"k8s.io/kubernetes/pkg/volume/util/subpath"
	"k8s.io/mount-utils"
	"k8s.io/utils/exec"
	testingexec "k8s.io/utils/exec/testing"
)

type FakeVolumeHost interface {
	VolumeHost

	GetPluginMgr() *VolumePluginMgr
}

// fakeVolumeHost is useful for testing volume plugins.
// TODO: Extract fields specific to fakeKubeletVolumeHost and fakeAttachDetachVolumeHost.
type fakeVolumeHost struct {

		)
	default:
		t.Fatalf("Unsupported volume host type")
	}

	fakeHost, ok := host.(volumetest.FakeVolumeHost)
	if !ok {
		t.Fatalf("Unsupported volume host type")
	}

	pluginMgr := fakeHost.GetPluginMgr()
	plug, err := pluginMgr.FindPluginByName(CSIPluginName)
	if err != nil {
		t.Fatalf("can't find plugin %v", CSIPluginName)
	}

	csiPlug, ok := plug.(*csiPlugin)
	if !ok {