Added moveFigure method to ChessBoard with test

src/main/java/Game/ChessObj/ChessBoard.java

@@ -4,6 +4,13 @@ import java.util.ArrayList;
 
 public class ChessBoard {
 
+    public enum MoveFeedback {
+        ENEMYBEATEN,
+        MOVE,
+        OUTSIDEOFBOARD,
+        INVALID
+    }
+
     private ChessFigure[][] board;
 
     public ChessBoard() {
@@ -142,6 +149,22 @@ public class ChessBoard {
         return false;
     }
 
+    public MoveFeedback moveFigure(int sourceX, int sourceY, final int destX, final int destY) {
+        if (!isCellInBoard(sourceX, sourceY) || !isCellInBoard(destX, destY))
+            return MoveFeedback.OUTSIDEOFBOARD;
+        if (validateMove(sourceX, sourceY, destX, destY)) {
+            MoveFeedback feedback = MoveFeedback.INVALID;
+            if (board[destY][destX] == null)
+                feedback = MoveFeedback.MOVE;
+            else
+                feedback = MoveFeedback.ENEMYBEATEN;
+            board[destY][destX] = board[sourceY][sourceX];
+            board[sourceY][sourceX] = null;
+            return feedback;
+        }
+        return MoveFeedback.INVALID;
+    }
+
     private int getStepWidth(int delta) {
         if (delta == 0)
             return 0;

src/test/java/Game/ChessObj/ChessBoardTest.java

@@ -161,4 +161,51 @@ class ChessBoardTest {
         assertTrue(chessBoard.validateMove(4, 7, 6, 5));
         assertFalse(chessBoard.validateMove(4, 7, 7, 4));
     }
+
+    /*
+            0     1     2     3     4     5     6     7                 0     1     2     3     4     5     6     7
+         ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐           ┌─────┬─────┬─────┬─────┬─────┬─────┬─────┬─────┐
+      0  │     │     │     │     │     │     │     │     │        0  │     │     │     │     │     │     │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      1  │     │     │     │  T  │     │     │     │  K  │        1  │     │     │     │     │     │     │     │  K  │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      2  │     │     │     │     │     │     │     │     │        2  │     │     │     │     │     │     │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      3  │     │     │     │     │     │  Z  │     │     │        3  │     │     │     │     │     │  Z  │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤   -->     ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      4  │     │     │     │     │     │     │     │     │        4  │     │     │     │     │  B  │     │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      5  │     │     │ |Q| │     │     │     │     │     │        5  │     │     │  T  │     │     │     │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      6  │     │     │     │     │     │     │  B  │     │        6  │     │     │     │     │     │     │     │     │
+         ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤           ├─────┼─────┼─────┼─────┼─────┼─────┼─────┼─────┤
+      7  │     │     │     │     │     │     │     │     │        7  │     │     │     │     │     │     │     │     │
+         └─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┘           └─────┴─────┴─────┴─────┴─────┴─────┴─────┴─────┘
+     */
+    @Test
+    void moveFigure() {
+        ChessFigure[][] tempBoard = new ChessFigure[8][8];
+        ChessFigure[][] resultBoard = new ChessFigure[8][8];
+
+        tempBoard[1][3] = new ChessFigure(ChessFigure.Type.CASTLE, ChessFigure.Team.WHITE);
+        tempBoard[1][7] = new ChessFigure(ChessFigure.Type.KNIGHT, ChessFigure.Team.WHITE);
+        tempBoard[6][6] = new ChessFigure(ChessFigure.Type.BISHOP, ChessFigure.Team.WHITE);
+        tempBoard[3][5] = new ChessFigure(ChessFigure.Type.KNIGHT, ChessFigure.Team.WHITE);
+        tempBoard[5][2] = new ChessFigure(ChessFigure.Type.QUEEN, ChessFigure.Team.BLACK);
+
+        resultBoard[5][2] = new ChessFigure(ChessFigure.Type.CASTLE, ChessFigure.Team.WHITE);
+        resultBoard[1][7] = new ChessFigure(ChessFigure.Type.KNIGHT, ChessFigure.Team.WHITE);
+        resultBoard[4][4] = new ChessFigure(ChessFigure.Type.BISHOP, ChessFigure.Team.WHITE);
+        resultBoard[3][5] = new ChessFigure(ChessFigure.Type.KNIGHT, ChessFigure.Team.WHITE);
+
+        chessBoard.setChessBoard(tempBoard);
+
+        assertEquals(chessBoard.moveFigure(3, 1, 2, 1), ChessBoard.MoveFeedback.MOVE);
+        assertEquals(chessBoard.moveFigure(2, 1, 2, 5), ChessBoard.MoveFeedback.ENEMYBEATEN);
+        assertEquals(chessBoard.moveFigure(6, 6, 4, 4), ChessBoard.MoveFeedback.MOVE);
+        assertEquals(chessBoard.moveFigure(7, 1, 8, 1), ChessBoard.MoveFeedback.OUTSIDEOFBOARD);
+        assertEquals(chessBoard.moveFigure(5, 3, 4, 2), ChessBoard.MoveFeedback.INVALID);
+
+        assertArrayEquals(resultBoard, chessBoard.getBoard());
+    }
 }