25 lines
701 B
Racket
25 lines
701 B
Racket
#lang racket
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;; Check for a leak via multiple `racket/draw' instantiations.
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(define my-ns-channel (make-parameter #f))
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(define-values (incs m ns)
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(for/fold ([incs 0] [max-mem 0] [ns #f]) ([i 10])
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(define ns (make-base-namespace))
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(parameterize ([current-namespace ns]
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[my-ns-channel ns])
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(dynamic-require 'racket/draw #f))
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(collect-garbage)
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(sync (system-idle-evt))
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(collect-garbage)
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(let ([m (current-memory-use)])
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(printf "~s\n" m)
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(if (m . > . max-mem)
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(values (add1 incs) m 'ns)
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(values incs max-mem 'ns)))))
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(unless (incs . < . 5)
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(error "multiple `racket/draw' instantiations seem to accumulate memory"))
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