if len(b.data) == 0 && b.tillOffset != streamOffset {
			b.rc, err = b.disk.ReadFileStream(context.TODO(), b.volume, b.filePath, streamOffset, b.tillOffset-streamOffset)
		} else {
			b.rc = io.NewSectionReader(bytes.NewReader(b.data), streamOffset, b.tillOffset-streamOffset)
		}
		if err != nil {
			return 0, err
		}
	}
	if offset != b.currOffset {
		// Can never happen unless there are programmer bugs

		parts := make([]CompletePart, len(objInfo.Parts))
		for i, part := range objInfo.Parts {
			hr, err := hash.NewReader(ctx, io.LimitReader(gr, part.Size), part.Size, "", "", part.ActualSize)
			if err != nil {
				return fmt.Errorf("decommissionObject: hash.NewReader() %w", err)
			}
			pi, err := z.PutObjectPart(ctx, bucket, objInfo.Name, res.UploadID,
				part.Number,
				NewPutObjReader(hr),

		for i, disk := range disks {
			writers[i] = newBitrotWriter(disk, "", "testbucket", "testobject", erasure.ShardFileSize(test.size), test.algorithm, erasure.ShardSize())
		}
		_, err = erasure.Encode(t.Context(), bytes.NewReader(data), writers, buffer, erasure.dataBlocks+1)
		closeBitrotWriters(writers)
		if err != nil {
			t.Fatalf("Test %d: failed to create random test data: %v", i, err)
		}

		readers := make([]io.ReaderAt, len(disks))

		rec := httptest.NewRecorder()
		// construct HTTP request
		req, err := newTestSignedRequestV4(testCase.method, getBucketLifecycleURL("", testCase.bucketName),
			int64(len(testCase.body)), bytes.NewReader(testCase.body), testCase.accessKey, testCase.secretKey, nil)
		if err != nil {
			t.Fatalf("Test %d: %s: Failed to create HTTP request for GetBucketLocationHandler: <ERROR> %v", i+1, instanceType, err)
		}

		compressMetadata[ReservedMetadataPrefix+"compression"] = compressionAlgorithmV2
		compressMetadata[ReservedMetadataPrefix+"actual-size"] = strconv.FormatInt(actualSize, 10)

		reader = etag.NewReader(ctx, reader, nil, nil)
		wantEncryption := crypto.Requested(r.Header)
		s2c, cb := newS2CompressReader(reader, actualSize, wantEncryption)
		dstOpts.IndexCB = cb
		defer s2c.Close()

		logger.Fatal(err, "Unable to generate root secret key using KMS")
	}

	accessKey, err := auth.GenerateAccessKey(20, bytes.NewReader(aKey))
	if err != nil {
		logger.Fatal(err, "Unable to generate root access key")
	}
	secretKey, err := auth.GenerateSecretKey(32, bytes.NewReader(sKey))
	if err != nil {
		logger.Fatal(err, "Unable to generate root secret key")
	}

		for _, key := range trailers {
			req.Trailer.Add(key, "")
		}
	} else {
		req.Trailer = nil
	}
	return &s3ChunkedReader{
		trailers:          req.Trailer,
		reader:            bufio.NewReader(req.Body),
		cred:              cred,
		seedSignature:     seedSignature,
		seedDate:          seedDate,
		region:            region,
		chunkSHA256Writer: sha256.New(),
		buffer:            make([]byte, 64*1024),

	// Test all combinations!
	for pIdx, params := range qParamsArr {
		for vIdx, vars := range varsArr {
			_, err := extractHealInitParams(vars, params, bytes.NewReader([]byte(body)))
			isErrCase := false
			if pIdx < 4 || vIdx < 1 {
				isErrCase = true
			}

			if err != ErrNone && !isErrCase {
				t.Errorf("Got unexpected error: %v %v %v", pIdx, vIdx, err)

		return clnt.MakeBucket(context.Background(), bucket, minio.MakeBucketOptions{Region: globalSite.Region()})
	}

	dirPath := buildMinioDir(prefix)

	_, err = clnt.PutObject(context.Background(), bucket, dirPath, bytes.NewReader([]byte("")), 0, minio.PutObjectOptions{
		DisableContentSha256: true,
	})
	return err
}

// GetFile implements ftpDriver

		payload, err := io.ReadAll(io.LimitReader(r.Body, stsRequestBodyLimit))
		if err != nil {
			logger.CriticalIf(GlobalContext, err)
		}
		sum256 := sha256.Sum256(payload)
		r.Body = io.NopCloser(bytes.NewReader(payload))
		return hex.EncodeToString(sum256[:])
	}

	var (
		defaultSha256Cksum string
		v                  []string
		ok                 bool
	)