defer os.RemoveAll(tmpDir)
	registerFakePlugin(testDriver, "endpoint", []string{"1.0.0"}, t)
	pv := makeTestPV("test-pv", 10, testDriver, testVol)

	// save the data file prior to unmount
	targetDir := getTargetPath(testPodUID, pv.ObjectMeta.Name, plug.host)
	dir := filepath.Join(targetDir, "mount")
	if err := os.MkdirAll(dir, 0755); err != nil && !os.IsNotExist(err) {
		t.Errorf("failed to create dir [%s]: %v", dir, err)
	}