storagetest

type Opts struct {
	// New is required and must return the storage server to test, along with a func to
	// clean it up. The cleanup may be nil.
	New func(*testing.T) (sto blobserver.Storage, cleanup func())

	// Retries specifies how long to wait to retry after each failure
	// that may be an eventual consistency issue (enumerate, stat), etc.
	Retries []time.Duration
}