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) {

    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) {

    }

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

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

    }

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

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

    assertTrue(Arrays.equals(expectedHashCode.bytes, hash.asBytes()));
    byte[] bb = new byte[hash.bits() / 8];
    hash.writeBytesTo(bb, 0, bb.length);
    assertTrue(Arrays.equals(expectedHashCode.bytes, bb));
    assertEquals(expectedHashCode.asInt, hash.asInt());
    if (expectedHashCode.asLong == null) {
      try {
        hash.asLong();
        fail();

    assertTrue(Arrays.equals(expectedHashCode.bytes, hash.asBytes()));
    byte[] bb = new byte[hash.bits() / 8];
    hash.writeBytesTo(bb, 0, bb.length);
    assertTrue(Arrays.equals(expectedHashCode.bytes, bb));
    assertEquals(expectedHashCode.asInt, hash.asInt());
    if (expectedHashCode.asLong == null) {
      try {
        hash.asLong();
        fail();

			b.ReportAllocs()
			for i := 0; i < b.N; i++ {
				var bb Buffer
				for bb.Len() < n {
					bb.Write(block)
				}
			}
		})
	}
}

func BenchmarkBufferAppendNoCopy(b *testing.B) {
	var bb Buffer
	bb.Grow(16 << 20)
	b.SetBytes(int64(bb.Available()))
	b.ReportAllocs()
	for i := 0; i < b.N; i++ {
		bb.Reset()
		b := bb.AvailableBuffer()

  }

  @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")

    cache.evictAll()

    // Create a new value in its place.
    set("k1", "bb", "bb")
    assertThat(cache.size()).isEqualTo(4)

    // Committing the detached editor should not change the cache's size.
    editor.commit()
    assertThat(cache.size()).isEqualTo(4)
    assertValue("k1", "bb", "bb")
  }

  @ParameterizedTest
  @ArgumentsSource(FileSystemParamProvider::class)

func NewBytesWith(b []byte) *Bytes {
	bb := Bytes(b)
	return &bb
}

// NewBytesWithCopyOf returns a new byte slice with a copy of the provided content.
func NewBytesWithCopyOf(b []byte) *Bytes {
	if b == nil {
		bb := Bytes(nil)
		return &bb
	}
	bb := NewBytesCap(len(b))
	*bb = append(*bb, b...)
	return bb
}

// Bytes provides a byte slice that can be serialized.