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fixed a bug in drs -- it no longer calls random with the users random seed

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svn: r7108
This commit is contained in:
Robby Findler 2007-08-17 03:03:43 +00:00
parent 5f8dcab176
commit a07950b2ed
2 changed files with 34 additions and 3 deletions
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6
collects/drscheme/private/rep.ss
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@ -45,8 +45,10 @@ TODO
[(_ e)
(with-syntax ([my-funny-name (syntax-local-value #'stacktrace-name)])
(syntax
(let ([my-funny-name (λ () (begin0 e (random 1)))])
((if (zero? (random 1))
(let ([my-funny-name (λ () (begin0 e (parameterize ([current-pseudo-random-generator (make-pseudo-random-generator)])
(random 1))))])
((if (zero? (parameterize ([current-pseudo-random-generator (make-pseudo-random-generator)])
(random 1)))
my-funny-name
values)))))]))

31
collects/tests/drscheme/repl-test.ss
View File

@ -1054,6 +1054,8 @@
(wait-for-new-frame f)))
(set-language-level! level))
(random-seed-test)
(test:new-window definitions-canvas)
(clear-definitions drscheme-frame)
(do-execute drscheme-frame)
@ -1099,6 +1101,7 @@
(error 'kill-test3 "in edit-sequence")))
(define (callcc-test)
(next-test)
(clear-definitions drscheme-frame)
(type-in-definitions drscheme-frame "(define kont #f) (let/cc empty (set! kont empty))")
(do-execute drscheme-frame)
@ -1118,8 +1121,34 @@
[output (fetch-output drscheme-frame start end)]
[expected "reference to undefined identifier: x"])
(unless (equal? output expected)
(error 'callcc-test "expected ~s, got ~s" expected output)))))
(failure)
(fprintf (current-error-port) "callcc-test: expected ~s, got ~s" expected output)))))
(define (random-seed-test)
(define expression
(string->list (format "~a" '(pseudo-random-generator->vector (current-pseudo-random-generator)))))
(next-test)
(clear-definitions drscheme-frame)
(do-execute drscheme-frame)
(wait-for-execute)
(for-each test:keystroke expression)
(let ([start1 (+ 1 (send interactions-text last-position))])
(test:keystroke #\return)
(wait-for-execute)
(let ([output1 (fetch-output drscheme-frame start1 (- (get-int-pos) 1))])
(for-each test:keystroke expression)
(let ([start2 (+ 1 (send interactions-text last-position))])
(test:keystroke #\return)
(wait-for-execute)
(let ([output2 (fetch-output drscheme-frame start2 (- (get-int-pos) 1))])
(unless (equal? output1 output2)
(failure)
(fprintf (current-error-port)
"random-seed-test: expected\n ~s\nand\n ~s\nto be the same"
output1
output2)))))))
(define (top-interaction-test)
(clear-definitions drscheme-frame)
(do-execute drscheme-frame)