},
						}},
					},
				}),
			},
		},
		"invalid labelSelector in preferredDuringSchedulingIgnoredDuringExecution in podaffinity annotations, values should be empty if the operator is Exists": {
			expectedError: "spec.affinity.podAntiAffinity.preferredDuringSchedulingIgnoredDuringExecution[0].podAffinityTerm.labelSelector.matchExpressions[0].values",
			spec: core.Pod{
				ObjectMeta: metav1.ObjectMeta{

        service.istio.io/canonical-revision: latest
        sidecar.istio.io/inject: "false"
    spec:
      affinity:
        nodeAffinity:
          preferredDuringSchedulingIgnoredDuringExecution: null
          requiredDuringSchedulingIgnoredDuringExecution: null
      containers:
      - args:
        - proxy
        - router
        - --domain

      },
      "io.k8s.api.core.v1.NodeAffinity": {
        "description": "Node affinity is a group of node affinity scheduling rules.",
        "properties": {
          "preferredDuringSchedulingIgnoredDuringExecution": {