"k8s.io/kubernetes/pkg/features"
	"k8s.io/utils/ptr"
)

func TestSetDefaultDaemonSetSpec(t *testing.T) {
	defaultLabels := map[string]string{"foo": "bar"}
	maxUnavailable := intstr.FromInt32(1)
	maxSurge := intstr.FromInt32(0)
	period := int64(v1.DefaultTerminationGracePeriodSeconds)
	defaultTemplate := v1.PodTemplateSpec{
		Spec: v1.PodSpec{
			DNSPolicy:                     v1.DNSClusterFirst,

			ds: &apps.RollingUpdateDaemonSet{
				MaxUnavailable: intstr.FromString("0%"),
				MaxSurge:       intstr.FromString("0%"),
			},
			expectError: true,
		},
		"invalid: surge enabled, surge and unavailable zero": {
			ds: &apps.RollingUpdateDaemonSet{
				MaxUnavailable: intstr.FromInt32(0),
				MaxSurge:       intstr.FromInt32(0),
			},
			expectError: true,
		},

	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
	"k8s.io/apimachinery/pkg/runtime"
	"k8s.io/apimachinery/pkg/runtime/schema"
	"k8s.io/apimachinery/pkg/types"
	"k8s.io/apimachinery/pkg/util/intstr"
	"k8s.io/apimachinery/pkg/util/uuid"
	"k8s.io/apimachinery/pkg/util/wait"
	discoveryfake "k8s.io/client-go/discovery/fake"
	"k8s.io/client-go/informers"
	"k8s.io/client-go/kubernetes/fake"

		size = 100
		n = -1
	}

	var dirent syscall.Dirent
	var entptr *syscall.Dirent
	for len(names)+len(dirents)+len(infos) < size || n == -1 {
		if errno := readdir_r(d.dir, &dirent, &entptr); errno != 0 {
			if errno == syscall.EINTR {
				continue
			}
			return names, dirents, infos, &PathError{Op: "readdir", Path: f.name, Err: errno}
		}
		if entptr == nil { // EOF
			break
		}

	// Changing MinAvailable?  OK
	newMinAvailable := intstr.FromString("28%")
	newPdb.Spec.MinAvailable = &newMinAvailable
	Strategy.PrepareForUpdate(ctx, newPdb, pdb)
	errs = Strategy.ValidateUpdate(ctx, newPdb, pdb)
	if len(errs) != 0 {
		t.Errorf("Expected no error updating MinAvailable on poddisruptionbudgets.")
	}

	// Changing MinAvailable to MaxAvailable? OK
	maxUnavailable := intstr.FromString("28%")

					svctest.MakeServicePort("p", 80, intstr.FromInt32(80), api.ProtocolTCP),
					svctest.MakeServicePort("q", 443, intstr.FromInt32(443), api.ProtocolTCP)),
				svctest.SetNodePorts(93)),
			expectClusterIPs: true,
			expectNodePorts:  true,
		},
		output: svctest.MakeService("foo", svctest.SetTypeNodePort,
			svctest.SetPorts(
				svctest.MakeServicePort("p", 80, intstr.FromInt32(80), api.ProtocolTCP),

				},
				Spec: v1.ServiceSpec{
					Ports: []v1.ServicePort{
						{Name: "tcp-example", TargetPort: intstr.FromInt32(80), Protocol: v1.ProtocolTCP},
						{Name: "udp-example", TargetPort: intstr.FromInt32(161), Protocol: v1.ProtocolUDP},
						{Name: "sctp-example", TargetPort: intstr.FromInt32(3456), Protocol: v1.ProtocolSCTP},
					},
					Selector:   map[string]string{"foo": "bar"},

								Name:     "dns",
								Port:     53,
								Protocol: v1.ProtocolUDP,
								TargetPort: intstr.IntOrString{
									Type:   0,
									IntVal: 53,
								},
							},
							{
								Name:     "dns-tcp",
								Port:     53,
								Protocol: v1.ProtocolTCP,
								TargetPort: intstr.IntOrString{
									Type:   0,
									IntVal: 53,
								},
							},
						},

					Protocol:   "TCP",
					TargetPort: intstr.IntOrString{Type: intstr.Int, IntVal: 7442},
				},
				{
					Name:       "tcp-8443",
					Port:       8443,
					Protocol:   "TCP",
					TargetPort: intstr.IntOrString{Type: intstr.Int, IntVal: 7442},
				},
				{
					Name:       "http-7557",
					Port:       7557,
					Protocol:   "TCP",
					TargetPort: intstr.IntOrString{Type: intstr.Int, IntVal: 7442},
				},

		{maxUnavailable: ptr.To(intstr.FromInt32(0)), replicaCount: 0, expectedMaxUnavailable: 1},
		{maxUnavailable: ptr.To(intstr.FromString("10%")), replicaCount: 25, expectedMaxUnavailable: 2},
		{maxUnavailable: ptr.To(intstr.FromString("100%")), replicaCount: 5, expectedMaxUnavailable: 5},
		{maxUnavailable: ptr.To(intstr.FromString("50%")), replicaCount: 5, expectedMaxUnavailable: 2},