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https://github.com/ashinn/chibi-scheme.git
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51 lines
1.6 KiB
Scheme
51 lines
1.6 KiB
Scheme
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(import (srfi 95))
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(define *tests-run* 0)
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(define *tests-passed* 0)
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(define-syntax test
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(syntax-rules ()
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((test name expr expect)
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(begin
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(set! *tests-run* (+ *tests-run* 1))
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(let ((str (call-with-output-string (lambda (out) (display name out))))
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(res expr))
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(display str)
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(write-char #\space)
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(display (make-string (max 0 (- 72 (string-length str))) #\.))
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(flush-output)
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(cond
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((equal? res expect)
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(set! *tests-passed* (+ *tests-passed* 1))
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(display " [PASS]\n"))
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(else
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(display " [FAIL]\n")
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(display " expected ") (write expect)
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(display " but got ") (write res) (newline))))))))
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(define (test-report)
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(write *tests-passed*)
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(display " out of ")
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(write *tests-run*)
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(display " passed (")
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(write (* (/ *tests-passed* *tests-run*) 100))
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(display "%)")
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(newline))
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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
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;; run tests
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(test "sort null" (sort '()) '())
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(test "sort null <" (sort '() <) '())
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(test "sort null < car" (sort '() < car) '())
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(test "sort list" (sort '(7 5 2 8 1 6 4 9 3)) '(1 2 3 4 5 6 7 8 9))
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(test "sort list <" (sort '(7 5 2 8 1 6 4 9 3) <) '(1 2 3 4 5 6 7 8 9))
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(test "sort list < car" (sort '((7) (5) (2) (8) (1) (6) (4) (9) (3)) < car)
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'((1) (2) (3) (4) (5) (6) (7) (8) (9)))
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(test "sort list (lambda (a b) (< (car a) (car b)))"
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(sort '((7) (5) (2) (8) (1) (6) (4) (9) (3))
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(lambda (a b) (< (car a) (car b))))
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'((1) (2) (3) (4) (5) (6) (7) (8) (9)))
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(test-report)
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