FileSizeFormat format = new FileSizeFormat();
        if (unit == null) {
            assertEquals(expected, format.format(input));
        } else {
            assertEquals(expected, format.format(input, unit));
        }
    }

    @Test
    void testNegativeProgressedSize() {
        FileSizeFormat format = new FileSizeFormat();

                }).collect(Collectors.joining("\n")));
    }

    /**
     * Converts a GSA URL pattern into a regular expression pattern suitable for Fess.
     * Handles various GSA pattern formats including regexp, contains, and URL-based patterns.
     *
     * @param s the input GSA pattern string
     * @return a regular expression pattern string, or empty string for comments/invalid patterns
     */

 * <tr>
 * <td rowspan="4">Standard {@link DateFormat} formats</td>
 * <td>{@link DateFormat#SHORT} format</td>
 * <td>{@literal H:mm}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#MEDIUM} format</td>
 * <td>{@literal H:mm:ss}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#LONG} format</td>
 * <td>{@literal H:mm:ss z}</td>
 * </tr>
 * <tr>
 * <td>{@link DateFormat#FULL} format</td>
 * <td>{@literal H'時'mm'分'ss'秒' z}</td>

        }
        return thread;
      }
    };
  }

  // weird case in which users pass the format string but not the associated arguments
  @SuppressWarnings("AnnotateFormatMethod")
  private static String format(String format, Object... args) {
    return String.format(Locale.ROOT, format, args);
  }

    private final Date startTime;

    private final String format;

    private String formattedDate;

    public BuildTimestampValueSource(Date startTime, String format) {
        super(false);
        this.startTime = startTime;
        this.format = format;
    }

    @Override
    public Object getValue(String expression) {

        }
    }

    // --- format() fluent API tests ---

    @Test
    public void test_format_returnsThis() {
        final IndexExportJob result = indexExportJob.format("html");
        assertSame(indexExportJob, result);
    }

    @Test
    public void test_format_unsupportedFormat() {
        try {
            indexExportJob.format("xml");

    }

    /**
     * Sets the export format.
     *
     * @param format the format name (e.g. "html", "json")
     * @return this instance for method chaining
     */
    public IndexExportJob format(final String format) {
        this.formatter = createFormatter(format);
        return this;
    }

    /**
     * Creates a formatter for the given format name.
     *
     * @param format the format name

    String format = "super-duper-thread-%s";
    ThreadFactory factory = builder.setNameFormat(format).build();
    for (int i = 0; i < 11; i++) {
      assertThat(factory.newThread(monitoredRunnable).getName())
          .isEqualTo(rootLocaleFormat(format, i));
    }
  }

  public void testNameFormatWithPercentD_custom() {
    String format = "super-duper-thread-%d";

    // ============================================================
    // Date/Time Format Constants
    // ============================================================

    /** Default datetime format pattern without timezone. */
    public static final String DEFAULT_DATETIME_FORMAT = "yyyy-MM-dd'T'HH:mm:ss";

    /** ISO datetime format pattern with milliseconds and UTC timezone. */

      locale: {
        format: "YYYY-MM-DD"
      }
    })
    .on("apply.daterangepicker", function(ev, picker) {
      $(this).val(picker.startDate.format("YYYY-MM-DD"));
    });
  $("input.form-control.daterange")
    .daterangepicker({
      autoUpdateInput: false,
      timePicker: false,
      singleDatePicker: false,
      locale: {
        format: "YYYY-MM-DD"
      }
    })