func TestNewXLStorage(t *testing.T) {
	// Temporary dir name.
	tmpDirName := globalTestTmpDir + SlashSeparator + "minio-" + nextSuffix()
	// Temporary file name.
	tmpFileName := globalTestTmpDir + SlashSeparator + "minio-" + nextSuffix()
	f, _ := os.Create(tmpFileName)
	f.Close()
	defer os.Remove(tmpFileName)

	// List of all tests for xlStorage initialization.
	testCases := []struct {

// reseed - returns a new seed every time the function is called.
func reseed() uint32 {
	return uint32(time.Now().UnixNano() + int64(os.Getpid()))
}

// nextSuffix - provides a new unique suffix every time the function is called.
func nextSuffix() string {
	randmu.Lock()
	r := randN
	// Initial seed required, generate one.
	if r == 0 {
		r = reseed()
	}
	// constants from Numerical Recipes