// Add input readahead.
		// We use 2 buffers, so we always have a full buffer of input.
		pool := globalBytePoolCap.Load()
		bufA := pool.Get()
		bufB := pool.Get()
		defer pool.Put(bufA)
		defer pool.Put(bufB)
		ra, err := readahead.NewReaderBuffer(data, [][]byte{bufA[:fi.Erasure.BlockSize], bufB[:fi.Erasure.BlockSize]})
		if err == nil {
			toEncode = ra
			defer ra.Close()
		}
	}

		// We use 2 buffers, so we always have a full buffer of input.
		pool := globalBytePoolCap.Load()
		bufA := pool.Get()
		bufB := pool.Get()
		defer pool.Put(bufA)
		defer pool.Put(bufB)
		ra, err := readahead.NewReaderBuffer(data, [][]byte{bufA[:fi.Erasure.BlockSize], bufB[:fi.Erasure.BlockSize]})
		if err == nil {
			toEncode = ra
			defer ra.Close()
		}
		bugLogIf(ctx, err)
	}

}

func TestWriterReset(t *testing.T) {
	var buf1, buf2, buf3, buf4, buf5 strings.Builder
	w := NewWriter(&buf1)
	w.WriteString("foo")

	w.Reset(&buf2) // and not flushed
	w.WriteString("bar")
	w.Flush()
	if buf1.String() != "" {
		t.Errorf("buf1 = %q; want empty", buf1.String())
	}
	if buf2.String() != "bar" {
		t.Errorf("buf2 = %q; want bar", buf2.String())
	}

pkg syscall (freebsd-arm64), type BpfVersion struct, Minor uint16
pkg syscall (freebsd-arm64), type BpfZbuf struct
pkg syscall (freebsd-arm64), type BpfZbuf struct, Bufa *uint8
pkg syscall (freebsd-arm64), type BpfZbuf struct, Bufb *uint8
pkg syscall (freebsd-arm64), type BpfZbuf struct, Buflen uint64
pkg syscall (freebsd-arm64), type BpfZbufHeader struct

pkg syscall (freebsd-riscv64), type BpfVersion struct, Minor uint16 #53466
pkg syscall (freebsd-riscv64), type BpfZbuf struct #53466
pkg syscall (freebsd-riscv64), type BpfZbuf struct, Bufa *uint8 #53466
pkg syscall (freebsd-riscv64), type BpfZbuf struct, Bufb *uint8 #53466
pkg syscall (freebsd-riscv64), type BpfZbuf struct, Buflen uint64 #53466
pkg syscall (freebsd-riscv64), type BpfZbufHeader struct #53466

      byte[] buf = new byte[min(bufSize, MAX_ARRAY_LEN - totalLen)];
      bufs.add(buf);
      int off = 0;
      while (off < buf.length) {
        // always OK to fill buf; its size plus the rest of bufs is never more than MAX_ARRAY_LEN
        int r = in.read(buf, off, buf.length - off);
        if (r == -1) {
          return combineBuffers(bufs, totalLen);
        }
        off += r;

	return func(b *testing.B, n int) {
		buf := bmbuf[0:n]
		o := copy(buf, uchars)
		for o < len(buf) {
			o += copy(buf[o:], uchars)
		}

		// Make space for the needle rune at the end of buf.
		m := utf8.RuneLen(needle)
		for o := m; o > 0; {
			_, sz := utf8.DecodeLastRune(buf)
			copy(buf[len(buf)-sz:], "\x00\x00\x00\x00")
			buf = buf[:len(buf)-sz]
			o -= sz
		}

pkg syscall (freebsd-386-cgo), type BpfVersion struct, Minor uint16
pkg syscall (freebsd-386-cgo), type BpfZbuf struct
pkg syscall (freebsd-386-cgo), type BpfZbuf struct, Bufa *uint8
pkg syscall (freebsd-386-cgo), type BpfZbuf struct, Bufb *uint8
pkg syscall (freebsd-386-cgo), type BpfZbuf struct, Buflen uint32
pkg syscall (freebsd-386-cgo), type BpfZbufHeader struct

	}
	headerDec := buf[:n]
	buf = buf[n:]

	alg, _, _, err := jsonparser.Get(headerDec, "alg")
	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}

	n, err = base64DecodeBytes(token[i+1:j], buf)
	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}

	if err = claims.UnmarshalJSON(buf[:n]); err != nil {

    assertThat(buf2.toString()).isEqualTo(expected);
    assertFullyRead(reader);

    // read in chunks to fixed CharBuffer
    reader = new CharSequenceReader(charSequence);
    buf2 = CharBuffer.allocate(5);
    builder = new StringBuilder();
    while (reader.read(buf2) != -1) {
      Java8Compatibility.flip(buf2);
      builder.append(buf2);
      Java8Compatibility.clear(buf2);
    }