* Sets a custom attribute name-value pair that this pruned tag should match.
     *
     * @param name the attribute name to match
     * @param value the attribute value to match
     */
    public void setAttr(final String name, final String value) {
        attrName = name;
        attrValue = value;
    }

    @Override
    public String toString() {

     */
    @Test
    public void test_constructor() {
        FessIntervalController controller = new FessIntervalController();
        assertNotNull(controller);
    }

    /**
     * Test getter and setter for delayMillisAfterProcessing
     */
    @Test
    public void test_delayMillisAfterProcessing() {
        FessIntervalController controller = new FessIntervalController();

    }

    // Test getExpiry with default value
    @Test
    public void test_getExpiry_default() {
        assertEquals(30L * 24 * 60 * 60 * 1000L, purgeThumbnailJob.getExpiry());
    }

    // Test expiry setter with valid value
    @Test
    public void test_expiry_validValue() {
        long newExpiry = 60L * 24 * 60 * 60 * 1000L; // 60 days
        PurgeThumbnailJob result = purgeThumbnailJob.expiry(newExpiry);