test "添加牌", %{seat: seat} do
      seat = seat |> Seat.add_cards([{1, 1}, {1, 2}]) |> Seat.add_cards({1,3})
      assert [{1, 1}, {1, 2}, {1, 3}] == seat |> Seat.get_cards
  end
  test "公开牌", %{seat: seat} do
      seat = seat |> Seat.open
      assert Seat.is_open?(seat)
  end
  test "重置", %{seat: seat} do
     seat = seat |> Seat.add_score(10)
                  |> Seat.add_cards({1,1})
                  |> Seat.open
                  |> Seat.reset
      assert 0 == seat |> Seat.get_score
      assert [] == seat |> Seat.get_cards
      refute seat |> Seat.is_open?
  end