# File test/test_params.rb, line 1418
    def test_push
      @store['documents'] = [
        { 'document' => 'Foo',
          'arguments' => [ 'foo', 'bar' ],
          'mount_path' => '/mount_path',
          'mount_mask' => /mount_mask/,
          'virtual_host' => 'virtual_host',
          'comment' => "Comment.\n"
        }
      ]
      @doc_list.load(self)
      assert_equal(1, @doc_list.length)
      @doc_list[1] = Hash.new
      assert_equal(2, @doc_list.length)
      assert_equal(nil, @doc_list[1]['document'])
      assert_equal([], @doc_list[1]['arguments'])
      assert_equal(nil, @doc_list[1]['mount_path'])
      assert_equal(nil, @doc_list[1]['mount_mask'])
      assert_equal(nil, @doc_list[1]['virtual_host'])
      assert_equal(nil, @doc_list[1]['comment'])
    end