picrin/t/r7rs-tests.scm

2261 lines
66 KiB
Scheme
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

;; 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)
)
;; 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.
(define (test-begin . o) #f)
(define (test-end . o) #f)
(define counter 1)
(define-syntax test
(syntax-rules ()
((test expected expr)
(let ((res expr))
(display "case ")
(write counter)
(cond
((equal? res expected)
(display " PASS: ")
(write 'expr)
(display " equals ")
(write expected)
(display "")
(newline)
)
((not (equal? res expected))
(display " FAIL: ")
(write 'expr)
(newline)
(display " expected ")
(write expected)
(display " but got ")
(write res)
(display "")
(newline)))
(set! counter (+ counter 1))))))
(newline)
(test-begin "R7RS")
(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 9.728 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)))
(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 (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 20.0855369231877 (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 1.5574077246549 (tan 1))
(test 0.0 (asin 0))
(test 1.5707963267949 (asin 1))
(test 0.0 (acos 1))
(test 3.14159265358979 (acos -1))
(test 0.0 (atan 0.0 1.0))
(test -0.0 (atan -0.0 1.0))
(test 0.785398163397448 (atan 1.0 1.0))
(test 1.5707963267949 (atan 1.0 0.0))
(test 2.35619449019234 (atan 1.0 -1.0))
(test 3.14159265358979 (atan 0.0 -1.0))
(test -3.14159265358979 (atan -0.0 -1.0)) ;
(test -2.35619449019234 (atan -1.0 -1.0))
(test -1.5707963267949 (atan -1.0 0.0))
(test -0.785398163397448 (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 1.4142135623731 (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 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-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)))
;; (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-assert
;; (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")
;; Numeric syntax adapted from Peter Bex's tests.
;;
;; These are updated to R7RS, using string ports instead of
;; string->number, and "error" tests removed because implementations
;; are free to provide their own numeric extensions. Currently all
;; tests are run by default - need to cond-expand and test for
;; infinities and -0.0.
;; (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))))))
;; Each test is of the form:
;;
;; (test-numeric-syntax input-str expected-value expected-write-values ...)
;;
;; where the input should be eqv? to the expected-value, and the
;; written output the same as any of the expected-write-values. The
;; form
;;
;; (test-numeric-syntax input-str expected-value)
;;
;; is a shorthand for
;;
;; (test-numeric-syntax input-str expected-value (input-str))
;; 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)