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")
			}
			signer := "kubernetes.io/kube-apiserver-client"

			certificateData:   []byte(""),
		},
	}

	for _, tc := range testCases {
		t.Run(tc.name, func(t *testing.T) {
			log.FindScope("default").SetOutputLevel(log.DebugLevel)
			client := initFakeKubeClient(t, tc.certificateData)

			// 4. Read the signed certificate
			_, _, err := SignCSRK8s(client.Kube(), createFakeCsr(t), "fake-signer", []cert.KeyUsage{cert.UsageAny}, "fake.com",