assert_normal_exit %q{
  eval("", TOPLEVEL_BINDING)
  minobj = ObjectSpace.to_enum(:each_object).min_by {|a| a.object_id }
  maxobj = ObjectSpace.to_enum(:each_object).max_by {|a| a.object_id }
  (((minobj.object_id-100)..(minobj.object_id+100))+
   ((maxobj.object_id-100)..(maxobj.object_id+100))).each {|id|
    begin
      o = ObjectSpace._id2ref(id)
    rescue RangeError
      next
    end
    o.inspect if defined?(o.inspect)
  }
}, '[ruby-dev:31911]'

assert_normal_exit %q{
  ary = (1..10).to_a
  ary.permutation(2) {|x|
    if x == [1,2]
      ObjectSpace.each_object(String) {|s|
        s.clear if !s.frozen? && (s.length == 40 || s.length == 80)
      }
    end
  }
}, '[ruby-dev:31982]'

assert_normal_exit %q{
  ary = (1..100).to_a
  ary.permutation(2) {|x|
    if x == [1,2]
      ObjectSpace.each_object(Array) {|o| o.clear if o == ary && o.object_id != ary.object_id }
    end
  }
}, '[ruby-dev:31985]'

assert_normal_exit %q{
  ObjectSpace.define_finalizer("") do
    Thread::Mutex.new.lock
  end
}, '[ruby-dev:44049]'

assert_normal_exit %q{
  ObjectSpace.define_finalizer("") do
    Thread.new {}
  end
}, '[ruby-core:37858]'

assert_equal 'ok', %q{
  objects_and_ids = 1000.times.map { o = Object.new; [o, o.object_id] }
  objects_and_ids.each { |expected, id|
    actual = ObjectSpace._id2ref(id)
    raise "expected #{expected.inspect}, got #{actual.inspect}" unless actual.equal?(expected)
  }
  'ok'
}