chibi-scheme/tests/iset-tests.scm
2014-05-19 21:49:10 +09:00

147 lines
5.6 KiB
Scheme

(cond-expand
(modules
(import (chibi) (chibi iset) (chibi iset optimize) (srfi 1) (chibi test)))
(else #f))
(define (test-name iset op)
(call-with-output-string
(lambda (out)
(let* ((ls (iset->list iset))
(ls (if (> (length ls) 10)
`(,@(take ls 5) ... ,@(take-right ls 5))
ls)))
(write `(,(car op) (iset ,@ls) ,@(cdr op)) out)))))
(test-begin "iset")
(let ((tests
`((() (+ 99) (u 3 50) (? 99))
(() (u 1) (u 1000) (u -1000) (u 3) (u -1))
((17 29) (u 7 29))
((2 3 4) (u 1 2 3 4 5))
((1 2 3 4 5) (u 2 3 4))
((0) (z #f) (- 0) (z))
((0 1 2) (- 1) (- 2) (? 0))
((1 2 3 1000 2000) (u 1 4))
((1 2 3 1000 1005))
((97308 97827 97845 97827))
((1 128 127))
((129 2 127))
((1 -128 -126))
(() (u: 349 680) (u: 682 685))
(() (u: 64434 64449) (u: 65020 65021) (u #xFE62))
(() (u: 716 747) (u: 750 1084))
(() (u: 48 57) (u: 65 90) (u: 97 122) (u 45 46 95 126) (? 119))
)))
(for-each
(lambda (tst)
(let* ((ls (car tst))
(is (list->iset ls))
(ls2 (delete-duplicates ls =)))
;; initial creation and sanity checks
(test-assert (lset= equal? ls2 (iset->list is)))
(test (length ls2) (iset-size is))
(for-each
(lambda (x) (test-assert (iset-contains? is x)))
ls)
(test (iset-contains? is 42) (member 42 ls))
;; additional operations
(for-each
(lambda (op)
(let ((name (test-name is op)))
(case (car op)
((+)
(iset-adjoin! is (cadr op))
(test-assert name (iset-contains? is (cadr op))))
((-)
(iset-delete! is (cadr op))
(test-assert name (not (iset-contains? is (cadr op)))))
((?)
(test name (if (pair? (cddr op)) (car (cddr op)) #t)
(iset-contains? is (cadr op))))
((d)
(set! is (iset-difference is (list->iset (cdr op))))
(for-each (lambda (x) (test-assert name (iset-contains? is x)))
(cdr op)))
((i) (set! is (iset-intersection is (list->iset (cdr op)))))
((s) (test (iset-size is) (cadr op)))
((u u:)
(let ((arg (cond ((eq? 'u: (car op))
(make-iset (cadr op) (car (cddr op))))
((iset? (cadr op)) (cadr op))
(else (list->iset (cdr op))))))
(set! is (iset-union is arg)))
(for-each
(lambda (x)
(if (integer? x)
(test-assert name (iset-contains? is x))))
(cdr op)))
((z) (test (iset-empty? is) (if (pair? (cdr op)) (cadr op) #t)))
(else (error "unknown operation" (car op))))))
(cdr tst))
;; optimization
(let* ((is2 (iset-optimize is))
(is3 (iset-balance is))
(is4 (iset-balance is2)))
(test-assert (iset= is is2))
(test-assert (iset= is is3))
(test-assert (iset= is is4)))))
tests))
(let ((a (%make-iset 65 90 #f #f (%make-iset 97 122 #f #f #f)))
(b (list->iset '(45 46 95 126))))
(test-assert (iset-contains? (iset-union a b) 119))
(test-assert (iset-contains? (iset-union b a) 119)))
(test '(2 3 4)
(iset->list (iset-map (lambda (i) (+ i 1)) (iset 1 2 3))))
(test-assert (iset<= (iset 97) (iset 97 117)))
(test-assert (iset<= (iset 117) (iset 97 117)))
(test-assert (iset= (iset-union (iset 1 3) (iset 3 4)) (iset 1 3 4)))
(test-assert (iset= (iset-union (iset 3) (iset 1 3)) (iset 1 3)))
(test-assert (iset= (iset-union (iset 1 4) (iset 3 4 5)) (iset 1 3 4 5)))
(test '(1 2 3 4 5 6 7 8) (iset->list (iset 1 2 3 4 5 6 7 8)))
(test '(1 3 4 5 6 7 8) (iset->list (iset 1 3 4 5 6 7 8)))
(test '(1 2 4 5 6 7 8) (iset->list (iset 1 2 4 5 6 7 8)))
(test '(1 2 3 5 6 7 8) (iset->list (iset 1 2 3 5 6 7 8)))
(test '(1 2 3 4 6 7 8) (iset->list (iset 1 2 3 4 6 7 8)))
(test '(1 2 3 4 5 7 8) (iset->list (iset 1 2 3 4 5 7 8)))
(test '(1 2 3 4 5 6 8) (iset->list (iset 1 2 3 4 5 6 8)))
(test '(1 2 3 4 5 6 7 8)
(iset->list (iset-union (iset 1 2 3 4) (iset 5 6 7 8))))
(test '(1 3 4 5 6 7 8)
(iset->list (iset-union (iset 1 3 4) (iset 5 6 7 8))))
(test '(1 2 4 5 6 7 8)
(iset->list (iset-union (iset 1 2 4) (iset 5 6 7 8))))
(test '(1 2 3 5 6 7 8)
(iset->list (iset-union (iset 1 2 3) (iset 5 6 7 8))))
(test '(1 2 3 4 6 7 8)
(iset->list (iset-union (iset 1 2 3 4) (iset 6 7 8))))
(test '(1 2 3 4 5 7 8)
(iset->list (iset-union (iset 1 2 3 4) (iset 5 7 8))))
(test '(1 2 3 4 5 6 8)
(iset->list (iset-union (iset 1 2 3 4) (iset 5 6 8))))
(test '(1 2 3 6 7 8)
(iset->list (iset-union (iset 1 2 3) (iset 6 7 8))))
(test '(1 3 6 8)
(iset->list (iset-union (iset 1 3) (iset 6 8))))
(test '(1 2 3 4 1001 1002 1003 1004 2001 2002 2003 2004)
(iset->list (iset-union (iset 1 2 3 4 1001 1002)
(iset 1003 1004 2001 2002 2003 2004))))
(test '(1 2 4 1001 1002 1003 1004 2001 2002 2003 2004)
(iset->list (iset-union (iset 1 2 4 1001 1002)
(iset 1003 1004 2001 2002 2003 2004))))
(test '(1 2 3 4 1001 1002 1004 2001 2002 2003 2004)
(iset->list (iset-union (iset 1 2 3 4 1001 1002)
(iset 1004 2001 2002 2003 2004))))
(test '(1 2 3 4 1001 1002 1003 1004 2001 2003 2004)
(iset->list (iset-union (iset 1 2 3 4 1001 1002)
(iset 1003 1004 2001 2003 2004))))
(test-end)