}
		// TODO: Uncomment this block when implement RequiredDuringSchedulingRequiredDuringExecution.
		//if len(affinity.PodAntiAffinity.RequiredDuringSchedulingRequiredDuringExecution) != 0 {
		//        podAntiAffinityTerms = append(podAntiAffinityTerms, affinity.PodAntiAffinity.RequiredDuringSchedulingRequiredDuringExecution...)
		//}
		for _, v := range podAntiAffinityTerms {
			if v.TopologyKey != v1.LabelHostname {

)

// ensures the hard PodAntiAffinity is denied if it defines TopologyKey other than kubernetes.io/hostname.
// TODO: Add test case "invalid topologyKey in requiredDuringSchedulingRequiredDuringExecution then admission fails"
// after RequiredDuringSchedulingRequiredDuringExecution is implemented.
func TestInterPodAffinityAdmission(t *testing.T) {
	handler := NewInterPodAntiAffinity()
	pod := api.Pod{
		Spec: api.PodSpec{},
	}