Add bomb proximity with test

src/main/java/Minesweeper/Cell.java

@@ -8,7 +8,7 @@ public class Cell extends JButton {
 	private static final long serialVersionUID = 1L;
 	public CellType type;
 	public boolean flagged = false;
-	public int value = -1;
+	public int value = 0;
 	
 	public Cell(CellType _type) {
 		type = _type;

src/main/java/Minesweeper/MinesweeperGame.java

@@ -8,7 +8,6 @@ public class MinesweeperGame extends JPanel {
 
 	private static final long serialVersionUID = 1L;
 	public static final int WIDTH = 600, HEIGTH = 600;
-
 	public Playfield playfield;
 
 	public MinesweeperGame(int _playfieldSize, int _bombAmount) {
@@ -19,7 +18,7 @@ public class MinesweeperGame extends JPanel {
 
 	public static void main(String[] args) {
 		JFrame f = new JFrame();
-		MinesweeperGame ttt = new MinesweeperGame(8, 10);
+		MinesweeperGame ttt = new MinesweeperGame(3, 0);
 
 		f.add(ttt);
 		f.setSize(WIDTH, HEIGTH);

src/main/java/Minesweeper/Playfield.java

@@ -2,7 +2,7 @@ package Minesweeper;
 
 public class Playfield {
 
-	private static final int CELLSIZE = 40;
+	private static final int CELLSIZE = 50;
 	private int Size;
 	private MinesweeperGame MsG;
 	public Cell[][] cells;
@@ -10,7 +10,7 @@ public class Playfield {
 	public Playfield(MinesweeperGame _MsG, int _Size, int _bombAmount) {
 		MsG = _MsG;
 		Size = _Size;
-		
+
 		cells = new Cell[Size][Size];
 
 		int[] bPlacement = new int[_bombAmount];
@@ -41,6 +41,64 @@ public class Playfield {
 				}
 			}
 		}
+
+		for (int i = 0; i < Size; i++) {
+			for (int j = 0; j < Size; j++) {
+				if (cells[i][j].type == CellType.Number) {
+					calculateBombProximity(i, j);
+				}
+			}
+		}
+	}
+
+	public void calculateBombProximity(int row, int column) {
+
+		if (row > 0) {
+			if (column > 0) {
+				if (cells[row - 1][column - 1].type == CellType.Bomb) {
+					cells[row][column].value++;
+				}
+			}
+
+			if (cells[row - 1][column].type == CellType.Bomb) {
+				cells[row][column].value++;
+			}
+
+			if (column < cells.length - 1) {
+				if (cells[row - 1][column + 1].type == CellType.Bomb) {
+					cells[row][column].value++;
+				}
+			}
+		}
+
+		if (row < cells.length - 1) {
+			if (column > 0) {
+				if (cells[row + 1][column - 1].type == CellType.Bomb) {
+					cells[row][column].value++;
+				}
+			}
+
+			if (cells[row + 1][column].type == CellType.Bomb) {
+				cells[row][column].value++;
+			}
+
+			if (column < cells.length - 1) {
+				if (cells[row + 1][column + 1].type == CellType.Bomb) {
+					cells[row][column].value++;
+				}
+			}
+		}
+
+		if (column > 0) {
+			if (cells[row][column - 1].type == CellType.Bomb) {
+				cells[row][column].value++;
+			}
+		}
+		if (column < cells.length - 1) {
+			if (cells[row][column + 1].type == CellType.Bomb) {
+				cells[row][column].value++;
+			}
+		}
 	}
 
 }

src/test/java/Minesweeper/MinesweeperGameTest.java

@@ -4,6 +4,7 @@ import static org.junit.jupiter.api.Assertions.*;
 
 import java.util.stream.Stream;
 
+import org.junit.jupiter.api.Test;
 import org.junit.jupiter.params.ParameterizedTest;
 import org.junit.jupiter.params.provider.Arguments;
 import org.junit.jupiter.params.provider.MethodSource;
@@ -27,6 +28,15 @@ class MinesweeperGameTest {
  		assertEquals(_bombAmount, bombCounter); 
 	}
 
+	@Test
+	void testProximityPoints() {
+		MinesweeperGame m = new MinesweeperGame(3, 0);
+		m.playfield.cells[0][0].type = CellType.Bomb;
+		m.playfield.calculateBombProximity(1, 1);
+		
+ 		assertEquals(1, m.playfield.cells[1][1].value); 
+	}
+	
 	
 	private static Stream<Arguments> testBombs(){
 		return Stream.of(
@@ -38,4 +48,6 @@ class MinesweeperGameTest {
 				);
 	}
 	
+
+	
 }