}

            @Override
            public Integer getCookieDefaultExpireAsInteger() {
                return 3600;
            }

            @Override
            public String getAppCipherAlgorism() {
                return "AES";
            }

            @Override
            public String getAppCipherKey() {
                return "1234567890123456"; // 16 bytes for AES
            }
        });

        assertEquals(Integer.valueOf(10000), fessConfig.getSearchEngineHeartbeatIntervalAsInteger());
    }

    public void test_appCipherAlgorism() {
        assertEquals("aes", fessConfig.getAppCipherAlgorism());
    }

    public void test_appCipherKey() {
        assertEquals("___change__me___", fessConfig.getAppCipherKey());
    }

    public void test_appEncryptPropertyPattern() {