}
	defer os.RemoveAll(existingMountPath)

	tests := []struct {
		desc           string
		dir            string
		expectedResult bool
	}{
		{
			desc:           "NotExist dir",
			dir:            "/tmp/NotExist",
			expectedResult: false,
		},
		{
			desc:           "Existing dir",
			dir:            existingMountPath,
			expectedResult: false,
		},
	}

	_, ctx := ktesting.NewTestContext(t)
	dc, _ := newFakeDisruptionController(ctx)
	pdb, _ := newMinAvailablePodDisruptionBudget(t, intstr.FromString("67%"))
	add(t, dc.pdbStore, pdb)
	if err := dc.sync(ctx, "notExist"); err != nil {
		t.Errorf("Unexpected error: %v, expect nil", err)
	}
}

func TestUpdateDisruptedPods(t *testing.T) {
	_, ctx := ktesting.NewTestContext(t)
	dc, ps := newFakeDisruptionController(ctx)

	}{
		"invalid pattern": {
			input:        "[a-z*.yaml",
			expectedErr:  "syntax error in pattern",
			inputInError: true,
		},
		"file does not exist": {
			input:        "../../artifacts/guestbook/notexist.yaml",
			expectedErr:  "does not exist",
			inputInError: true,
		},
		"directory does not exist and valid glob": {
			input:        "../../artifacts/_does_not_exist_/*.yaml",
			expectedErr:  "does not exist",

		return dsc.updateDaemonSetStatus(ctx, ds, nodeList, hash, false)
	}

	err = dsc.updateDaemonSet(ctx, ds, nodeList, hash, dsKey, old)
	statusErr := dsc.updateDaemonSetStatus(ctx, ds, nodeList, hash, true)
	switch {
	case err != nil && statusErr != nil:
		// If there was an error, and we failed to update status,

	}
}

func TestRenameNotExisting(t *testing.T) {
	defer chtmpdir(t)()
	from, to := "doesnt-exist", "dest"

	Mkdir(to, 0777)

	if err := Rename(from, to); !IsNotExist(err) {
		t.Errorf("Rename(%q, %q) = %v; want an IsNotExist error", from, to, err)
	}
}

func TestRenameToDirFailed(t *testing.T) {
	defer chtmpdir(t)()
	from, to := "renamefrom", "renameto"

	Mkdir(from, 0777)

	// Because if containerLog path does not exist, only dangling legacySymlink is created.
	// This dangling legacySymlink is later removed by container gc, so it does not make sense
	// to create it in the first place. it happens when journald logging driver is used with docker.
	if _, err := m.osInterface.Stat(containerLog); !os.IsNotExist(err) {

					// for creating this file. It shouldn't exist.
					_, err := os.Stat(filepath.Join(parent, volDataFileName))
					if !os.IsNotExist(err) {
						t.Errorf("vol_data.json should not exist: %v", err)
					}
					_, err = os.Stat(filePath)
					if os.IsNotExist(err) {
						t.Errorf("expecting file to exist after err received: %v", err)
					}
					err = os.Chmod(parent, 0777)
					if err != nil {

	tg.t.Helper()
	if _, err := os.Stat(path); err != nil {
		if os.IsNotExist(err) {
			tg.t.Fatalf("%s does not exist but should", path)
		}
		tg.t.Fatalf("%s stat failed: %v", path, err)
	}
}

// mustNotExist fails if path exists.
func (tg *testgoData) mustNotExist(path string) {
	tg.t.Helper()
	if _, err := os.Stat(path); err == nil || !os.IsNotExist(err) {
		tg.t.Fatalf("%s exists but should not (%v)", path, err)
	}

		t.Errorf("Has(bar) = %t, want %t", h, e)
	}
	if h, e := v.Has("baz"), true; h != e {
		t.Errorf("Has(baz) = %t, want %t", h, e)
	}
	if h, e := v.Has("noexist"), false; h != e {
		t.Errorf("Has(noexist) = %t, want %t", h, e)
	}
	v.Del("bar")
	if g, e := v.Get("bar"), ""; g != e {
		t.Errorf("second Get(bar) = %q, want %q", g, e)
	}
}

type parseTest struct {

		// Healing must not come here and return error, since healing
		// deals with dataDirs directly, let healing fix things automatically.
		if lerr := Access(pathJoin(volumeDir, path, fi.DataDir)); lerr != nil {
			if os.IsNotExist(lerr) {
				// Data dir is missing we must return errFileCorrupted
				return FileInfo{}, errFileCorrupt
			}
			return FileInfo{}, osErrToFileErr(lerr)
		}
	}

	return fi, nil
}