namespace: namespaceValue
      flocker:
        datasetName: datasetNameValue
        datasetUUID: datasetUUIDValue
      gcePersistentDisk:
        fsType: fsTypeValue
        partition: 3
        pdName: pdNameValue
        readOnly: true
      glusterfs:
        endpoints: endpointsValue
        endpointsNamespace: endpointsNamespaceValue
        path: pathValue
        readOnly: true
      hostPath:

	volState := v1.Volume{
		VolumeSource: v1.VolumeSource{
			GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
				PDName: "foo",
			},
		},
	}
	volState2 := v1.Volume{
		VolumeSource: v1.VolumeSource{
			GCEPersistentDisk: &v1.GCEPersistentDiskVolumeSource{
				PDName: "bar",
			},
		},
	}
	volWithNoRestriction := v1.Volume{
		Name:         "volume with no restriction",

		if volume.GCEPersistentDisk != nil && existingVolume.GCEPersistentDisk != nil {
			disk, existingDisk := volume.GCEPersistentDisk, existingVolume.GCEPersistentDisk
			if disk.PDName == existingDisk.PDName && !(disk.ReadOnly && existingDisk.ReadOnly) {
				return true
			}
		}

		if volume.AWSElasticBlockStore != nil && existingVolume.AWSElasticBlockStore != nil {

	err := kubelet.volumeManager.WaitForAttachAndMount(context.Background(), pod)
	assert.NoError(t, err)

	podName := util.GetUniquePodName(pod)

	volumesToReturn, volumeExsit := kubelet.ListVolumesForPod(types.UID(podName))
	assert.True(t, volumeExsit, "expected to find volumes for pod %q", podName)

	outerVolumeSpecName1 := "vol1"
	assert.NotNil(t, volumesToReturn[outerVolumeSpecName1], "key %s", outerVolumeSpecName1)

	FilterVolume: func(vol *v1.Volume) (string, bool) {
		if vol.GCEPersistentDisk != nil {
			return vol.GCEPersistentDisk.PDName, true
		}
		return "", false
	},

	FilterPersistentVolume: func(pv *v1.PersistentVolume) (string, bool) {
		if pv.Spec.GCEPersistentDisk != nil {
			return pv.Spec.GCEPersistentDisk.PDName, true
		}
		return "", false
	},

	MatchProvisioner: func(sc *storage.StorageClass) bool {

	// Create pod spec to test against
	podVolumes = []k8sv1.Volume{
		{
			Name: vol0,
			VolumeSource: k8sv1.VolumeSource{
				GCEPersistentDisk: &k8sv1.GCEPersistentDiskVolumeSource{
					PDName: "fake-device1",
				},
			},
		},
		{
			Name: vol1,
			VolumeSource: k8sv1.VolumeSource{
				PersistentVolumeClaim: &k8sv1.PersistentVolumeClaimVolumeSource{
					ClaimName: pvcClaimName0,
				},
			},

		volumeName = spec.Volume.GCEPersistentDisk.PDName
	} else if spec.Volume != nil && spec.Volume.RBD != nil {
		volumeName = spec.Volume.RBD.RBDImage
	} else if spec.PersistentVolume != nil &&
		spec.PersistentVolume.Spec.GCEPersistentDisk != nil {
		volumeName = spec.PersistentVolume.Spec.GCEPersistentDisk.PDName
	} else if spec.PersistentVolume != nil &&
		spec.PersistentVolume.Spec.RBD != nil {

	// IsOperationPending returns true if an operation for the given volumeName
	// and one of podName or nodeName is pending, otherwise it returns false
	IsOperationPending(volumeName v1.UniqueVolumeName, podName volumetypes.UniquePodName, nodeName types.NodeName) bool
	// IsOperationSafeToRetry returns false if an operation for the given volumeName
	// and one of podName or nodeName is pending or in exponential backoff, otherwise it returns true

              "type": "typeValue"
            },
            "emptyDir": {
              "medium": "mediumValue",
              "sizeLimit": "0"
            },
            "gcePersistentDisk": {
              "pdName": "pdNameValue",
              "fsType": "fsTypeValue",
              "partition": 3,
              "readOnly": true
            },
            "awsElasticBlockStore": {
              "volumeID": "volumeIDValue",

              "type": "typeValue"
            },
            "emptyDir": {
              "medium": "mediumValue",
              "sizeLimit": "0"
            },
            "gcePersistentDisk": {
              "pdName": "pdNameValue",
              "fsType": "fsTypeValue",
              "partition": 3,
              "readOnly": true
            },
            "awsElasticBlockStore": {
              "volumeID": "volumeIDValue",