added Colision Test Function to Game Manager

src/main/java/pacmanGame/GameManager.java

@@ -38,4 +38,23 @@ public class GameManager {
 			System.out.println("Unprocessed Input: " + inputChar + " (" + (int)inputChar + ")");	
 		}
 	}
+	public boolean GostPlayerColisionTest()
+	{
+	
+		for(int i = 0; i < ghosts.length; i++) {
+		
+			for(int x = 0; x < map.size.x; x++) {
+				for(int y = 0; y < map.size.y; y++) {
+					if(player.position.equals(ghosts[i].position))
+					{
+						return true;
+					}
+					
+				}	
+				
+			}
+			
+		}
+		return false;
+	}
 }

src/test/java/pacmanTests/GameManagerTest.java

@@ -5,9 +5,7 @@ import static org.junit.jupiter.api.Assertions.*;
 
 import org.junit.jupiter.api.Test;
 
-import pacmanGame.GameManager;
-import pacmanGame.Map;
-import pacmanGame.VisualizerPlainText;
+import pacmanGame.*;
 
 
 class GameManagerTest {
@@ -48,4 +46,33 @@ class GameManagerTest {
 		// assert
 		assertThat(initialVptOutput).isNotEqualTo(updatedVptOutput);
 	}
+	@Test
+	void GameManager_GostPlayerColisionTest_DetectsColosion() {
+		
+		// arrange
+
+		GameManager gameManager = new GameManager();
+		gameManager.player.position = gameManager.ghosts[0].position.Clone();
+		//act
+		boolean colision = gameManager.GostPlayerColisionTest();
+		boolean expected = true;
+		
+		// assert
+		assertThat(colision).isEqualTo(expected);
+	}
+	@Test
+	void GameManager_GostPlayerColisionTest_DoesntDetectColosion() {
+		
+		// arrange
+
+		GameManager gameManager = new GameManager();
+		gameManager.player.position = new Vector2(2,3);
+		gameManager.ghosts[0].position = new Vector2(4,5);
+		//act
+		boolean colision = gameManager.GostPlayerColisionTest();
+		boolean expected = false;
+		
+		// assert
+		assertThat(colision).isEqualTo(expected);
+	}
 }