}

	// emptyPod is a stub containing empty object names
	emptyPod := &api.Pod{
		Spec: api.PodSpec{
			Containers: []api.Container{{
				EnvFrom: []api.EnvFromSource{{
					SecretRef: &api.SecretEnvSource{
						LocalObjectReference: api.LocalObjectReference{
							Name: ""}}}}}},
		},
	}
	VisitPodSecretNames(emptyPod, func(name string) bool {

				continue
			}
			// there can be only one catch all egress listener with empty port, and it should be the last listener.
			if egress.Port == nil {
				if !catchAllEgressListenerFound {
					if index == len(rule.Egress)-1 {
						catchAllEgressListenerFound = true
					} else {
						errs = AppendValidation(errs, fmt.Errorf("sidecar: the egress listener with empty port should be the last listener in the list"))
					}
				} else {

		history apps.ControllerRevision
		isValid bool
	}{
		"valid":             {valid, true},
		"negative revision": {badRevision, false},
		"empty name":        {emptyName, false},
		"invalid name":      {invalidName, false},
		"empty namespace":   {emptyNs, false},
		"invalid namespace": {invalidNs, false},
		"nil data":          {nilData, false},
	}

	for name, tc := range tests {

  void EnqueueCallers(func::FuncOp fn);

  // Returns the function at the front of the queue.
  func::FuncOp front() { return queue_.front(); }

  // Returns whether work queue is empty.
  bool EmptyQueue() const { return queue_.empty(); }

  // Returns function from the front of the work queue.
  func::FuncOp pop_front() {
    func::FuncOp ret = queue_.front();
    queue_.pop();
    queue_set_.erase(ret);

  ...

            "type": "string"
          },
          "port": {

          "namespace": {
            "description": "Namespace defines the space within which each name must be unique. An empty namespace is equivalent to the \"default\" namespace, but \"default\" is the canonical representation. Not all objects are required to be scoped to a namespace - the value of this field for those objects will be empty.\n\nMust be a DNS_LABEL. Cannot be updated. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces",

            "type": "string"
          },
          "values": {
            "description": "values is an array of string values. If the operator is In or NotIn, the values array must be non-empty. If the operator is Exists or DoesNotExist, the values array must be empty. This array is replaced during a strategic merge patch.",
            "items": {
              "default": "",
              "type": "string"
            },

logged, and the validation failure message is produced as if the messageExpression field were unset. If messageExpression evaluates to an empty string, a string with only spaces, or a string that contains line breaks, then the validation failure message will also be produced as if the messageExpression field were unset, and the fact that messageExpression produced an empty string/string with only spaces/string with line breaks will be logged. messageExpression has access to all the same variables as the...

          "namespace": {
            "description": "Namespace defines the space within which each name must be unique. An empty namespace is equivalent to the \"default\" namespace, but \"default\" is the canonical representation. Not all objects are required to be scoped to a namespace - the value of this field for those objects will be empty.\n\nMust be a DNS_LABEL. Cannot be updated. More info: https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces",