// Registering only the GetObject handler.
	apiRouter := initTestAPIEndPoints(obj, endpoints)
	f := http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		r.RequestURI = r.URL.RequestURI()
		apiRouter.ServeHTTP(w, r)
	})
	return bucketName, f, nil
}

// prepare test backend.
// create FS/Erasure/ErasureSet backend.
// return object layer, backend disks.