},
	}
	for _, tc := range cases {
		t.Run(tc.name, func(t *testing.T) {
			csrPEM := createFakeCsr(t)
			certChainPem, err := os.ReadFile(tc.certChain)
			if err != nil {
				t.Errorf("Failed to read sample %s", tc.certChain)
			}
			client := initFakeKubeClient(t, certChainPem)
			ra, err := createFakeK8sRA(client, "")
			if err != nil {
				t.Errorf("Failed to create Fake K8s RA")
			}

	}
	certChainExpiryTimestamp.Record(certChainExpiry)

	certChainPem, err := util.ParsePemEncodedCertificate(keyCertBundle.GetCertChainPem())
	if err != nil {
		serverCaLog.Errorf("failed to parse the cert chain: %v", err)
	}
	certChainExpirySeconds.ValueFrom(func() float64 { return time.Until(certChainPem.NotAfter).Seconds() })
}

// Register registers a GRPC server on the specified port.