PodAffinity: &api.PodAffinity{
						RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{},
					},
				},
			},
			wantPodSpec: &api.PodSpec{
				Affinity: &api.Affinity{
					PodAffinity: &api.PodAffinity{
						RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{},
					},
				},
			},
		},
		{

		p.Spec.Affinity = &v1.Affinity{}
	}
	if p.Spec.Affinity.PodAffinity == nil {
		p.Spec.Affinity.PodAffinity = &v1.PodAffinity{}
	}
	term := v1.PodAffinityTerm{LabelSelector: labelSelector, TopologyKey: topologyKey}
	switch kind {
	case PodAffinityWithRequiredReq:
		p.Spec.Affinity.PodAffinity.RequiredDuringSchedulingIgnoredDuringExecution = append(
			p.Spec.Affinity.PodAffinity.RequiredDuringSchedulingIgnoredDuringExecution,
			term,

			},
		},
		"CrossNamespaceRequiredAffinity": {
			pod: &api.Pod{
				Spec: api.PodSpec{
					ActiveDeadlineSeconds: &activeDeadlineSeconds,
					Affinity: &api.Affinity{
						PodAffinity: &api.PodAffinity{
							RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{
								{LabelSelector: &metav1.LabelSelector{}, Namespaces: []string{"ns1"}, NamespaceSelector: &metav1.LabelSelector{}},
							},

					Labels: map[string]string{
						"country": "Japan",
						"city":    "Kyoto",
					},
				},
				Spec: api.PodSpec{
					Affinity: &api.Affinity{
						PodAffinity: &api.PodAffinity{
							RequiredDuringSchedulingIgnoredDuringExecution: []api.PodAffinityTerm{
								{
									LabelSelector: &metav1.LabelSelector{
										MatchLabels: map[string]string{

	if affinity != nil && affinity.PodAffinity != nil {
		if len(affinity.PodAffinity.RequiredDuringSchedulingIgnoredDuringExecution) != 0 {
			terms = affinity.PodAffinity.RequiredDuringSchedulingIgnoredDuringExecution
		}
		// TODO: Uncomment this block when implement RequiredDuringSchedulingRequiredDuringExecution.
		// if len(affinity.PodAffinity.RequiredDuringSchedulingRequiredDuringExecution) != 0 {

	if spec.Affinity != nil {
		if spec.Affinity.PodAffinity != nil {
			for _, term := range spec.Affinity.PodAffinity.RequiredDuringSchedulingIgnoredDuringExecution {
				allErrs := apivalidation.ValidatePodAffinityTermSelector(term, false, nil)
				if len(allErrs) != 0 {
					return true
				}
			}
			for _, term := range spec.Affinity.PodAffinity.PreferredDuringSchedulingIgnoredDuringExecution {

	// Note that, we don't need to check each affinity individually when the Pod has more than one affinity
	// because the current PodAffinity looks for a **single** existing pod that can satisfy **all** the terms of inter-pod affinity of an incoming pod.
	if modifiedPod != nil && originalPod != nil {

			expectedError: "spec.affinity.podAffinity.preferredDuringSchedulingIgnoredDuringExecution[0].podAffinityTerm.namespace",
			spec: core.Pod{
				ObjectMeta: metav1.ObjectMeta{
					Name:      "123",
					Namespace: "ns",
				},
				Spec: validPodSpec(&core.Affinity{
					PodAffinity: &core.PodAffinity{

		return err
	}
	if err := s.AddGeneratedConversionFunc((*v1.PodAffinity)(nil), (*core.PodAffinity)(nil), func(a, b interface{}, scope conversion.Scope) error {
		return Convert_v1_PodAffinity_To_core_PodAffinity(a.(*v1.PodAffinity), b.(*core.PodAffinity), scope)
	}); err != nil {
		return err
	}
	if err := s.AddGeneratedConversionFunc((*core.PodAffinity)(nil), (*v1.PodAffinity)(nil), func(a, b interface{}, scope conversion.Scope) error {

                        "valuesValue"
                      ]
                    }
                  ]
                }
              }
            ]
          },
          "podAffinity": {
            "requiredDuringSchedulingIgnoredDuringExecution": [
              {
                "labelSelector": {
                  "matchLabels": {
                    "matchLabelsKey": "matchLabelsValue"