assertNotNull(envPath);
        assertTrue(envPath.toString().contains("env"));
        assertTrue(envPath.toString().contains("test"));
    }

    @Test
    public void test_getJarFiles() {
        File[] jarFiles = ResourceUtil.getJarFiles("fess");
        assertNotNull(jarFiles);
        // Should return empty array when no servlet context available in test
        assertEquals(0, jarFiles.length);