assertEquals("1000", FessFunctions.formatFileSize(1000));
        assertEquals("976.6K", FessFunctions.formatFileSize(1000000));
        assertEquals("953.7M", FessFunctions.formatFileSize(1000000000));
        assertEquals("931.3G", FessFunctions.formatFileSize(1000000000000L));
        assertEquals("909.5T", FessFunctions.formatFileSize(1000000000000000L));
    }

    @Test
    public void test_parseDate() {
        Date date;