test_tree_00_19

# File lib/prettyprint.rb, line 470
    def test_tree_00_19
      expected = "aaaa[bbbbb[ccc,\n           dd],\n     eee,\n     ffff[gg,\n          hhh,\n          ii]]\n".chomp
      assert_equal(expected, tree(0))
      assert_equal(expected, tree(19))
    end