data := loadMetacacheSampleEntries(t)
	data.filterRecursiveEntries("", slashSeparator)
	got := data.entries().names()
	want := []string{}
	if !reflect.DeepEqual(want, got) {
		t.Errorf("got unexpected result: %#v", got)
	}
}

func Test_metaCacheEntries_filterRecursiveRootSep(t *testing.T) {
	data := loadMetacacheSampleEntries(t)

func loadMetacacheSample(t testing.TB) *metacacheReader {
	b, err := os.ReadFile("testdata/metacache.s2")
	if err != nil {
		t.Fatal(err)
	}
	return newMetacacheReader(bytes.NewReader(b))
}

func loadMetacacheSampleEntries(t testing.TB) metaCacheEntriesSorted {
	r := loadMetacacheSample(t)
	defer r.Close()
	entries, err := r.readN(-1, false, true, false, "")
	if err != io.EOF {
		t.Fatal(err)
	}

	return entries
}