assertNotNull(crawlerProcesses);
        assertEquals(3, crawlerProcesses.intValue());
    }

    // Test boolean conversions
    public void test_booleanConversions() {
        // Test boolean conversion for ignore idle threads
        boolean ignoreIdleThreads = fessConfig.isCrawlerHotthreadIgnoreIdleThreads();
        assertTrue(ignoreIdleThreads);
    }