public void test_addErrorsFrontHeader() {
        String property = "testProperty";
        FessMessages result = messages.addErrorsFrontHeader(property);
        assertNotNull(result);
        assertSame(messages, result);
        assertTrue(messages.hasMessageOf(property));
    }

    public void test_addErrorsFrontFooter() {
        String property = "testProperty";
        FessMessages result = messages.addErrorsFrontFooter(property);