kubernetes/plugin/pkg/admission/antiaffinity/admission_test.go

// 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) { … }

func TestHandles(t *testing.T) { … }

// TestOtherResources ensures that this admission controller is a no-op for other resources,
// subresources, and non-pods.
func TestOtherResources(t *testing.T) { … }