fix ut

pkg/blob/nodeserver.go

@@ -409,7 +409,7 @@ func (d *Driver) NodeStageVolume(ctx context.Context, req *csi.NodeStageVolumeRe
 
 	// wait a few seconds to make sure blobfuse mount is successful
 	// please refer to https://github.com/Azure/azure-storage-fuse/pull/1088 for more details
-	if err := waitForMount(targetPath, waitForMountInterval, waitForMountTimeout); err != nil {
+	if err := d.waitForMount(targetPath, waitForMountInterval, waitForMountTimeout); err != nil {
 		return nil, fmt.Errorf("failed to wait for mount: %w", err)
 	}
 
@@ -583,14 +583,14 @@ func (d *Driver) ensureMountPoint(target string, perm os.FileMode) (bool, error)
 	return !notMnt, nil
 }
 
-func waitForMount(path string, intervel, timeout time.Duration) error {
+func (d *Driver) waitForMount(path string, intervel, timeout time.Duration) error {
 	timeAfter := time.After(timeout)
 	timeTick := time.Tick(intervel)
 
 	for {
 		select {
 		case <-timeTick:
-			notMount, err := mount.New("").IsLikelyNotMountPoint(path)
+			notMount, err := d.mounter.IsLikelyNotMountPoint(path)
 			if err != nil {
 				return err
 			}