[]string{
			"",
			"foo",
			"(foo)",
			".*",
			"a*",
		},
	},

	{
		"all a's",
		"aaaaaaaaaa", // 10 a's
		[]string{
			"",
			"a",
			"aa",
			"aaa",
			"aaaa",
			"aaaaa",
			"aaaaaa",
			"aaaaaaa",
			"aaaaaaaa",
			"aaaaaaaaa",
			"aaaaaaaaaa",
			"aaaaaaaaaaa", // 11 a's
			".",
			".*",
			"a+",
			"aa+",
			"aaaa[b]?",
			"aaa*",
		},
	},

	{

  fun cacheSingleValueOfSizeGreaterThanMaxSize(parameters: Pair<FileSystem, Boolean>) {
    setUp(parameters.first, parameters.second)
    cache.close()
    createNewCacheWithSize(10)
    set("a", "aaaaaaaaaaa", "a") // size=12
    cache.flush()
    assertAbsent("a")
  }

  @ParameterizedTest
  @ArgumentsSource(FileSystemParamProvider::class)

	writer := newBitrotWriter(disk, "", volume, filePath, 35, bitrotAlgo, 10)

	_, err = writer.Write([]byte("aaaaaaaaaa"))
	if err != nil {
		t.Fatal(err)
	}
	_, err = writer.Write([]byte("aaaaaaaaaa"))
	if err != nil {
		t.Fatal(err)
	}
	_, err = writer.Write([]byte("aaaaaaaaaa"))
	if err != nil {
		t.Fatal(err)
	}
	_, err = writer.Write([]byte("aaaaa"))
	if err != nil {
		t.Fatal(err)
	}

}

// Test for AppendFile.
func TestAppendFile(t *testing.T) {
	f, err := os.CreateTemp("", "")
	if err != nil {
		t.Fatal(err)
	}
	name1 := f.Name()
	defer os.Remove(name1)
	f.WriteString("aaaaaaaaaa")
	f.Close()

	f, err = os.CreateTemp("", "")
	if err != nil {
		t.Fatal(err)
	}
	name2 := f.Name()
	defer os.Remove(name2)
	f.WriteString("bbbbbbbbbb")
	f.Close()

     * fit comfortably within a single ethernet packet (1500 bytes) even with framing overhead.
     *
     * For tests this must be big enough to realize real compression on test messages like
     * 'aaaaaaaaaa...'. Our tests check if compression was applied just by looking at the size if
     * the inbound buffer.
     */
    const val DEFAULT_MINIMUM_DEFLATE_SIZE = 1024L
  }

	}
}

var giantResponse = func() []dns.RR {
	ips := make([]netip.Addr, 0)
	for i := 0; i < 64; i++ {
		ips = append(ips, netip.MustParseAddr(fmt.Sprintf("240.0.0.%d", i)))
	}
	return a("aaaaaaaaaaaa.aaaaaa.", ips)
}()

func makeUpstream(t test.Failer, responses map[string]string) string {
	mux := dns.NewServeMux()
	mux.HandleFunc(".", func(resp dns.ResponseWriter, msg *dns.Msg) {
		answer := new(dns.Msg)