added short names for resources which are exposed during discovery

pkg/registry/core/persistentvolume/storage/storage.go

@@ -61,6 +61,14 @@ func NewREST(optsGetter generic.RESTOptionsGetter) (*REST, *StatusREST) {
 	return &REST{store}, &StatusREST{store: &statusStore}
 }
 
+// Implement ShortNamesProvider
+var _ rest.ShortNamesProvider = &REST{}
+
+// ShortNames implements the ShortNamesProvider interface. Returns a list of short names for a resource.
+func (r *REST) ShortNames() []string {
+	return []string{"pv"}
+}
+
 // StatusREST implements the REST endpoint for changing the status of a persistentvolume.
 type StatusREST struct {
 	store *genericregistry.Store

pkg/registry/core/persistentvolume/storage/storage_test.go

@@ -195,3 +195,11 @@ func TestUpdateStatus(t *testing.T) {
 		t.Errorf("unexpected object: %s", diff.ObjectDiff(pvIn.Status, pvOut.Status))
 	}
 }
+
+func TestShortNames(t *testing.T) {
+	storage, _, server := newStorage(t)
+	defer server.Terminate(t)
+	defer storage.Store.DestroyFunc()
+	expected := []string{"pv"}
+	registrytest.AssertShortNames(t, storage, expected)
+}