Added Equals function to Vector2

src/main/java/pacmanGame/Vector2.java

@@ -8,4 +8,17 @@ public class Vector2 {
 		this.x = x;
 		this.y = y;
 	}
+
+	@Override
+    public boolean equals(Object o) {
+ 
+        if (o == this) {
+            return true;
+        }
+        if (!(o instanceof Vector2)) {
+            return false;
+        }
+        Vector2 b = (Vector2) o;
+        return x == b.x && y == b.y;
+    }
 }

src/test/java/pacmanTests/Vector2Test.java

@@ -0,0 +1,36 @@
+package pacmanTests;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.*;
+
+import org.junit.jupiter.api.Test;
+
+import pacmanGame.*;
+
+
+class Vector2Test {
+
+	@Test
+	void Vector2_sameValues_areEqual() {
+		// arrange
+		Vector2 a = new Vector2(2, 2);
+		Vector2 b = new Vector2(2, 2);
+		boolean expected = true;
+		// act
+		boolean result = a.equals(b);
+		// assert
+		assertThat(result).isEqualTo(expected);
+	}
+	
+	@Test
+	void Vector2_differentValues_areNotEqual() {
+		// arrange
+		Vector2 a = new Vector2(2, 2);
+		Vector2 b = new Vector2(2, 5);
+		boolean expected = false;
+		// act
+		boolean result = a.equals(b);
+		// assert
+		assertThat(result).isEqualTo(expected);
+	}
+}