// initialize HTTP NewRecorder, this records any mutations to response writer inside the handler.
		rec := httptest.NewRecorder()

		// construct HTTP request for List multipart uploads endpoint.
		u := getListMultipartUploadsURLWithParams("", testCase.bucket, testCase.prefix, testCase.keyMarker, testCase.uploadIDMarker, testCase.delimiter, testCase.maxUploads)

	queryValue.Set("uploads", "")
	return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}

// return URL for listing pending multipart uploads with parameters.
func getListMultipartUploadsURLWithParams(endPoint, bucketName, prefix, keyMarker, uploadIDMarker, delimiter, maxUploads string) string {
	queryValue := url.Values{}
	queryValue.Set("uploads", "")
	queryValue.Set("prefix", prefix)