}
	}

	// Test for Anonymous/unsigned http request.
	// ListBucketsHandler doesn't support bucket policies, setting the policies shouldn't make any difference.
	anonReq, err := newTestRequest(http.MethodGet, getBucketLocationURL("", bucketName), 0, nil)
	if err != nil {
		t.Fatalf("MinIO %s: Failed to create an anonymous request.", instanceType)
	}

	queryVal := url.Values{}
	queryVal.Set("action", string(cmd.toServiceAction()))
	queryVal.Set("type", "2")
	resource := adminPathPrefix + adminAPIVersionPrefix + "/service?" + queryVal.Encode()
	req, err := newTestRequest(http.MethodPost, resource, 0, nil)
	if err != nil {
		return nil, err
	}

	// management REST API uses signature V4 for authentication.
	err = signRequestV4(req, cred.AccessKey, cred.SecretKey)

	bucketPolicyStr := fmt.Sprintf(bucketPolicyTemplate, bucketName, bucketName)
	// create unsigned HTTP request for PutBucketPolicyHandler.
	anonReq, err := newTestRequest(http.MethodPut, getPutPolicyURL("", bucketName),
		int64(len(bucketPolicyStr)), bytes.NewReader([]byte(bucketPolicyStr)))
	if err != nil {

		}
	}

	// Test for Anonymous/unsigned http request.
	anonReq, err := newTestRequest(http.MethodHead, getHeadObjectURL("", bucketName, objectName), 0, nil)
	if err != nil {
		t.Fatalf("MinIO %s: Failed to create an anonymous request for %s/%s: <ERROR> %v",
			instanceType, bucketName, objectName, err)
	}

func getMD5HashBase64(data []byte) string {
	return base64.StdEncoding.EncodeToString(getMD5Sum(data))
}

// Returns new HTTP request object.
func newTestRequest(method, urlStr string, contentLength int64, body io.ReadSeeker) (*http.Request, error) {
	if method == "" {
		method = http.MethodPost
	}

	// Save for subsequent use
	var hashedPayload string

	// Unlike the actual PUT object request, the request to Copy Object doesn't contain request body,
	// empty body with the "X-Amz-Copy-Source" header pointing to the object to copies it in the backend.
	request, err = newTestRequest(http.MethodPut, getPutObjectURL(s.endPoint, bucketName, objectName2), 0, nil)
	c.Assert(err, nil)
	// setting the "X-Amz-Copy-Source" to allow copying the content of previously uploaded object.