require File.expand_path('../../../../spec_helper', __FILE__)
require 'set'

describe "SortedSet#pretty_print_cycle" do
  it "passes the 'pretty print' representation of a self-referencing SortedSet to the pretty print writer" do
    pp = mock("PrettyPrint")
    pp.should_receive(:text).with("#<SortedSet: {...}>")
    SortedSet[1, 2, 3].pretty_print_cycle(pp)
  end
end