assertTrue(details.contains("ERROR"));
        assertTrue(details.contains("org.codelibs.fess.TestClass"));
        assertTrue(details.contains("Something went wrong"));
    }

    @Test
    public void test_formatDetails_truncation() {
        TestableLogNotificationJob testableJob = new TestableLogNotificationJob();

        long timestamp = 1700000000000L;
        List<LogNotificationEvent> events = new ArrayList<>();