mirror of
https://github.com/ashinn/chibi-scheme.git
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94 lines
3.6 KiB
Scheme
94 lines
3.6 KiB
Scheme
(define-library (srfi 117 test)
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(import (scheme base) (srfi 117) (chibi test))
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(export run-tests)
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(begin
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(define (run-tests)
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(test-begin "srfi-117: list-queues")
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(test-group "list-queues/simple"
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(define x (list-queue 1 2 3))
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(define x1 (list 1 2 3))
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(define x2 (make-list-queue x1 (cddr x1)))
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(define y (list-queue 4 5))
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(define z (list-queue-append x y))
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(define z2 (list-queue-append! x (list-queue-copy y)))
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(test '(1 1 1) (list-queue-list (make-list-queue '(1 1 1))))
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(test '(1 2 3) (list-queue-list x))
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(test 3 (list-queue-back x2))
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(test-assert (list-queue? y))
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(test '(1 2 3 4 5) (list-queue-list z))
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(test '(1 2 3 4 5) (list-queue-list z2))
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(test 1 (list-queue-front z))
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(test 5 (list-queue-back z))
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(list-queue-remove-front! y)
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(test '(5) (list-queue-list y))
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(list-queue-remove-back! y)
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(test-assert (list-queue-empty? y))
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(test-error (list-queue-remove-front! y))
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(test-error (list-queue-remove-back! y))
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(test '(1 2 3 4 5) (list-queue-list z))
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(test '(1 2 3 4 5) (list-queue-remove-all! z2))
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(test-assert (list-queue-empty? z2))
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(list-queue-remove-all! z)
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(list-queue-add-front! z 1)
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(list-queue-add-front! z 0)
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(list-queue-add-back! z 2)
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(list-queue-add-back! z 3)
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(test '(0 1 2 3) (list-queue-list z)))
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(test-group "list-queues/whole"
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(define a (list-queue 1 2 3))
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(define b (list-queue-copy a))
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(test '(1 2 3) (list-queue-list b))
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(list-queue-add-front! b 0)
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(test '(1 2 3) (list-queue-list a))
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(test 4 (length (list-queue-list b)))
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(test '(1 2 3 0 1 2 3)
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(list-queue-list (list-queue-concatenate (list a b)))))
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(test-group "list-queues/map"
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(define r (list-queue 1 2 3))
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(define s (list-queue-map (lambda (x) (* x 10)) r))
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(define sum 0)
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(test '(10 20 30) (list-queue-list s))
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(list-queue-map! (lambda (x) (+ x 1)) r)
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(test '(2 3 4) (list-queue-list r))
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(list-queue-for-each (lambda (x) (set! sum (+ sum x))) s)
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(test 60 sum))
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(test-group "list-queues/conversion"
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(define n (list-queue 5 6))
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(define d (list 1 2 3))
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(define e (cddr d))
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(define f (make-list-queue d e))
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(define g (make-list-queue d e))
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(define h (list-queue 5 6))
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(define-values (dx ex) (list-queue-first-last f))
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(list-queue-set-list! n (list 1 2))
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(test '(1 2) (list-queue-list n))
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(test-assert (eq? d dx))
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(test-assert (eq? e ex))
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(test '(1 2 3) (list-queue-list f))
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(list-queue-add-front! f 0)
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(list-queue-add-back! f 4)
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(test '(0 1 2 3 4) (list-queue-list f))
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(test '(1 2 3 4) (list-queue-list g))
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(list-queue-set-list! h d e)
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(test '(1 2 3 4) (list-queue-list h)))
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(test-group "list-queues/unfold"
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(define (double x) (* x 2))
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(define (done? x) (> x 3))
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(define (add1 x) (+ x 1))
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(define x (list-queue-unfold done? double add1 0))
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(define y (list-queue-unfold-right done? double add1 0))
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(define x0 (list-queue 8))
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(define x1 (list-queue-unfold done? double add1 0 x0))
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(define y0 (list-queue 8))
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(define y1 (list-queue-unfold-right done? double add1 0 y0))
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(test '(0 2 4 6) (list-queue-list x))
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(test '(6 4 2 0) (list-queue-list y))
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(test '(0 2 4 6 8) (list-queue-list x1))
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(test '(8 6 4 2 0) (list-queue-list y1)))
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(test-end))))
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