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synced 2026-05-09 21:07:49 +08:00
Jonathan Schwarz
35 lines
870 B
Racket
35 lines
870 B
Racket
#lang racket/base
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(require racket/list
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racket/port
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rackunit
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"../interact.rkt")
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(define-syntax-rule (check-interact in out args ...)
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(check-equal?
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(with-output-to-string
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(λ ()
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(with-input-from-string (string-append in "\n\n") ; ensure no read loop
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(λ () (interact args ...)))))
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out))
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(define-namespace-anchor ns-anchor) ; optional, to use the eval command
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(let ([x 2] [y 'a])
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(check-interact
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"x\ny\nx 3\nx"
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"2\n'a\n3\n"
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#:prompt ""
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#:variables (x y)))
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(let ([x 3] [y 'a])
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(check-interact
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"yo\nyo 4\nx\nx 2\nx"
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"yo\n(yo yo yo yo)\n3\n2\n"
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#:prompt ""
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#:namespace-anchor ns-anchor
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#:variables (x y)
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;; All patterns must be of the form (list ....)
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[(list 'yo) "prints yo" (displayln "yo")]
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[(list 'yo (? number? n)) "prints multiple yos" (displayln (make-list n 'yo))]))
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