func (r *Reader) SetExpectedMin(expectedMin int64) {
	r.expectedMin = expectedMin
}

// SetExpectedMax set expected max data expected from reader
func (r *Reader) SetExpectedMax(expectedMax int64) {
	r.expectedMax = expectedMax
}

// AddChecksum will add checksum checks as specified in
// https://docs.aws.amazon.com/AmazonS3/latest/userguide/checking-object-integrity.html

      for (double x : VALUES) {
        for (double y : VALUES) {
          aa.set(i, x);
          double z = aa.accumulateAndGet(i, y, Double::max);
          double expectedMax = max(x, y);
          assertBitEquals(expectedMax, z);
          assertBitEquals(expectedMax, aa.get(i));
        }
      }
    }
  }

  /** getAndUpdate adds given value to current, and returns previous value */

      for (double y : VALUES) {
        AtomicDouble a = new AtomicDouble(x);
        double z = a.accumulateAndGet(y, Double::max);
        double expectedMax = max(x, y);
        assertBitEquals(expectedMax, z);
        assertBitEquals(expectedMax, a.get());
      }
    }
  }

  /** getAndUpdate with sum stores sum of given value to current, and returns previous value */

        assertNotNull(str);
        assertTrue(str.contains("type=0x"));
        // The type should be formatted as 8-character hex
        String expectedHex = String.format("%08x", type);
        assertTrue(str.toLowerCase().contains(expectedHex));
    }

    @Test
    @DisplayName("Test with empty strings")
    void testWithEmptyStrings() {
        SmbShareInfo info = new SmbShareInfo("", 0, "");

        assertTrue(result.contains("file=" + fileName));
        // Hexdump.toHexString produces 4-character padded uppercase hex
        String expectedHex = String.format("%04X", action);
        assertTrue(result.contains("0x" + expectedHex));
    }

    @Test
    @DisplayName("Test toString with empty object")
    void testToStringEmpty() {
        String result = notifyInfo.toString();

    })
    void testToStringWithDifferentLevels(int infoLevel, String expectedHex) {
        trans2QueryFSInfo = new Trans2QueryFSInformation(config, infoLevel);

        String result = trans2QueryFSInfo.toString();

        assertNotNull(result);
        assertTrue(result.contains("Trans2QueryFSInformation"));
        assertTrue(result.toLowerCase().contains(expectedHex.toLowerCase()));
    }

    @Test

		inputReaderData string
		inputMd5        string
		inputSHA256     string
		inputDataSize   int64
		// flag indicating whether the test should pass.
		shouldPass bool
		// expected error output.
		expectedMd5   string
		expectedError error
	}{
		// Test case  1-4.
		// Cases with invalid bucket name.
		{bucketName: ".test", objName: "obj", PartID: 1, expectedError: fmt.Errorf("%s", "Bucket name invalid: .test")},