes
 | |
| ;; (test-numeric-syntax "#e#x10" 16 "16")
 | |
| ;; (test-numeric-syntax "#i#x10" 16.0 "16.0" "16.")
 | |
| ;; ;; (Attempted) decimal notation with base prefixes
 | |
| ;; (test-numeric-syntax "#d1." 1.0 "1.0" "1.")
 | |
| ;; (test-numeric-syntax "#d.1" 0.1 "0.1" ".1" "100.0e-3")
 | |
| ;; (test-numeric-syntax "#x1e2" 482 "482")
 | |
| ;; (test-numeric-syntax "#d1e2" 100.0 "100.0" "100.")
 | |
| ;; ;; Fractions with prefixes
 | |
| ;; (test-numeric-syntax "#x10/2" 8 "8")
 | |
| ;; (test-numeric-syntax "#x11/2" (/ 17 2) "17/2")
 | |
| ;; (test-numeric-syntax "#d11/2" (/ 11 2) "11/2")
 | |
| ;; (test-numeric-syntax "#o11/2" (/ 9 2) "9/2")
 | |
| ;; (test-numeric-syntax "#b11/10" (/ 3 2) "3/2")
 | |
| ;; ;; Complex numbers with prefixes
 | |
| ;; ;;(test-numeric-syntax "#x10+11i" (make-rectangular 16 17) "16+17i")
 | |
| ;; (test-numeric-syntax "#d1.0+1.0i" (make-rectangular 1.0 1.0) "1.0+1.0i" "1.+1.i")
 | |
| ;; (test-numeric-syntax "#d10+11i" (make-rectangular 10 11) "10+11i")
 | |
| ;; ;;(test-numeric-syntax "#o10+11i" (make-rectangular 8 9) "8+9i")
 | |
| ;; ;;(test-numeric-syntax "#b10+11i" (make-rectangular 2 3) "2+3i")
 | |
| ;; ;;(test-numeric-syntax "#e1.0+1.0i" (make-rectangular 1 1) "1+1i" "1+i")
 | |
| ;; ;;(test-numeric-syntax "#i1.0+1.0i" (make-rectangular 1.0 1.0) "1.0+1.0i" "1.+1.i")
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-begin "6.14 System interface")
 | |
| 
 | |
| ;; 6.14 System interface
 | |
| 
 | |
| ;; (test "/usr/local/bin:/usr/bin:/bin" (get-environment-variable "PATH"))
 | |
| 
 | |
| (test #t (string? (get-environment-variable "PATH")))
 | |
| 
 | |
| ;; (test '(("USER" . "root") ("HOME" . "/")) (get-environment-variables))
 | |
| 
 | |
| (let ((env (get-environment-variables)))
 | |
|   (define (env-pair? x)
 | |
|     (and (pair? x) (string? (car x)) (string? (cdr x))))
 | |
|   (define (all? pred ls)
 | |
|     (or (null? ls) (and (pred (car ls)) (all? pred (cdr ls)))))
 | |
|   (test #t (list? env))
 | |
|   (test #t (all? env-pair? env)))
 | |
| 
 | |
| (test #t (list? (command-line)))
 | |
| 
 | |
| (test #t (real? (current-second)))
 | |
| (test #t (inexact? (current-second)))
 | |
| (test #t (exact? (current-jiffy)))
 | |
| (test #t (exact? (jiffies-per-second)))
 | |
| 
 | |
| (test #t (list? (features)))
 | |
| (test #t (and (memq 'r7rs (features)) #t))
 | |
| 
 | |
| (test #t (file-exists? "."))
 | |
| (test #f (file-exists? " no such file "))
 | |
| 
 | |
| (test #t (file-error?
 | |
|           (guard (exn (else exn))
 | |
|             (delete-file " no such file "))))
 | |
| 
 | |
| (test-end)
 | |
| 
 | |
| (test-end)
 |