pkiutil.EncodeCertPEM(cert),
	)

	if err := clientcmd.WriteToFile(*config, filepath.Join(dir, name)); err != nil {
		t.Fatalf("couldn't write out certificate")
	}

	return cert
}

func TestFileExists(t *testing.T) {
	tmpdir, err := os.MkdirTemp("", "")
	if err != nil {
		t.Fatalf("Couldn't create tmpdir: %v", err)
	}
	defer func() {
		err = os.RemoveAll(tmpdir)
		if err != nil {