},
		{
			name:           "fSGroupPolicy feature enabled, before: readWriteOnceWithFSType, update: none",
			old:            driverWithReadWriteOnceWithFSTypeFSGroupPolicy,
			update:         driverWithNoneFSGroupPolicy,
			wantGeneration: 1,
		},
		{
			name:           "fSGroupPolicy feature enabled, before: readWriteOnceWithFSType, update: file",
			old:            driverWithReadWriteOnceWithFSTypeFSGroupPolicy,

				corev1.ReadWriteOnce,
			},
			fsType:     "ext4",
			setFsGroup: true,
			fsGroup:    3000,
		},
		{
			name: "fstype, fsgroup, RWO provided, FSGroupPolicy ReadWriteOnceWithFSType (should apply fsgroup)",
			accessModes: []corev1.PersistentVolumeAccessMode{
				corev1.ReadWriteOnce,
			},
			fsType:              "ext4",
			setFsGroup:          true,
			fsGroup:             3000,

	// permission of the volume before being mounted.
	// Refer to the specific FSGroupPolicy values for additional details.
	//
	// This field is immutable.
	//
	// Defaults to ReadWriteOnceWithFSType, which will examine each volume
	// to determine if Kubernetes should modify ownership and permissions of the volume.
	// With the default policy the defined fsGroup will only be applied

	// Refer to the specific FSGroupPolicy values for additional details.
	//
	// This field was immutable in Kubernetes < 1.29 and now is mutable.
	//
	// Defaults to ReadWriteOnceWithFSType, which will examine each volume
	// to determine if Kubernetes should modify ownership and permissions of the volume.
	// With the default policy the defined fsGroup will only be applied

	// Refer to the specific FSGroupPolicy values for additional details.
	//
	// This field was immutable in Kubernetes < 1.29 and now is mutable.
	//
	// Defaults to ReadWriteOnceWithFSType, which will examine each volume
	// to determine if Kubernetes should modify ownership and permissions of the volume.
	// With the default policy the defined fsGroup will only be applied

 "fsGroupPolicy defines if the underlying volume supports changing ownership and permission of the volume before being mounted. Refer to the specific FSGroupPolicy values for additional details.\n\nThis field is immutable.\n\nDefaults to ReadWriteOnceWithFSType, which will examine each volume to determine if Kubernetes should modify ownership and permissions of the volume. With the default policy the defined fsGroup will only be applied if a fstype is defined and the volume's access mode contains...

  // Refer to the specific FSGroupPolicy values for additional details.
  //
  // This field was immutable in Kubernetes < 1.29 and now is mutable.
  //
  // Defaults to ReadWriteOnceWithFSType, which will examine each volume
  // to determine if Kubernetes should modify ownership and permissions of the volume.
  // With the default policy the defined fsGroup will only be applied

  // permission of the volume before being mounted.
  // Refer to the specific FSGroupPolicy values for additional details.
  //
  // This field is immutable.
  //
  // Defaults to ReadWriteOnceWithFSType, which will examine each volume
  // to determine if Kubernetes should modify ownership and permissions of the volume.
  // With the default policy the defined fsGroup will only be applied

underlying volume supports changing ownership and permission of the volume before being mounted. Refer to the specific FSGroupPolicy values for additional details.\n\nThis field was immutable in Kubernetes < 1.29 and now is mutable.\n\nDefaults to ReadWriteOnceWithFSType, which will examine each volume to determine if Kubernetes should modify ownership and permissions of the volume. With the default policy the defined fsGroup will only be applied if a fstype is defined and the volume's access mode contains...

  // permission of the volume before being mounted.
  // Refer to the specific FSGroupPolicy values for additional details.
  //
  // This field is immutable.
  //
  // Defaults to ReadWriteOnceWithFSType, which will examine each volume
  // to determine if Kubernetes should modify ownership and permissions of the volume.
  // With the default policy the defined fsGroup will only be applied