28 lines
845 B
Racket
28 lines
845 B
Racket
#lang racket/base
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(require (only-in plai define-type)
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racket/contract)
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(define-type Foo
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[bar (v any/c)
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(v2 any/c)])
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(define (to-string print v)
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(let ([s (open-output-string)])
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(print v s)
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(get-output-string s)))
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(define success 0)
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(define (check a b)
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(if (equal? a b)
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(set! success (add1 success))
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(error 'check "failed: ~s vs. ~s" a b)))
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(check (to-string print (bar "a" 'b)) "(bar \"a\" 'b)")
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(check (to-string write (bar "a" 'b)) "#(struct:bar \"a\" b)")
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(check (to-string display (bar "a" 'b)) "#(struct:bar a b)")
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(check (to-string print (list (bar "a" (list 'b)))) "(list (bar \"a\" '(b)))")
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(check (to-string write (list (bar "a" (list 'b)))) "(#(struct:bar \"a\" (b)))")
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(check (to-string display (list (bar "a" (list 'b)))) "(#(struct:bar a (b)))")
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(printf "~a tests passed.\n" success) |