recV4 := httptest.NewRecorder()
		// construct HTTP request for PUT bucket policy endpoint.
		reqV4, err := newTestSignedRequestV4(http.MethodPut, getPutPolicyURL("", testCase.bucketName),
			int64(testCase.policyLen), testCase.bucketPolicyReader, testCase.accessKey, testCase.secretKey, nil)
		if err != nil {

	rec := httptest.NewRecorder()
	req, err := newTestSignedRequestV4(http.MethodPut, getPutPolicyURL("", bucketName), int64(len(policyBytes)), bytes.NewReader(policyBytes),
		credentials.AccessKey, credentials.SecretKey, nil)
	if err != nil {

	queryValue := url.Values{}
	queryValue.Set("notification", "")
	return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}

// return URL for inserting bucket policy.
func getPutPolicyURL(endPoint, bucketName string) string {
	queryValue := url.Values{}
	queryValue.Set("policy", "")
	return makeTestTargetURL(endPoint, bucketName, "", queryValue)
}

// return URL for fetching bucket policy.

	c.Assert(err, nil)
	// assert the http response status code.
	c.Assert(response.StatusCode, http.StatusOK)

	// Put a new bucket policy.
	request, err = newTestSignedRequest(http.MethodPut, getPutPolicyURL(s.endPoint, bucketName),
		int64(len(bucketPolicyStr)), bytes.NewReader([]byte(bucketPolicyStr)), s.accessKey, s.secretKey, s.signer)
	c.Assert(err, nil)

	// execute the HTTP request to create bucket.