40 lines
1.1 KiB
Racket
40 lines
1.1 KiB
Racket
#lang racket
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(require "browser-evaluate.rkt")
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;; test-find-toplevel-variables
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(define-syntax (test stx)
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(syntax-case stx ()
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[(_ s exp)
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(with-syntax ([stx stx])
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(syntax/loc #'stx
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(begin
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(printf "running test...")
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(let-values ([(output time) (evaluate s)])
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(unless (string=? output exp)
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(printf " error!\n")
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(raise-syntax-error #f (format "Expected ~s, got ~s" exp output)
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#'stx)))
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(printf " ok\n"))))]))
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(test '(begin (define (f x)
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(if (= x 0)
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0
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(+ x (f (- x 1)))))
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(display (f 3))
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(display "\n")
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(display (f 4))
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(display "\n")
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(display (f 10000)))
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"6\n10\n50005000")
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(test '(begin (define (length l)
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(if (null? l)
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0
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(+ 1 (length (cdr l)))))
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(display (length (list 1 2 3 4 5 6)))
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(newline)
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(display (length (list "hello" "world")))
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(newline))
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"6\n2\n") |