assertThat(out.toByteArray()).isEqualTo(bytes);
  }

  public void testNewDataOutput_BAOS() {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ByteArrayDataOutput out = ByteStreams.newDataOutput(baos);
    out.writeInt(0x12345678);
    assertEquals(4, baos.size());
    assertThat(baos.toByteArray()).isEqualTo(new byte[] {0x12, 0x34, 0x56, 0x78});
  }

            try (ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
                try (GZIPOutputStream gos = new GZIPOutputStream(baos)) {
                    gos.write(hash.getBytes(Constants.UTF_8));
                }
                return SIMILAR_DOC_HASH_PREFIX + Base64.getUrlEncoder().withoutPadding().encodeToString(baos.toByteArray());
            } catch (final IOException e) {

                return asStream(id).contentTypeOctetStream().stream(out -> {
                    try (final ByteArrayOutputStream baos = new ByteArrayOutputStream()) {
                        ComponentUtil.getSystemProperties().store(baos, id);
                        try (final InputStream in = new ByteArrayInputStream(baos.toByteArray())) {
                            out.write(in);
                        }
                    }

    assertThat(out.toByteArray()).isEqualTo(bytes);
  }

  public void testNewDataOutput_BAOS() {
    ByteArrayOutputStream baos = new ByteArrayOutputStream();
    ByteArrayDataOutput out = ByteStreams.newDataOutput(baos);
    out.writeInt(0x12345678);
    assertEquals(4, baos.size());
    assertThat(baos.toByteArray()).isEqualTo(new byte[] {0x12, 0x34, 0x56, 0x78});
  }