},
        {
          "freshness": "Current",
          "resources": [
            {
              "resource": "volumeattributesclasses",
              "responseKind": {
                "group": "",
                "kind": "VolumeAttributesClass",
                "version": ""
              },
              "scope": "Cluster",
              "shortNames": [
                "vac"

			expectOldSpec: specWithVACName(nil),
		},
	}

	for name, tc := range tests {
		t.Run(name, func(t *testing.T) {
			featuregatetesting.SetFeatureGateDuringTest(t, utilfeature.DefaultFeatureGate, features.VolumeAttributesClass, tc.vacEnabled)

			DropDisabledSpecFields(tc.newSpec, tc.oldSpec)
			if !reflect.DeepEqual(tc.newSpec, tc.expectNewSpec) {
				t.Error(cmp.Diff(tc.newSpec, tc.expectNewSpec))
			}

	// currentVolumeAttributesClassName is the current name of the VolumeAttributesClass the PVC is using.
	// When unset, there is no VolumeAttributeClass applied to this PersistentVolumeClaim
	// This is an alpha field and requires enabling VolumeAttributesClass feature.
	// +featureGate=VolumeAttributesClass
	// +optional
	CurrentVolumeAttributesClassName *string

	// kep: https://kep.k8s.io/3751
	// alpha: v1.29
	//
	// Enables user specified volume attributes for persistent volumes, like iops and throughput.
	VolumeAttributesClass featuregate.Feature = "VolumeAttributesClass"

	// owner: @cofyc
	// alpha: v1.21
	VolumeCapacityPriority featuregate.Feature = "VolumeCapacityPriority"

	// owner: @ksubrmnn
	// alpha: v1.14
	//

		volumeMode = string(*obj.Spec.VolumeMode)
	}

	volumeAttributeClass := "<unset>"
	if obj.Spec.VolumeAttributesClassName != nil {
		volumeAttributeClass = *obj.Spec.VolumeAttributesClassName
	}

	row.Cells = append(row.Cells, obj.Name, aSize, modesStr, reclaimPolicyStr,
		string(phase), claimRefUID, helper.GetPersistentVolumeClass(obj), volumeAttributeClass,

	"volumeAttributesClassName": "volumeAttributesClassName may be used to set the VolumeAttributesClass used by this claim. If specified, the CSI driver will create or update the volume with the attributes defined in the corresponding VolumeAttributesClass. This has a different purpose than storageClassName, it can be changed after the claim is created. An empty string value means that no VolumeAttributesClass will be applied to the claim but it's not allowed to reset this field to empty string...

  // currentVolumeAttributesClassName is the current name of the VolumeAttributesClass the PVC is using.
  // When unset, there is no VolumeAttributeClass applied to this PersistentVolumeClaim
  // This is an alpha field and requires enabling VolumeAttributesClass feature.
  // +featureGate=VolumeAttributesClass
  // +optional
  optional string currentVolumeAttributesClassName = 8;

	// currentVolumeAttributesClassName is the current name of the VolumeAttributesClass the PVC is using.
	// When unset, there is no VolumeAttributeClass applied to this PersistentVolumeClaim
	// This is an alpha field and requires enabling VolumeAttributesClass feature.
	// +featureGate=VolumeAttributesClass
	// +optional

		}
	}
}

func TestPrintVolumeAttributesClass(t *testing.T) {
	tests := []struct {
		vac      storage.VolumeAttributesClass
		expected []metav1.TableRow
	}{
		{
			vac: storage.VolumeAttributesClass{
				ObjectMeta: metav1.ObjectMeta{
					Name:              "vac1",
					CreationTimestamp: metav1.Time{Time: time.Now().Add(1.9e9)},
				},

		if !utilfeature.DefaultFeatureGate.Enabled(features.VolumeAttributesClass) {
			allErrs = append(allErrs, field.Forbidden(field.NewPath("spec", "volumeAttributesClassName"), "update is forbidden when the VolumeAttributesClass feature gate is disabled"))
		}
		if opts.EnableVolumeAttributesClass {