}

    /**
     * Formats a file size in bytes to a human-readable string with appropriate units.
     *
     * @param value the file size in bytes
     * @return formatted file size string (e.g., "1.5M", "2.3G", "512K")
     */
    public static String formatFileSize(final long value) {
        double target = value;
        String unit = ""; // TODO l10n?
        String format = "0.#";
        if (value < 1024) {

	trash := strings.Repeat("garbage ", 64) // Exactly 512 bytes

	vectors := []struct {
		input string // Input stream
		cnt   int    // Expected number of headers read
		err   error  // Expected error outcome
	}{
		{"", 0, io.EOF}, // Empty file is a "valid" tar file
		{data1[:511], 0, io.ErrUnexpectedEOF},
		{data1[:512], 1, io.ErrUnexpectedEOF},
		{data1[:1024], 1, io.EOF},

        assertEquals(largeSize, item.getSize());
    }

    public void test_rootPath() {
        final StorageItem item = new StorageItem("root-file.txt", "", false, 512L, null, "cm9vdC1maWxlLnR4dA==");

        assertEquals("root-file.txt", item.getName());
        assertEquals("", item.getPath());
    }

    public void test_deeplyNestedPath() {

          .put("sHa-1", sha1()) // Not the official name, but still works
          .put("SHA-1", sha1())
          .put("SHA-256", sha256())
          .put("SHA-384", sha384())
          .put("SHA-512", sha512())
          .build();

  public void testHashing() throws Exception {
    for (String stringToTest : INPUTS) {
      for (String algorithmToTest : ALGORITHMS.keySet()) {

        // Index documents with different numeric values for easy filtering
        for (int i = 0; i < 10; i++) {
            Map<String, Object> source = new HashMap<>();
            source.put("category", i < 5 ? 1 : 2); // Use numeric field for reliable filtering
            source.put("value", i);
            client.prepareIndex(INDEX_NAME).setSource(source, XContentType.JSON).execute().actionGet();
        }
        runner.refresh();

        try {
            out.write(data);
        } finally {
            out.close();
        }

        // Set maxSize smaller than file size (should throw exception)
        FileUtil.readBytes(file, 512);
    }

    /**
     * Test readBytes with custom maxSize of zero
     *
     * @throws Exception
     */
    @Test(expected = IORuntimeException.class)

			testClose{nil},
		},
	}, {
		// The truncated test file was produced using these commands:
		//   dd if=/dev/zero bs=1048576 count=16384 > /tmp/16gig.txt
		//   tar -b 1 -c -f- /tmp/16gig.txt | dd bs=512 count=8 > writer-big.tar
		file: "testdata/writer-big.tar",
		tests: []testFnc{
			testHeader{Header{
				Typeflag: TypeReg,
				Name:     "tmp/16gig.txt",
				Size:     16 << 30,
				Mode:     0640,

  }

  private static int sqrtFloor(int x) {
    // There is no loss of precision in converting an int to a double, according to
    // http://java.sun.com/docs/books/jls/third_edition/html/conversions.html#5.1.2
    return (int) Math.sqrt(x);
  }

  /**
   * Returns the result of dividing {@code p} by {@code q}, rounding using the specified {@code

* ⬆ Bump actions/setup-python from 2 to 4. PR [#5129](https://github.com/tiangolo/fastapi/pull/5129) by [@dependabot[bot]](https://github.com/apps/dependabot).
* 👷 Add Dependabot. PR [#5128](https://github.com/tiangolo/fastapi/pull/5128) by [@tiangolo](https://github.com/tiangolo).
* ♻️ Move from `Optional[X]` to `Union[X, None]` for internal utils. PR [#5124](https://github.com/tiangolo/fastapi/pull/5124) by [@tiangolo](https://github.com/tiangolo).

	if DB.Dialector.Name() != "mysql" {
		t.Skip()
	}

	type MyTable struct {
		Def string `gorm:"size:512;index:idx_def,unique"`
		Abc string `gorm:"size:65000000"`
	}

	DB.Migrator().DropTable("my_tables")

	sql := "CREATE TABLE `my_tables` (`def` varchar(512),`abc` longtext,UNIQUE INDEX `idx_def` (`def`))"
	if err := DB.Exec(sql).Error; err != nil {
		t.Errorf("Failed, got error: %v", err)