}

			var devicePath string
			if attachPlug != nil {
				t.Log("csiTest.VolumeAll attacher.Attach starting")

				var volAttacher volume.Attacher

				volAttacher, err := attachPlug.NewAttacher()
				if err != nil {
					t.Fatal("csiTest.VolumeAll failed to create new attacher: ", err)
				}

				// creates VolumeAttachment and blocks until it is marked attached (done by external attacher)

	attachableVolumePlugin, _ := volumePluginMgr.FindAttachablePluginBySpec(volumeSpec)
	if attachableVolumePlugin != nil {
		volumeAttacher, err := attachableVolumePlugin.NewAttacher()
		if err == nil && volumeAttacher != nil {
			return true
		}
	}

	return false
}

// IsDeviceMountableVolume checks if the given volumeSpec is an device mountable volume or not

// AttachableVolumePlugin is an extended interface of VolumePlugin and is used for volumes that require attachment
// to a node before mounting.
type AttachableVolumePlugin interface {
	DeviceMountableVolumePlugin
	NewAttacher() (Attacher, error)
	NewDetacher() (Detacher, error)
	// CanAttach tests if provided volume spec is attachable
	CanAttach(spec *Spec) (bool, error)
}

		t.Errorf("mounter csiClient is nil: %v", err)
	}
}

func TestPluginNewAttacher(t *testing.T) {
	plug, tmpDir := newTestPlugin(t, nil)
	defer os.RemoveAll(tmpDir)

	attacher, err := plug.NewAttacher()
	if err != nil {
		t.Fatalf("failed to create new attacher: %v", err)
	}

	csiAttacher := getCsiAttacherFromVolumeAttacher(attacher, testWatchTimeout)
	if csiAttacher.plugin == nil {