/** Tests the clearBoard method. */
public void testClearBoard() {
assertEquals(board.getAllBlackPieces().size(), 16);
assertEquals(board.getAllBlackPieces().size(), 16);
board.resetBoard(false);
assertEquals(board.getAllBlackPieces().size(), 0);
assertEquals(board.getAllBlackPieces().size(), 0);
}
/**
* Tests to make sure getCell returns null if bad arguments are given, and that it returns the
* right cell if valid arguments are given.
*/
public void testGetCell() {
assertNull(board.getCell(-1, -1));
assertNull(board.getCell(9, 9));
assertNull(board.getCell(8, 8));
assertNotNull(board.getCell(0, 0));
assertNotNull(board.getCell(7, 7));
assertNotNull(board.getCell(2, 3));
}
/** Performs a check and makes sure all conditions are met for this state. */
public void testCheck() {
assertTrue(gameEngine.playerHasLegalMoves(1));
assertTrue(gameEngine.playerHasLegalMoves(2));
assertEquals(gameEngine.determineGameLost(), 0);
showInFrame(panel);
this.click(board.getCells()[6][3]);
this.click(board.getCells()[4][3]); // move pawn above queen 2 north
this.click(board.getCells()[1][4]);
this.click(board.getCells()[3][4]);
assertEquals(gameEngine.determineGameLost(), 0);
this.click(board.getCells()[7][2]);
this.click(board.getCells()[3][6]); // move bishop 4 north-east
assertEquals(gameEngine.determineGameLost(), 0);
assertTrue(gameEngine.isKingInCheck(true)); // check current king
assertFalse(gameEngine.isKingInCheck(false)); // check other king
assertTrue(gameEngine.playerHasLegalMoves(1));
assertTrue(gameEngine.playerHasLegalMoves(2));
assertEquals(gameEngine.getCurrentPlayer(), 2);
board.getCells()[1][7].getPieceOnSquare().showLegalMoves(board);
for (int i = 0; i < board.getCells().length; i++) {
for (int j = 0; j < board.getCells()[0].length; j++) {
assertTrue(
!board.getCells()[i][j].getBackground().equals(Color.PINK)
&& !board.getCells()[i][j].getBackground().equals(Color.YELLOW));
} // makes sure no illegal moves were shown
}
assertEquals(
board.getCells()[1][7].getPieceOnSquare().calculatePossibleMoves(board).size(),
2); // this includes illegal moves
}
/** Tests the constructor and the initial setup. */
public void testInitialSetupPerformedCorrectly() {
assertTrue(cells[0][0].getPieceOnSquare() instanceof Rook);
assertTrue(cells[1][0].getPieceOnSquare() instanceof Pawn);
assertTrue(cells[1][0].getPieceOnSquare() instanceof Pawn);
int numBlacks = board.getAllBlackPieces().size();
int numWhites = board.getAllWhitePieces().size();
assertEquals(32, numBlacks + numWhites);
assertEquals(16, numWhites);
assertEquals(16, numBlacks);
}
/**
* Performs a checkmate and determines if all conditions are met for this end-game state. (for
* player 2)
*/
public void testCheckmatePlayerTwo() {
assertTrue(gameEngine.playerHasLegalMoves(1));
assertTrue(gameEngine.playerHasLegalMoves(2));
assertEquals(gameEngine.determineGameLost(), 0);
showInFrame(panel);
this.click(board.getCells()[6][0]);
this.click(board.getCells()[5][0]);
this.click(board.getCells()[1][3]);
this.click(board.getCells()[3][3]); // move pawn below queen 2 south
this.click(board.getCells()[5][0]);
this.click(board.getCells()[4][0]);
assertEquals(gameEngine.determineGameLost(), 0);
this.click(board.getCells()[0][2]);
this.click(board.getCells()[3][5]); // move bishop 3
this.click(board.getCells()[4][0]);
this.click(board.getCells()[3][0]);
assertEquals(gameEngine.determineGameLost(), 0);
this.click(board.getCells()[0][4]);
this.click(board.getCells()[2][2]); // move queen 2
this.click(board.getCells()[3][0]);
this.click(board.getCells()[2][0]);
assertEquals(gameEngine.determineGameLost(), 0);
this.click(board.getCells()[2][2]);
this.click(board.getCells()[6][2]);
assertFalse(gameEngine.playerHasLegalMoves(1));
assertTrue(gameEngine.playerHasLegalMoves(2));
assertEquals(gameEngine.determineGameLost(), 1);
assertEquals(gameEngine.getCurrentPlayer(), 1);
selectConfirmDialogOption(JOptionPane.YES_OPTION);
}
/** Tests the stalemate end-game condition and makes sure all conditions are met properly. */
public void testStalemate() {
assertTrue(gameEngine.playerHasLegalMoves(1));
assertTrue(gameEngine.playerHasLegalMoves(2));
assertEquals(gameEngine.determineGameLost(), 0);
showInFrame(panel);
board.resetBoard(true); // we're forcing a reset, game engine will be
// out of sync
new King(board, 0, 0, 0);
new King(board, 5, 5, 1);
click(board.getCells()[5][5]);
click(board.getCells()[4][5]); // force the game engine to update
assertEquals(gameEngine.determineGameLost(), -1);
selectConfirmDialogOption(JOptionPane.NO_OPTION);
}
/**
* Tests to make sure clearCell returns null if bad arguments are given, and that it returns the
* right cell if valid arguments are given.
