public void IsAlreadyShownShouldPassTheRequestToItsSuccessorWhenNecessary()
 {
     var testHandler = new IsAlreadyShownHandler();
     var testBoard = new Board(new EasyBoardSettings(), new List<IBoardObserver>());
     testBoard.Cells[0, 0] = new CellContext();
     testBoard.Cells[0, 0].State = CellState.Sealed;
     testHandler.SetSuccessor(new RevealCellHandler());
     testHandler.HandleRequest(row: 0, col: 0, board: testBoard);
 }
 public void IsAlreadyShownShouldHandleRevealedAndUnrevealedCellsAccordingly()
 {
     var testHandler = new IsAlreadyShownHandler();
     var testBoard = new Board(new EasyBoardSettings(), new List<IBoardObserver>());
     testBoard.Cells[0, 0] = new CellContext();
     testBoard.Cells[0, 0].State = CellState.Revealed;
     testHandler.HandleRequest(row: 0, col: 0, board: testBoard);
     Assert.AreEqual(expected: true, actual: testBoard.IsAlreadyShown(cellRow: 0, cellCol: 0));
 }