shithub: femtolisp

ref: 7c57c0393fd368602203e8478817ab03861fc2c5
dir: /test/unittest.lsp/

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; -*- scheme -*-
(define-macro (assert-fail expr . what)
  `(assert (trycatch (begin ,expr #f)
		     (lambda (e) ,(if (null? what) #t
				      `(eq? (car e) ',(car what)))))))

(define (every-int n)
  (list (fixnum n) (int8 n) (uint8 n) (int16 n) (uint16 n) (int32 n) (uint32 n)
        (int64 n) (uint64 n)))

(define (every-sint n)
  (list (fixnum n) (int8 n) (int16 n) (int32 n) (int64 n)))

(define (each f l)
  (if (atom? l) ()
      (begin (f (car l))
	     (each f (cdr l)))))

(define (each^2 f l m)
  (each (lambda (o) (each (lambda (p) (f o p)) m)) l))

(define (test-lt a b)
  (each^2 (lambda (neg pos)
            (begin
              (eval `(assert (= -1 (compare ,neg ,pos))))
              (eval `(assert (=  1 (compare ,pos ,neg))))))
          a
          b))

(define (test-eq a b)
  (each^2 (lambda (a b)
            (begin
              (eval `(assert (= 0 (compare ,a ,b))))))
          a
          b))

(test-lt (every-sint -1) (every-int 1))
(test-lt (every-int 0) (every-int 1))
(test-eq (every-int 88) (every-int 88))
(test-eq (every-sint -88) (every-sint -88))

(define (test-square a)
  (each (lambda (i) (eval `(assert (>= (* ,i ,i) 0))))
        a))

(test-square (every-sint -67))
(test-square (every-int 3))
(test-square (every-int 0x80000000))
(test-square (every-sint 0x80000000))
(test-square (every-sint -0x80000000))

(assert (= (* 128 0x02000001) 0x100000080))

(assert (= (/ 1) 1))
(assert (= (/ -1) -1))
(assert (= (/ 2.0) 0.5))

(assert (= (- 4999950000 4999941999) 8001))

(assert (not (eqv? 10 #\newline)))
(assert (not (eqv? #\newline 10)))

; tricky cases involving INT32_MIN
(assert (< (- #uint32(0x80000000)) 0))
(assert (> (- #int32(0x80000000)) 0))
(assert (< (- #uint64(0x8000000000000000)) 0))
(assert (> (- #int64(0x8000000000000000)) 0))
; fixnum versions
(assert (= (- -536870912) 536870912))
(assert (= (- -2305843009213693952) 2305843009213693952))

(assert (not (equal? #int64(0x8000000000000000) #uint64(0x8000000000000000))))
(assert (equal? (+ #int64(0x4000000000000000) #int64(0x4000000000000000))
		#uint64(0x8000000000000000)))
(assert (equal? (* 2 #int64(0x4000000000000000))
		#uint64(0x8000000000000000)))

(assert (equal? (uint64 (double -123)) #uint64(0xffffffffffffff85)))

(assert (equal? (string 'sym #byte(65) #wchar(945) "blah") "symA\u03B1blah"))
(assert (= (length (string #\x0)) 1))

(assert (> 9223372036854775808 9223372036854775807))

; NaNs
(assert (equal? +nan.0 +nan.0))
(assert (not (= +nan.0 +nan.0)))
(assert (not (= +nan.0 -nan.0)))
(assert (equal? (< +nan.0 3) (> 3 +nan.0)))
(assert (equal? (< +nan.0 (double 3)) (> (double 3) +nan.0)))
(assert (equal? (< +nan.0 3) (> (double 3) +nan.0)))
(assert (equal? (< +nan.0 (double 3)) (> 3 +nan.0)))
(assert (equal? (< +nan.0 3) (< +nan.0 (double 3))))
(assert (equal? (> +nan.0 3) (> +nan.0 (double 3))))
(assert (equal? (< 3 +nan.0) (> +nan.0 (double 3))))
(assert (equal? (> 3 +nan.0) (> (double 3) +nan.0)))
(assert (not (>= +nan.0 +nan.0)))

; comparing strings
(assert (< "a" "b"))
(assert (> "b" "a"))
(assert (not (< "a" "a")))
(assert (<= "a" "a"))
(assert (>= "a" "a"))
(assert (>= "ab" "aa"))

; -0.0 etc.
(assert (not (equal? 0.0 0)))
(assert (equal? 0.0 0.0))
(assert (not (equal? -0.0 0.0)))
(assert (not (equal? -0.0 0)))
(assert (not (eqv? 0.0 0)))
(assert (not (eqv? -0.0 0)))
(assert (not (eqv? -0.0 0.0)))
(assert (= 0.0 -0.0))

; this crashed once
(for 1 10 (lambda (i) 0))

