c.Assert(err, nil)

	// execute the request.
	response, err = s.client.Do(req)
	c.Assert(err, nil)
	verifyError(c, response, "InvalidArgument", "A specified event is not supported for notifications.", http.StatusBadRequest)

	req, err = newTestSignedRequest(http.MethodGet,
		getListenNotificationURL(s.endPoint, bucketName, []string{tooBigPrefix}, []string{}, validEvents),