expected string
		cfg      *kubeadmapi.ClusterConfiguration
	}{
		{
			cfg: &kubeadmapi.ClusterConfiguration{
				ImageRepository:   "real.repo",
				KubernetesVersion: testversion,
				Etcd: kubeadmapi.Etcd{
					Local: &kubeadmapi.LocalEtcd{},
				},
			},
			expected: "real.repo/etcd:" + testEtcdVer.String(),
		},
		{
			cfg: &kubeadmapi.ClusterConfiguration{
				ImageRepository:   "real.repo",

	currentClusterConfigVersion = kubeadmapiv1.SchemeGroupVersion.Version

	// currentFooClusterConfig is a minimal currently supported ClusterConfiguration
	// with a well known value of clusterName (in this case `foo`)
	currentFooClusterConfig = fmt.Sprintf(`
		apiVersion: %s
		kind: ClusterConfiguration
		clusterName: foo
	`, kubeadmapiv1.SchemeGroupVersion)

			cfg: &kubeadmapi.InitConfiguration{
				ClusterConfiguration: kubeadmapi.ClusterConfiguration{
					ControlPlaneEndpoint: "bad!!.cp.k8s.io",
				},
			},
			expectedError: true,
		},
		{
			name: "fail if invalid ControlPlaneEndpoint (ip4)",
			cfg: &kubeadmapi.InitConfiguration{
				ClusterConfiguration: kubeadmapi.ClusterConfiguration{
					ControlPlaneEndpoint: "1..0",
				},
			},

func ensureInitializedComponentConfigs(clusterCfg *kubeadmapi.ClusterConfiguration) {
	if clusterCfg.ComponentConfigs == nil {
		clusterCfg.ComponentConfigs = kubeadmapi.ComponentConfigMap{}
	}
}

// Default sets up defaulted component configs in the supplied ClusterConfiguration

		t.Fatal(err)
	}
	defer os.RemoveAll(dir)

	ic := &kubeadmapi.InitConfiguration{
		NodeRegistration: kubeadmapi.NodeRegistrationOptions{
			Name: "test-node",
		},
		ClusterConfiguration: kubeadmapi.ClusterConfiguration{
			CertificatesDir: dir,
		},
	}

	caCfg := Certificates{
		{
			config:   pkiutil.CertConfig{},
			Name:     "test-ca",
			BaseName: "test-ca",
		},
		{

		name               string
		cfg                *kubeadmapi.ClusterConfiguration
		expectedCfg        *kubeadmapi.ClusterConfiguration
		skipPhases         []string
		expectedSkipPhases []string
	}{
		{
			name: "disable proxy and DNS if 'addon' is in skipPhases",
			cfg:  &kubeadmapi.ClusterConfiguration{},
			expectedCfg: &kubeadmapi.ClusterConfiguration{
				DNS: kubeadmapi.DNS{
					Disabled: true,
				},

		name        string
		cfg         *kubeadmapi.ClusterConfiguration
		expectedCfg *kubeadmapi.ClusterConfiguration
		expectErr   bool
	}{
		{
			name: "normal version, default image repository",
			cfg: &kubeadmapi.ClusterConfiguration{
				KubernetesVersion: validVersion,
				ImageRepository:   kubeadmapiv1.DefaultImageRepository,
			},
			expectedCfg: &kubeadmapi.ClusterConfiguration{
				KubernetesVersion:   validVersion,

)

func TestClusterConfigurationEncryptionAlgorithmType(t *testing.T) {
	tests := []struct {
		name           string
		cfg            *ClusterConfiguration
		expectedResult EncryptionAlgorithmType
	}{
		{
			name: "feature gate is set to true, return ECDSA-P256",
			cfg: &ClusterConfiguration{
				FeatureGates: map[string]bool{
					features.PublicKeysECDSA: true,
				},
				EncryptionAlgorithm: EncryptionAlgorithmRSA4096,
			},

			return nil, err
		}
	}
	// If ClusterConfiguration was given, populate it in the InitConfiguration struct
	if clustercfg != nil {
		initcfg.ClusterConfiguration = *clustercfg
	} else {
		// Populate the internal InitConfiguration.ClusterConfiguration with defaults
		extclustercfg := &kubeadmapiv1.ClusterConfiguration{}
		kubeadmscheme.Scheme.Default(extclustercfg)

	if err != nil {
		return err
	}
	err = Convert_v1beta4_ClusterConfiguration_To_kubeadm_ClusterConfiguration(&ClusterConfiguration{}, &out.ClusterConfiguration, s)
	out.ClusterConfiguration.APIServer.TimeoutForControlPlane = nil
	return err
}

// Convert_kubeadm_APIServer_To_v1beta4_APIServer is required due to missing APIServer.TimeoutForControlPlane in v1beta4.