rec := httptest.NewRecorder()
		// construct HTTP request for copy object.
		req, err = newTestSignedRequestV4(http.MethodPut, getCopyObjectURL("", testCase.bucketName, testCase.newObjectName),
			0, nil, testCase.accessKey, testCase.secretKey, nil)
		if err != nil {
			t.Fatalf("Test %d: Failed to create HTTP request for copy Object: <ERROR> %v", i, err)

func getHeadObjectURL(endPoint, bucketName, objectName string) string {
	return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}

// return url to be used while copying the object.
func getCopyObjectURL(endPoint, bucketName, objectName string) string {
	return makeTestTargetURL(endPoint, bucketName, objectName, url.Values{})
}

// return URL for inserting bucket notification.