t.Fatalf("Error XML encoding of parts: <ERROR> %s.", err)
	}
	// Indicating that all parts are uploaded and initiating CompleteMultipartUpload.
	req, err = newTestSignedRequestV4(http.MethodPost, getCompleteMultipartUploadURL("", bucketName, testObject, uploadID),
		int64(len(completeBytes)), bytes.NewReader(completeBytes), credentials.AccessKey, credentials.SecretKey, nil)
	if err != nil {

	completeBytes, err := xml.Marshal(completeUploads)
	c.Assert(err, nil)
	// Indicating that all parts are uploaded and initiating CompleteMultipartUpload.
	request, err = newTestSignedRequest(http.MethodPost, getCompleteMultipartUploadURL(s.endPoint, bucketName, objectName, uploadID),
		int64(len(completeBytes)), bytes.NewReader(completeBytes), s.accessKey, s.secretKey, s.signer)
	c.Assert(err, nil)
	// Execute the complete multipart request.