test/psych/test_nil.rb


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require_relative 'helper'

module Psych
  class TestNil < TestCase
    def test_nil
      yml = Psych.dump nil
      assert_equal "--- \n...\n", yml
      assert_equal nil, Psych.load(yml)
    end

    def test_array_nil
      yml = Psych.dump [nil]
      assert_equal "---\n- \n", yml
      assert_equal [nil], Psych.load(yml)
    end

  end
end