require_relative "helper"

class TestRefs < MiniTest::Test
  include Checker

  def setup
    @hash = {}
    @array =[]
  end
  def fill_some
    @hash[:some] = @array
    @array[1] = :one
  end

  def test_one_empty
    @out = @array << @hash
    check "- {}"
  end
  def test_two_empty
    @out = @array << @hash
    @out << @hash
    check "- &1 {}
- ->1"
  end
  def test_bigger
    @out = [ { :one => @array , :two => [{ :three => @array}] } ]
    check "- - :one => &1 []\n - :two => - {:three => ->1}"
  end
  def test_object_ref
    object = ObjectWithAttributes.new
    object.extra = [object]
    @out = [ {:one => object} , object ]
    check "- {:one => ->1}\n- &1 #{OBJECT_STRING}\n  :extra [->1]"
  end
  def test_object_ref2
    object = ObjectWithAttributes.new
    object2 = ObjectWithAttributes.new
    object.extra = [object2]
    @out = [ {:one => object} , object2 ]
    check "- - :one => #{OBJECT_STRING}\n   :extra [->1]\n- &1 #{OBJECT_STRING}"
  end

end