Eliminate the scheduler

Test/entity/BossTest.java

@@ -0,0 +1,39 @@
+package entity;
+
+import engine.DrawManager;
+import engine.GameState;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+
+import java.util.Set;
+
+import static org.junit.jupiter.api.Assertions.*;
+
+class BossTest {
+    private Boss boss;
+    Set<Bullet> bullets;
+    @BeforeEach
+    void setUp() {
+        boss = new Boss(0,0, DrawManager.SpriteType.Boss,new GameState(1,1,1,1,1));
+    }
+
+    @Test
+    void doPattern() {
+        boss.doPattern(bullets);
+        for (Bullet bullet: bullets){
+            assertEquals(bullet.getSpeed(),4);
+        }
+    }
+
+    @Test
+    void bossShoot() {
+    }
+
+    @Test
+    void boosShootWithX() {
+    }
+
+    @Test
+    void bossAttacked() {
+    }
+}

Test/entity/BulletTest.java

@@ -0,0 +1,33 @@
+package entity;
+
+import entity.Bullet;
+import org.junit.jupiter.api.*;
+import static org.junit.jupiter.api.Assertions.*;
+
+class BulletTest {
+
+    private Bullet bullet;
+
+    @BeforeEach
+    void setUp() {
+        bullet = new Bullet(3, 80, 10, 0);
+        bullet.setXspeed(3);
+    }
+
+    @Test
+    void update() {
+        bullet.update();
+        assertEquals(6, bullet.getPositionX());
+        assertEquals(90, bullet.getPositionY());
+    }
+
+    void setXspeed(){
+        bullet.setXspeed(19);
+        assertEquals(19,bullet.getX_speed());
+    }
+
+    void setYspeed(){
+        bullet.setSpeed(23);
+        assertEquals(23,bullet.getSpeed());
+    }
+}

src/entity/Boss.java

@@ -240,12 +240,6 @@ public final void bossAttacked() {
 			this.spriteType = SpriteType.Explosion;
 		}
 	}
-
-	public final void destroyByBomb(){
-		this.HP = 0;
-		this.isDestroyed = true;
-		this.spriteType = SpriteType.Explosion;
-	}
 	/**
 	 * Checks if the ship has been destroyed.
 	 * 

src/entity/Bullet.java

@@ -89,6 +89,9 @@ public final int getSpeed() {
 		return this.y_speed;
 	}
 
+	public final int getX_speed(){
+		return this.x_speed;
+	}
 	public final int getShooter() {
 		return this.shooter;
 	}