; failing applications
(assert-fail ((lambda (x) x) 1 2))
(assert-fail ((lambda (x) x)))
(assert-fail ((lambda (x y . z) z) 1))
(assert-fail (car 'x) type-error)
(assert-fail gjegherqpfdf___trejif unbound-error)

; long argument lists
(assert (= (apply + (iota 100000)) 4999950000))
(define ones (map (lambda (x) 1) (iota 80000)))
(assert (= (eval `(if (< 2 1)
		      (+ ,@ones)
		      (+ ,@(cdr ones))))
	   79999))

(define MAX_ARGS 255)

(define as (apply list* (map-int (lambda (x) (gensym)) (+ MAX_ARGS 1))))
(define f (compile `(lambda ,as ,(lastcdr as))))
(assert (equal? (apply f (iota (+ MAX_ARGS 0))) `()))
(assert (equal? (apply f (iota (+ MAX_ARGS 1))) `(,MAX_ARGS)))
(assert (equal? (apply f (iota (+ MAX_ARGS 2))) `(,MAX_ARGS ,(+ MAX_ARGS 1))))

(define as (apply list* (map-int (lambda (x) (gensym)) (+ MAX_ARGS 100))))
(define ff (compile `(lambda ,as (set! ,(car (last-pair as)) 42)
			     ,(car (last-pair as)))))
(assert (equal? (apply ff (iota (+ MAX_ARGS 100))) 42))
(define ff (compile `(lambda ,as (set! ,(car (last-pair as)) 42)
			     (lambda () ,(car (last-pair as))))))
(assert (equal? ((apply ff (iota (+ MAX_ARGS 100)))) 42))

(define as (map-int (lambda (x) (gensym)) 1000))
(define f (compile `(lambda ,as ,(car (last-pair as)))))
(assert (equal? (apply f (iota 1000)) 999))

(define as (apply list* (map-int (lambda (x) (gensym)) 995)))
(define f (compile `(lambda ,as ,(lastcdr as))))
(assert (equal? (apply f (iota 994))  '()))
(assert (equal? (apply f (iota 995))  '(994)))
(assert (equal? (apply f (iota 1000)) '(994 995 996 997 998 999)))

; optional arguments
(assert (equal? ((lambda ((b 0)) b)) 0))
(assert (equal? ((lambda (a (b 2)) (list a b)) 1) '(1 2)))
(assert (equal? ((lambda (a (b 2)) (list a b)) 1 3) '(1 3)))
(assert (equal? ((lambda (a (b 2) (c 3)) (list a b c)) 1) '(1 2 3)))
(assert (equal? ((lambda (a (b 2) (c 3)) (list a b c)) 1 8) '(1 8 3)))
(assert (equal? ((lambda (a (b 2) (c 3)) (list a b c)) 1 8 9) '(1 8 9)))
(assert (equal? ((lambda ((x 0) . r) (list x r))) '(0 ())))
(assert (equal? ((lambda ((x 0) . r) (list x r)) 1 2 3) '(1 (2 3))))

; keyword arguments
(assert (keyword? kw:))
(assert (not (keyword? 'kw)))
(assert (not (keyword? ':)))
(assert (equal? ((lambda (x (a 2) (b: a) . r) (list x a b r)) 1 0 8 4 5)
		'(1 0 0 (8 4 5))))
(assert (equal? ((lambda (x (a 2) (b: a) . r) (list x a b r)) 0 b: 3 1)
		'(0 2 3 (1))))
(define (keys4 (a: 8) (b: 3) (c: 7) (d: 6)) (list a b c d))
(assert (equal? (keys4 a: 10) '(10 3 7 6)))
(assert (equal? (keys4 b: 10) '(8 10 7 6)))
(assert (equal? (keys4 c: 10) '(8 3 10 6)))
(assert (equal? (keys4 d: 10) '(8 3 7 10)))
(assert-fail (keys4 e: 10))   ; unsupported keyword
(assert-fail (keys4 a: 1 b:)) ; keyword with no argument

; cvalues and arrays
(assert (equal? (typeof "") '(array byte)))
(assert-fail (aref #(1) 3) bounds-error)
(define iarr (array 'int64 32 16 8 7 1))
(assert (equal? (aref iarr 0) 32))
(assert (equal? (aref iarr #int8(3)) 7))

; gensyms
(assert (gensym? (gensym)))
(assert (not (gensym? 'a)))
(assert (not (eq? (gensym) (gensym))))
(assert (not (equal? (string (gensym)) (string (gensym)))))
(let ((gs (gensym))) (assert (eq? gs gs)))

; eof object
(assert (eof-object? (eof-object)))
(assert (not (eof-object? 1)))
(assert (not (eof-object? 'a)))
(assert (not (eof-object? '())))
(assert (not (eof-object? #f)))
(assert (not (null? (eof-object))))
(assert (not (builtin? (eof-object))))
(assert (not (function? (eof-object))))

