assertTrue(result.contains("Test exception"));
        assertTrue(result.contains("TestScoreBooster : 300"));
    }

    // Test addScoreBooster with different priorities
    public void test_addScoreBooster_sortsByPriority() {
        PriorityTrackingBooster booster1 = new PriorityTrackingBooster(1, 100L);
        PriorityTrackingBooster booster2 = new PriorityTrackingBooster(3, 200L);