} catch (JobProcessingException e) {
            assertEquals("Specific job error", e.getMessage());
        }
    }

    // Test method chaining
    @Test
    public void test_methodChaining() {
        CrawlJob result = crawlJob.namespace("test")
                .documentExpires(10)
                .webConfigIds(new String[] { "web1" })
                .fileConfigIds(new String[] { "file1" })

        assertTrue(messages instanceof FessLabels);
        assertTrue(messages instanceof org.lastaflute.core.message.UserMessages);
    }

    // Test method chaining
    @Test
    public void test_methodChaining() {
        String property1 = "prop1";
        String property2 = "prop2";
        String property3 = "prop3";

        FessMessages result =