}
	}

	// 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