assertEquals("931.3G", FessFunctions.formatFileSize(1000000000000L));
        assertEquals("909.5T", FessFunctions.formatFileSize(1000000000000000L));
    }

    public void test_parseDate() {
        Date date;

        date = FessFunctions.parseDate("");
        assertNull(date);

        date = FessFunctions.parseDate("2004-04-01T12:34:56.123Z");

        try (final ResponseData responseData = storageClient.doHead("")) {
            fail();
        } catch (CrawlerSystemException e) {
            // nothing
        }
    }

    public void test_parsePath() {
        String[] values;

        values = storageClient.parsePath("bucket/path");
        assertEquals("bucket", values[0]);
        assertEquals("path", values[1]);