}
}

func writeFile(content string) (string, string, error) {
	tempDir, err := os.MkdirTemp("", "mounter_shared_test")
	if err != nil {
		return "", "", err
	}
	filename := filepath.Join(tempDir, "mountinfo")
	err = os.WriteFile(filename, []byte(content), 0600)
	if err != nil {
		os.RemoveAll(tempDir)
		return "", "", err
	}
	return tempDir, filename, nil
}