racket/collects/tests/drracket/get-defs-test.rkt

54 lines
1.4 KiB
Racket

#lang racket
(require drracket/private/get-defs
racket/gui
string-constants)
(define (get-definitions/string
string
#:define-prefix [define-prefix "(define"]
#:indent? [indent? #f])
(define text (new text%))
(send text insert (make-object string-snip% string))
(get-definitions define-prefix indent? text))
(define-syntax (test-definitions stx)
(syntax-case stx ()
[(_ string (name ...))
#`(let ([actual (map defn-name (get-definitions/string string))]
[expected (list name ...)])
(unless (equal? actual expected)
(eprintf "Test failure at ~a\nActual: ~s\nExpected: ~s\n"
#,(format "~a:~a:~a"
(syntax-source #'stx)
(syntax-line #'stx)
(syntax-column #'stx))
actual
expected)))]))
(test-definitions
#<<END
(define x 1)
(define (f x)
(define y x)
y)
(define y 2)
(define
END
("x" "f" "y" "y" (string-constant end-of-buffer-define)))
(test-definitions
#<<END
(define-metafunction L
f : p -> q
[(f p) t])
(define-metafunction L
[(g p) t])
(define-metafunction/extension f L
h : p -> q
[(h p) t])
(define-metafunction/extension f L
[(i p) t])
(define-metafunction
END
("f" "g" "h" "i" (string-constant end-of-buffer-define)))