assertEquals(Integer.valueOf(2), executionOrder.get(1));
        assertEquals(Integer.valueOf(1), executionOrder.get(2));
    }

    // Test addScoreBooster with same priorities
    public void test_addScoreBooster_samePriority() {
        TestScoreBooster booster1 = new TestScoreBooster(100L);
        booster1.setPriority(1);
        TestScoreBooster booster2 = new TestScoreBooster(200L);
        booster2.setPriority(1);