; ok, a couple end-to-end tests as well
(define (fib n) (if (< n 2) n (+ (fib (- n 1)) (fib (- n 2)))))
(assert (equal? (fib 20) 6765))

(load "color.lsp")
(assert (equal? (color-pairs (generate-5x5-pairs) '(a b c d e))
		'((23 . a) (9 . a) (22 . b) (17 . d) (14 . d) (8 . b) (21 . e)
		  (19 . b) (16 . c) (13 . c) (11 . b) (7 . e) (24 . c) (20 . d)
		  (18 . e) (15 . a) (12 . a) (10 . e) (6 . d) (5 . c) (4 . e)
		  (3 . d) (2 . c) (0 . b) (1 . a))))

; hashing strange things
(assert (equal?
	 (hash '#0=(1 1 #0# . #0#))
	 (hash '#1=(1 1 #1# 1 1 #1# . #1#))))

(assert (not (equal?
	      (hash '#0=(1 1 #0# . #0#))
	      (hash '#1=(1 2 #1# 1 1 #1# . #1#)))))

(assert (equal?
	 (hash '#0=((1 . #0#) . #0#))
	 (hash '#1=((1 . #1#) (1 . #1#) . #1#))))

(assert (not (equal?
	      (hash '#0=((1 . #0#) . #0#))
	      (hash '#1=((2 . #1#) (1 . #1#) . #1#)))))

(assert (not (equal?
	      (hash '#0=((1 . #0#) . #0#))
	      (hash '#1=((1 . #1#) (2 . #1#) . #1#)))))

(assert (equal?
	 (hash '(#0=(#0#) 0))
	 (hash '(#1=(((((#1#))))) 0))))

(assert (not (equal?
	      (hash '(#0=(#0#) 0))
	      (hash '(#1=(((((#1#))))) 1)))))

(assert (equal?
	 (hash #0=#(1 #(2 #(#0#)) 3))
	 (hash #1=#(1 #(2 #(#(1 #(2 #(#1#)) 3))) 3))))

(assert (not (equal?
	      (hash #0=#(1 #(2 #(#0#)) 3))
	      (hash #1=#(1 #(2 #(#(5 #(2 #(#1#)) 3))) 3)))))

(assert (equal?
	 (hash #0=#(1 #0# #(2 #(#0#)) 3))
	 (hash #1=#(1 #1# #(2 #(#(1 #1# #(2 #(#1#)) 3))) 3))))

(assert (not (equal?
	      (hash #0=#(1 #0# #(2 #(#0#)) 3))
	      (hash #1=#(6 #1# #(2 #(#(1 #1# #(2 #(#1#)) 3))) 3)))))

(assert (equal?
	 (hash #(1 #(2 #(#(1 1 #(2 #(1)) 3))) 3))
	 (hash #(1 #(2 #(#(1 1 #(2 #(1)) 3))) 3))))

(assert (not (equal?
	      (hash #(6 1 #(2 #(#(3 1 #(2 #(1)) 3))) 3))
	      (hash #(6 1 #(2 #(#(1 1 #(2 #(1)) 3))) 3)))))

(assert (equal? (hash '#0=(1 . #0#))
		(hash '#1=(1 1 . #1#))))

(assert (not (equal? (hash '#0=(1 1 . #0#))
		     (hash '#1=(1 #0# . #1#)))))

(assert (not (equal? (hash (iota 10))
		     (hash (iota 20)))))

(assert (not (equal? (hash (iota 41))
		     (hash (iota 42)))))

(if (top-level-bound? 'time.fromstring)
    (assert (let ((ts (time.string (time.now))))
                (eqv? ts (time.string (time.fromstring ts))))))

(assert (equal? 0.0 (+ 0.0 0))) ; tests that + no longer does inexact->exact

(assert (equal? 1.0 (* 1.0 1))) ; tests that * no longer does inexact->exact

(define (with-output-to-string nada thunk)
  (let ((b (buffer)))
    (with-output-to b (thunk))
    (io.tostring! b)))

(let ((c #\a))
  (assert (equal? (with-output-to-string #f (lambda () (print (list c c))))
                  "(#\\a #\\a)")))

(assert-fail (eval '(set! (car (cons 1 2)) 3)))

(assert (equal? `(a `(b c)) '(a (quasiquote (b c)))))
(assert (equal? ````x '```x))

(assert-fail (eval '(append 1)))
(assert-fail (eval '(append '() 1)))
(assert (equal? (append) '()))
(assert (equal? (append '()) '()))
(assert (equal? (append '() '()) '()))
(assert (equal? (append '(1 2)) '(1 2)))
(assert (equal? (append '(1 2) '(3 4)) '(1 2 3 4)))

(princ "all tests pass\n")
#t