ObjectMeta: metav1.ObjectMeta{Name: "addedPod", Labels: selector1},
				Spec: v1.PodSpec{
					NodeName: "nodeB",
					Affinity: &v1.Affinity{
						PodAntiAffinity: antiAffinityFooBar,
					},
				},
			},
			nodes: []*v1.Node{
				{ObjectMeta: metav1.ObjectMeta{Name: "nodeA", Labels: label1}},
				{ObjectMeta: metav1.ObjectMeta{Name: "nodeB", Labels: label2}},

 namespace: istio-system
 labels:
   - label1
   - label2
   - label3
`,
			b: `apiVersion: autoscaling/v2
kind: HorizontalPodAutoscaler
metadata:
 name: istio-ingressgateway
 namespace: istio-system
 labels:
   - label1
   - label5
   - label6
`,
			want: `metadata:
  labels:
    '[#1]': label2 -> label5
    '[#2]': label3 -> label6
`,
		},
		{

// insert records a new label declaration for the current block.
// The label must not have been declared before in any block.
func (b *block) insert(s *syntax.LabeledStmt) {
	name := s.Label.Value
	if debug {
		assert(b.gotoTarget(name) == nil)
	}
	labels := b.labels
	if labels == nil {
		labels = make(map[string]*syntax.LabeledStmt)
		b.labels = labels
	}
	labels[name] = s
}

// This file is a modified concatenation of the files
// $GOROOT/test/label.go and $GOROOT/test/label1.go.

package labels

var x int

func f0() {
L1 /* ERROR "label L1 declared and not used" */ :
	for {
	}
L2 /* ERROR "label L2 declared and not used" */ :
	select {
	}
L3 /* ERROR "label L3 declared and not used" */ :
	switch {
	}
L4 /* ERROR "label L4 declared and not used" */ :
	if true {
	}

limitations under the License.
*/

package labels

import (
	"fmt"
	"sort"
	"strings"

	"k8s.io/apimachinery/pkg/util/validation/field"
)

// Labels allows you to present labels independently from their storage.
type Labels interface {
	// Has returns whether the provided label exists.
	Has(label string) (exists bool)

	// Get returns the value for the provided label.
	Get(label string) (value string)
}

}

// newPodLabels creates pod labels from v1.Pod.
func newPodLabels(pod *v1.Pod) map[string]string {
	labels := map[string]string{}

	// Get labels from v1.Pod
	for k, v := range pod.Labels {
		labels[k] = v
	}

	labels[types.KubernetesPodNameLabel] = pod.Name
	labels[types.KubernetesPodNamespaceLabel] = pod.Namespace
	labels[types.KubernetesPodUIDLabel] = string(pod.UID)

	return labels
}

	for k, v := range parentLabels {
		childLabels[k] = v
	}
	for _, label := range labels.list {
		childLabels[label.key] = label.value
	}
	return context.WithValue(ctx, labelContextKey{}, &childLabels)
}

// Labels takes an even number of strings representing key-value pairs
// and makes a [LabelSet] containing them.
// A label overwrites a prior label with the same key.

	LabelTopologyRegion  = "topology.kubernetes.io/region"
)

// AugmentLabels adds additional labels to the those provided.
func AugmentLabels(in labels.Instance, clusterID cluster.ID, locality, k8sNode string, networkID network.ID) labels.Instance {
	// Copy the original labels to a new map.
	out := make(labels.Instance, len(in)+6)
	for k, v := range in {
		out[k] = v
	}

		if value, ok := labels[key]; ok {
			return value, true
		}
	}
	return "", false
}

func HasCanonicalServiceName(labels map[string]string) bool {
	_, ok := lookupLabelValue(labels, nameLabels...)
	return ok
}

func HasCanonicalServiceRevision(labels map[string]string) bool {
	_, ok := lookupLabelValue(labels, revisionLabels...)
	return ok
}

func canonicalServiceRevision(labels map[string]string) string {

					Annotations: map[string]string{},
				},
			},
			nodes: []*v1.Node{
				{ObjectMeta: metav1.ObjectMeta{Name: "node1", Labels: label1}},
				{ObjectMeta: metav1.ObjectMeta{Name: "node2", Labels: label2}},
				{ObjectMeta: metav1.ObjectMeta{Name: "node3", Labels: label3}},
			},
			expectedList: []framework.NodeScore{{Name: "node1", Score: 0}, {Name: "node2", Score: 0}, {Name: "node3", Score: 0}},
		},
		{