opts := ObjectOptions{}
	_, err := obj.NewMultipartUpload(context.Background(), "--", object, opts)
	if err == nil {
		t.Fatalf("%s: Expected to fail since bucket name is invalid.", instanceType)
	}

	errMsg := "Bucket not found: minio-bucket"
	// operation expected to fail since the bucket on which NewMultipartUpload is being initiated doesn't exist.
	_, err = obj.NewMultipartUpload(context.Background(), bucket, object, opts)

		ChecksumAlgo: userDefined[hash.MinIOMultipartChecksum],
	}, nil
}

// NewMultipartUpload - initialize a new multipart upload, returns a
// unique id. The unique id returned here is of UUID form, for each
// subsequent request each UUID is unique.
//
// Implements S3 compatible initiate multipart API.

	// that is without any other handler being registered,
	// That's why NewMultipartUpload is initiated using ObjectLayer.
	res, err := obj.NewMultipartUpload(context.Background(), bucketName, testObject, opts)
	if err != nil {
		// Failed to create NewMultipartUpload, abort.
		t.Fatalf("MinIO %s : <ERROR>  %s", instanceType, err)
	}
	uploadID := res.UploadID

	UserAgent    string           // User Agent
	DeploymentID string           // x-minio-deployment-id
	RequestID    string           // x-amz-request-id
	API          string           // API name - GetObject PutObject NewMultipartUpload etc.
	BucketName   string           `json:",omitempty"` // Bucket name
	ObjectName   string           `json:",omitempty"` // Object name

	if err != nil {
		t.Fatalf("Failed to make a bucket - %v", err)
	}

	// Create an object with multiple parts uploaded in decreasing
	// part number.
	res, err := objLayer.NewMultipartUpload(ctx, bucket, object, opts)
	if err != nil {
		t.Fatalf("Failed to create a multipart upload - %v", err)
	}

	var uploadedParts []CompletePart
	for _, partID := range []int{2, 1} {

		return
	} else if checksumType.IsSet() && !checksumType.Is(hash.ChecksumTrailing) {
		opts.WantChecksum = &hash.Checksum{Type: checksumType}
	}

	newMultipartUpload := objectAPI.NewMultipartUpload

	res, err := newMultipartUpload(ctx, bucket, object, opts)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	var opts ObjectOptions
	err := obj.MakeBucket(context.Background(), "bucket", MakeBucketOptions{})
	if err != nil {
		t.Fatalf("%s: <ERROR> %s", instanceType, err)
	}
	res, err := obj.NewMultipartUpload(context.Background(), "bucket", "key", opts)
	if err != nil {
		t.Fatalf("%s: <ERROR> %s", instanceType, err)
	}
	uploadID := res.UploadID

	// Create a byte array of 5MiB.

}

// shuffleDisksAndPartsMetadataByIndex this function should be always used by GetObjectNInfo()
// and CompleteMultipartUpload code path, it is not meant to be used with PutObject,
// NewMultipartUpload metadata shuffling.
func shuffleDisksAndPartsMetadataByIndex(disks []StorageAPI, metaArr []FileInfo, fi FileInfo) (shuffledDisks []StorageAPI, shuffledPartsMetadata []FileInfo) {
	shuffledDisks = make([]StorageAPI, len(disks))

// if none are found falls back to most available space pool, this function is
// designed to be only used by PutObject, CopyObject (newObject creation) and NewMultipartUpload.
func (z *erasureServerPools) getPoolIdx(ctx context.Context, bucket, object string, size int64) (idx int, err error) {
	idx, err = z.getPoolIdxExistingWithOpts(ctx, bucket, object, ObjectOptions{
		SkipDecommissioned: true,

		return err
	}

	if oi.isMultipart() {
		res, err := z.NewMultipartUpload(ctx, bucket, oi.Name, ObjectOptions{
			VersionID:    oi.VersionID,
			UserDefined:  oi.UserDefined,
			NoAuditLog:   true,
			DataMovement: true,
			SrcPoolIdx:   poolIdx,
		})
		if err != nil {
			return fmt.Errorf("rebalanceObject: NewMultipartUpload() %w", err)
		}