value, ok := labels2[k]
		if !ok {
			return false
		}
		if value != v {
			return false
		}
	}
	return true
}

// ConvertSelectorToLabelsMap converts selector string to labels map
// and validates keys and values
func ConvertSelectorToLabelsMap(selector string, opts ...field.PathOption) (Set, error) {
	labelsMap := Set{}

	if len(selector) == 0 {
		return labelsMap, nil
	}

		return errors.NewForbidden(resource, pod.Name, fmt.Errorf("pod node label selector conflicts with its namespace node label selector"))
	}

	// whitelist verification
	whitelist, err := labels.ConvertSelectorToLabelsMap(p.clusterNodeSelectors[a.GetNamespace()])
	if err != nil {
		return err
	}
	if !isSubset(pod.Spec.NodeSelector, whitelist) {

			valid:    false,
		},
		{
			selector: "x y",
			labels:   map[string]string{},
			valid:    false,
		},
	}
	for _, test := range tests {
		labels, err := ConvertSelectorToLabelsMap(test.selector)
		if test.valid && err != nil {
			t.Errorf("selector: %s, expected no error but got: %s", test.selector, err)
		} else if !test.valid && err == nil {