val response =
      response("https://httpbin.org/brotli", s.decodeHex()) {
        header("Content-Encoding", "br")
      }

    val uncompressed = uncompress(response)

    val responseString = uncompressed.body.string()
    assertThat(responseString).contains("\"brotli\": true,")
    assertThat(responseString).contains("\"Accept-Encoding\": \"br\"")
  }

  @Test

	f.Fuzz(func(t *testing.T, b []byte) {
		cmd := exec.Command(zstd, "-z")
		cmd.Stdin = bytes.NewReader(b)
		var compressed bytes.Buffer
		cmd.Stdout = &compressed
		cmd.Stderr = os.Stderr
		if err := cmd.Run(); err != nil {
			t.Errorf("running zstd failed: %v", err)
		}

		r := NewReader(bytes.NewReader(compressed.Bytes()))
		got, err := io.ReadAll(r)
		if err != nil {
			t.Fatal(err)
		}
		if !bytes.Equal(got, b) {

// uncompressed data from a gzip-format compressed file.
//
// In general, a gzip file can be a concatenation of gzip files,
// each with its own header. Reads from the Reader
// return the concatenation of the uncompressed data of each.
// Only the first header is recorded in the Reader fields.
//
// Gzip files store a length and checksum of the uncompressed data.

This directory holds files for testing zstd.NewReader.

Each one is a Zstandard compressed file named as hash.arbitrary-name.zst,
where hash is the first eight hexadecimal digits of the SHA256 hash
of the expected uncompressed content:

	zstd -d < 1890a371.gettysburg.txt-100x.zst | sha256sum | head -c 8
	1890a371

func TestLarge(t *testing.T) {
	if testing.Short() {
		t.Skip("skipping expensive test in short mode")
	}

	data := bigData(t)
	compressed := zstdBigData(t)

	t.Logf("zstd compressed %d bytes to %d", len(data), len(compressed))

	r := NewReader(bytes.NewReader(compressed))
	got, err := io.ReadAll(r)
	if err != nil {
		t.Fatal(err)
	}

	if !bytes.Equal(got, data) {
		showDiffs(t, got, data)
	}

func MarshalCompressed(curve Curve, x, y *big.Int) []byte {
	panicIfNotOnCurve(curve, x, y)
	byteLen := (curve.Params().BitSize + 7) / 8
	compressed := make([]byte, 1+byteLen)
	compressed[0] = byte(y.Bit(0)) | 2
	x.FillBytes(compressed[1:])
	return compressed
}

// unmarshaler is implemented by curves with their own constant-time Unmarshal.
//

            // Stored files may be used for memory mapping, so it is important to store them uncompressed.
            // All other files are fine being compressed to reduce on-disk size.
            // It isn't clear if storing them uncompressed too would bring a performance benefit,
            // as reading less from the disk may save more time than spent unpacking.

     */
    enum ZipCompressionMethod {
        /**
         * The entry is compressed with DEFLATE algorithm.
         */
        DEFLATED,

        /**
         * The entry is stored uncompressed.
         */
        STORED,
        /**
         * The entry is compressed with some other method (Zip spec declares about a dozen of these).
         */
        OTHER,
    }

If there's no `gzip` in the header, it will not try to decompress the body.

That way, the same route class can handle gzip compressed or uncompressed requests.

```Python hl_lines="8-15"
{!../../../docs_src/custom_request_and_route/tutorial001.py!}
```

### Create a custom `GzipRoute` class

        }
        DataTarget target = accessor.createTarget(name, Level.Trial);
        packer.pack(inputs, target);
        DataSource source = target.toSource();
        System.out.printf(">>> %s is %d bytes long (uncompressed length: %d, compression ratio: %,.2f%%)%n", name, source.getLength(), sumLength, (double) source.getLength() / sumLength);
        return source;
    }

    @Benchmark
    public void pack() throws IOException {