for _, tt := range tests {
		t.Run(tt.name, func(t *testing.T) {
			actual, actualError := GetDNSIP(tt.svcSubnetList)
			if tt.expectedError {
				if actualError == nil {
					t.Errorf("failed GetDNSIP:\n\texpected error, but got no error")
				}
			} else if !tt.expectedError && actualError != nil {
				t.Errorf("failed GetDNSIP:\n\texpected no error, but got: %v", actualError)
			} else {
				if actual.String() != tt.expected {

		warnDefaultComponentConfigValue(kind, "staticPodPath", kubeadmapiv1.DefaultManifestsDir, kc.config.StaticPodPath)
	}

	clusterDNS := ""
	dnsIP, err := constants.GetDNSIP(cfg.Networking.ServiceSubnet)
	if err != nil {
		clusterDNS = kubeadmapiv1.DefaultClusterDNSIP
	} else {
		clusterDNS = dnsIP.String()
	}

	if kc.config.ClusterDNS == nil {

		},
	}
	for _, rt := range tests {
		t.Run(rt.name, func(t *testing.T) {
			dnsIP, err := kubeadmconstants.GetDNSIP(rt.svcSubnet)
			if err != nil {
				t.Fatalf("couldn't get dnsIP : %v", err)
			}

			actualDNSIP := dnsIP.String()
			if actualDNSIP != rt.expectedDNSIP {
				t.Errorf(
					"failed GetDNSIP\n\texpected: %s\n\t  actual: %s",
					rt.expectedDNSIP,
					actualDNSIP,
				)
			}
		})
	}

	if err := os.Mkdir(timestampDir, 0700); err != nil {
		return "", errors.Wrap(err, "could not create timestamp directory")
	}

	return timestampDir, nil
}

// GetDNSIP returns a dnsIP, which is 10th IP in svcSubnet CIDR range
func GetDNSIP(svcSubnetList string) (net.IP, error) {
	// Get the service subnet CIDR
	svcSubnetCIDR, err := GetKubernetesServiceCIDR(svcSubnetList)
	if err != nil {

		DNSDomain: cfg.Networking.DNSDomain,
	})
	if err != nil {
		return errors.Wrap(err, "error when parsing CoreDNS configMap template")
	}

	dnsip, err := kubeadmconstants.GetDNSIP(cfg.Networking.ServiceSubnet)
	if err != nil {
		return err
	}

	coreDNSServiceBytes, err := kubeadmutil.ParseTemplate(CoreDNSService, struct{ DNSIP string }{
		DNSIP: dnsip.String(),
	})