Java8Compatibility.limit(bb, chunkSize + 7); // get ready to pad with longs
    while (bb.position() < chunkSize) {
      bb.putLong(0);
    }
    Java8Compatibility.limit(bb, chunkSize);
    Java8Compatibility.flip(bb);
    process(bb);
  }

  @Override
  @CanIgnoreReturnValue
  public final Hasher putBytes(byte[] bytes, int off, int len) {

  }

  @Test fun headersToString() {
    val headers =
      Headers
        .Builder()
        .add("A", "a")
        .add("B", "bb")
        .build()
    assertThat(headers.toString()).isEqualTo("A: a\nB: bb\n")
  }

  @Test fun headersToStringRedactsSensitiveHeaders() {
    val headers =
      Headers
        .Builder()
        .add("content-length", "99")

    }

    @Override
    protected void process(ByteBuffer bb) {
      processCalled++;
      assertEquals(ByteOrder.LITTLE_ENDIAN, bb.order());
      assertThat(bb.remaining()).isAtLeast(chunkSize);
      for (int i = 0; i < chunkSize; i++) {
        out.write(bb.get());
      }
    }

    @Override
    protected void processRemaining(ByteBuffer bb) {
      assertFalse(remainingCalled);

        // Convert from little-endian wire format to Java UUID
        ByteBuffer bb = ByteBuffer.wrap(bytes).order(java.nio.ByteOrder.LITTLE_ENDIAN);

        // Read GUID components in little-endian order
        int data1 = bb.getInt(); // first 4 bytes (little-endian)
        short data2 = bb.getShort(); // next 2 bytes (little-endian)
        short data3 = bb.getShort(); // next 2 bytes (little-endian)

    protected void processRemaining(ByteBuffer bb) {
      long k1 = 0;
      long k2 = 0;
      length += bb.remaining();
      switch (bb.remaining()) {
        case 15:
          k2 ^= (long) toUnsignedInt(bb.get(14)) << 48; // fall through
        case 14:
          k2 ^= (long) toUnsignedInt(bb.get(13)) << 40; // fall through
        case 13:
          k2 ^= (long) toUnsignedInt(bb.get(12)) << 32; // fall through

        }

        @Override
        protected void process(ByteBuffer bb) {
          while (bb.hasRemaining()) {
            out.write(bb.get());
          }
        }

        @Override
        protected void processRemaining(ByteBuffer bb) {
          while (bb.hasRemaining()) {
            out.write(bb.get());
          }
        }
      };
    }
  }

     */
    private static byte[] expectedParameters(int fid, int securityInformation) {
        ByteBuffer bb = ByteBuffer.allocate(8).order(ByteOrder.LITTLE_ENDIAN);
        bb.putShort((short) fid);
        bb.put((byte) 0x00); // Reserved
        bb.put((byte) 0x00); // Reserved
        bb.putInt(securityInformation);
        return bb.array();
    }

    /**
     * Provide a range of values that are valid for the constructor.
     */

  private static HashCode toHashCode(long... longs) {
    ByteBuffer bb = ByteBuffer.wrap(new byte[longs.length * 8]).order(ByteOrder.LITTLE_ENDIAN);
    for (long x : longs) {
      bb.putLong(x);
    }
    return HashCode.fromBytes(bb.array());
  }

  public void testParanoid() {
    HashFn hf =
        new HashFn() {
          @Override

/bazel-*
/bazel_pip
/tools/python_bin_path.sh
/tensorflow/tools/git/gen
/pip_test
/_python_build
*.pyc
__pycache__
*.swp
.vscode/
cmake_build/
tensorflow/contrib/cmake/_build/
.idea/**
/build/
[Bb]uild/
/build_output/
/tensorflow/core/util/version_info.cc
/tensorflow/python/framework/fast_tensor_util.cpp
/tensorflow/lite/gen/**
/tensorflow/lite/tools/make/downloads/**
/tensorflow/lite/tools/make/gen/**

          protected HashCode makeHash() {
            throw new UnsupportedOperationException();
          }

          @Override
          protected void process(ByteBuffer bb) {
            while (bb.hasRemaining()) {
              bb.get();
            }
          }
        };
    try {
      funnel.funnel(null, primitiveSink);
      fail();
    } catch (NullPointerException ok) {
    }
  }