Test different kind of finalizers

test_finalizer.rb

#GC.stress = true

STDOUT.sync = true
$stdout.sync = true

KIND = ARGV[0] || 'inner'

def finalizer(i)
  proc{|id| puts "HI #{i} #{id}"}
end

def a(i)
  b = (1..100).to_a
  if KIND == 'inner'
    ObjectSpace.define_finalizer(b, proc{|id| puts "HI #{i} #{id}" })
  elsif KIND == 'block'
    ObjectSpace.define_finalizer(b){|id| puts "HI #{i} #{id}" }
  else
    ObjectSpace.define_finalizer(b, finalizer(i))
  end
  b
end

def c()
  b = a(-1)
  puts "assigned"
  b = nil
  puts "deassigned"
  i = 0

  while i < 100000
    b = a(i)
    if i % 100 == 0
      puts i
      GC.start
    end
    i += 1
  end
  b = nil
  puts "stop"
end

c()