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path: root/spec/ruby/core/objectspace/weakmap_spec.rb
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require_relative '../../spec_helper'

describe "ObjectSpace::WeakMap" do

  # Note that we can't really spec the most important aspect of this class: that entries get removed when the values
  # become unreachable. This is because Ruby does not offer a way to reliable invoke GC (GC.start is not enough, neither
  # on MRI or on alternative implementations).

  it "includes Enumerable" do
    ObjectSpace::WeakMap.include?(Enumerable).should == true
  end
end