*/
public void testClearCell() {
Exception caughtEx = null;
try {
board.clearCell(-1, -1);
} catch (Exception ex) {
caughtEx = ex;
}
assertTrue(caughtEx instanceof IllegalStateException);
caughtEx = null;
try {
board.clearCell(9, 9);
} catch (Exception ex) {
caughtEx = ex;
}
assertTrue(caughtEx instanceof IllegalStateException);
assertNotNull(board.getCell(0, 0).getPieceOnSquare());
assertNotNull(board.getCell(7, 7).getPieceOnSquare());
assertNull(board.getCell(2, 3).getPieceOnSquare());
board.clearCell(0, 0);
board.clearCell(7, 7);
board.clearCell(2, 3);
assertNull(board.getCell(0, 0).getPieceOnSquare());
assertNull(board.getCell(7, 7).getPieceOnSquare());
assertNull(board.getCell(2, 3).getPieceOnSquare());
}
/** Makes sure invalid clicks are handled properly. */
public void testIllegalMoves() {
showInFrame(panel);
this.click(board.getCells()[6][0]);
this.click(board.getCells()[6][0]);
this.click(board.getCells()[4][2]);
assertNotNull(this.getComponent(JOptionPane.class));
click(getComponent(JButton.class, where.textIs("OK")));
this.click(board.getCells()[0][2]);
assertNotNull(this.getComponent(JOptionPane.class));
click(getComponent(JButton.class, where.textIs("OK")));
this.click(board.getCells()[7][1]);
this.click(board.getCells()[0][0]);
assertNotNull(this.getComponent(JOptionPane.class));
click(getComponent(JButton.class, where.textIs("OK")));
this.click(board.getCells()[6][1]);
this.click(board.getCells()[5][1]);
this.click(board.getCells()[1][1]);
this.click(board.getCells()[7][7]);
assertNotNull(this.getComponent(JOptionPane.class));
click(getComponent(JButton.class, where.textIs("OK")));
this.click(board.getCells()[7][7]);
}
/** Tests the clearColorsOnBoard method. */
public void testClearColorsOnBoard() {
for (int i = 0; i < cells.length; i++) {
for (int j = 0; j < cells[0].length; j++) {
assertTrue(
cells[i][j].getBackground().equals(Color.BLACK)
|| cells[i][j].getBackground().equals(Color.WHITE));
}
}
cells[0][0].setBackground(Color.PINK);
cells[5][4].setBackground(Color.GREEN);
board.clearColorsOnBoard();
for (int i = 0; i < cells.length; i++) {
for (int j = 0; j < cells[0].length; j++) {
assertTrue(
cells[i][j].getBackground().equals(Color.BLACK)
|| cells[i][j].getBackground().equals(Color.WHITE));
}
}
}
/** Tests the getAllBlackPieces method. */
public void testGetBlackPieces() {
assertEquals(board.getAllBlackPieces().size(), 16);
board.getCells()[0][0].clearSquare();
assertEquals(board.getAllBlackPieces().size(), 15);
}
/** Tests the getAllWhitePieces method. */
public void testGetWhitePieces() {
assertEquals(board.getAllWhitePieces().size(), 16);
board.getCells()[7][7].clearSquare();
assertEquals(board.getAllWhitePieces().size(), 15);
}
/** Performs initial setup. */
public void setUp() {
board = new ChessGameBoard();
cells = board.getCells();
}