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niamster/fiber-leak.rb

Created April 5, 2015 10:01
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fiber-leak.rb
#!/usr/bin/env ruby
require 'weakref'
foo = 'toto'
weak = WeakRef.new foo
f = Fiber.new do
p foo
# if fiber yield is not called the fiber context is never released
# Fiber.yield
end
f.resume
f = nil
foo = nil
puts 'Wait'
bars = []
loop do
GC.start
break unless weak.weakref_alive?
bars << 'toto'
end
puts 'PASS' unless weak.weakref_alive?
sleep 5
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