if err != nil {
		t.Error(err)
	}
}

// TestAdmissionNamespaceDoesNotExist verifies pod is not admitted if namespace does not exist.
func TestAdmissionNamespaceDoesNotExist(t *testing.T) {
	namespace := "test"
	mockClient := newMockClientForTest(map[string]v1.NamespacePhase{})

  //
  // IfNeeded: the webhook will be called at least one additional time as part of the admission evaluation
  // if the object being admitted is modified by other admission plugins after the initial webhook call.
  // Webhooks that specify this option *must* be idempotent, able to process objects they previously admitted.
  // Note:
  // * the number of additional invocations is not guaranteed to be exactly one.

  //
  // IfNeeded: the webhook will be called at least one additional time as part of the admission evaluation
  // if the object being admitted is modified by other admission plugins after the initial webhook call.
  // Webhooks that specify this option *must* be idempotent, able to process objects they previously admitted.
  // Note:
  // * the number of additional invocations is not guaranteed to be exactly one.

			expectRejection: true,
		},
		{
			name:            "No label selector on the pod, should be admitted",
			pod:             &v1.Pod{},
			node:            &v1.Node{Spec: v1.NodeSpec{}, ObjectMeta: metav1.ObjectMeta{Labels: map[string]string{v1.LabelOSStable: "dummyOS"}}},
			expectRejection: false,
		},
	}

	for _, incoming := range parentResults {
		// We will append it if it is our first occurrence, or the existing one has an error. This means
		// if *any* section has no errors, we will declare Admitted
		if incoming.DeniedReason == nil {
			successCount[incoming.OriginalReference]++
		}
		seen[incoming.OriginalReference] = append(seen[incoming.OriginalReference], incoming)
		if incoming.DeniedReason != nil {

		return fmt.Errorf("missing client")
	}
	if s.serviceAccountLister == nil {
		return fmt.Errorf("missing serviceAccountLister")
	}
	return nil
}

// Admit verifies if the pod should be admitted
func (s *Plugin) Admit(ctx context.Context, a admission.Attributes, o admission.ObjectInterfaces) (err error) {
	if shouldIgnore(a) {
		return nil
	}
	if a.GetOperation() != admission.Create {

	// If the pod is marked as critical and static, and support for critical pod annotations is enabled,
	// do not evict such pods. Static pods are not re-admitted after evictions.
	// https://github.com/kubernetes/kubernetes/issues/40573 has more details.
	if kubelettypes.IsCriticalPod(pod) {
		klog.ErrorS(nil, "Eviction manager: cannot evict a critical pod", "pod", klog.KObj(pod))

in a single admission evaluation.\n\nIfNeeded: the webhook will be called at least one additional time as part of the admission evaluation if the object being admitted is modified by other admission plugins after the initial webhook call. Webhooks that specify this option *must* be idempotent, able to process objects they previously admitted. Note: * the number of additional invocations is not guaranteed to be exactly one. * if additional invocations result in further modifications to the object,...

in a single admission evaluation.\n\nIfNeeded: the webhook will be called at least one additional time as part of the admission evaluation if the object being admitted is modified by other admission plugins after the initial webhook call. Webhooks that specify this option *must* be idempotent, able to process objects they previously admitted. Note: * the number of additional invocations is not guaranteed to be exactly one. * if additional invocations result in further modifications to the object,...

	MirrorPodCount = metrics.NewGauge(
		&metrics.GaugeOpts{
			Subsystem:      KubeletSubsystem,
			Name:           MirrorPodCountKey,
			Help:           "The number of mirror pods the kubelet will try to create (one per admitted static pod)",
			StabilityLevel: metrics.ALPHA,
		},
	)
	// WorkingPodCount tracks the count of pods in each lifecycle phase, whether they are static pods, and whether they are desired, orphaned, or runtime_only