else if ( ( ch & 0xE0 ) == 0xC0 ) {
                if ( ( slim - si ) < 2 ) {
                    break;
                }
                uni[ ui ] = (char) ( ( ch & 0x1F ) << 6 );
                ch = src[ si++ ] & 0xFF;
                uni[ ui ] |= ch & 0x3F;
                if ( ( ch & 0xC0 ) != 0x80 || uni[ ui ] < 0x80 ) {
                    throw new IOException("Invalid UTF-8 sequence");
                }
            }

    assertThat(newReader(byteStream()).readInt(0xe0 or 10, 31)).isEqualTo(10)
  }

  @Test
  fun readMultibyteInt() {
    assertThat(newReader(byteStream(154, 10)).readInt(31, 31)).isEqualTo(1337)
  }

  @Test
  fun writeSingleByteInt() {
    hpackWriter!!.writeInt(10, 31, 0)
    assertBytes(10)
    hpackWriter!!.writeInt(10, 31, 0xe0)
    assertBytes(0xe0 or 10)
  }

  @Test

            if( ch < 0x80 ) {
                uni[ui] = (char)ch;
            } else if((ch & 0xE0) == 0xC0 ) {
                if((slim - si) < 2 ) {
                    break;
                }
                uni[ui] = (char)((ch & 0x1F) << 6);
                ch = src[si++] & 0xFF;
                uni[ui] |= ch & 0x3F;
                if ((ch & 0xC0) != 0x80 || uni[ui] < 0x80 ) {

		0x8e, 0x7, 0x73, 0x99, 0xfd, 0xc8, 0x15, 0xc0, 0xaf, 0x9, 0x7d, 0xde, 0x5a,
		0xad, 0xef, 0xf4, 0x4d, 0xe7, 0xe, 0x82, 0x7f, 0x48, 0x78, 0x43, 0x24, 0x39,
		0xbf, 0xee, 0xb9, 0x60, 0x68, 0xd0, 0x47, 0x4f, 0xc5, 0xd, 0x6d, 0x90, 0xbf,
		0x3a, 0x98, 0xdf, 0xaf, 0x10, 0x40, 0xc8, 0x9c, 0x2, 0xd6, 0x92, 0xab, 0x3b,
		0x3c, 0x28, 0x96, 0x60, 0x9d, 0x86, 0xfd, 0x73, 0xb7, 0x74, 0xce, 0x7, 0x40,

0x35, 0x3a, 0x34, 0x30, 0x3a, 0x35, 0x33, 0x2e, 0x31, 0x39, 0x35, 0x38, 0x31, 0x33, 0x32, 0x39, 0x31, 0x2b, 0x30, 0x38, 0x3a, 0x30, 0x30, 0xa1, 0x76, 0x0, 0xc4, 0x24, 0x95, 0xc4, 0x10, 0xdb, 0xaf, 0x9a, 0xe8, 0xda, 0xe0, 0x40, 0xa6, 0x80, 0xf2, 0x1c, 0x39, 0xe8, 0x7, 0x38, 0x2c, 0xd3, 0x16, 0xb2, 0x7f, 0xfe, 0x45, 0x1c, 0xf, 0x98, 0xc4, 0x4, 0xea, 0x49, 0x78, 0x27, 0x1, 0x6, 0xc5, 0x1, 0x4b, 0x82, 0xa4, 0x54, 0x79, 0x70, 0x65, 0x1, 0xa5, 0x56, 0x32, 0x4f, 0x62, 0x6a, 0xde, 0x0, 0x11, 0xa2, 0x49,...

          when {
            b == 0x80 -> {
              // 10000000
              throw IOException("index == 0")
            }
            b and 0x80 == 0x80 -> {
              // 1NNNNNNN
              val index = readInt(b, PREFIX_7_BITS)
              readIndexedHeader(index - 1)
            }
            b == 0x40 -> {
              // 01000000

        dst[ dstIndex + OPCODE_OFFSET ] = (byte) ( ( this.isResponse ? 0x80 : 0x00 ) + ( ( this.opCode << 3 ) & 0x78 )
                + ( this.isAuthAnswer ? 0x04 : 0x00 ) + ( this.isTruncated ? 0x02 : 0x00 ) + ( this.isRecurDesired ? 0x01 : 0x00 ) );
        dst[ dstIndex + OPCODE_OFFSET
                + 1 ] = (byte) ( ( this.isRecurAvailable ? 0x80 : 0x00 ) + ( this.isBroadcast ? 0x10 : 0x00 ) + ( this.resultCode & 0x0F ) );

        dst[dstIndex + OPCODE_OFFSET] = (byte)(( isResponse ? 0x80 : 0x00 ) +
                        (( opCode << 3 ) & 0x78 ) +
                        ( isAuthAnswer ? 0x04 : 0x00 ) +
                        ( isTruncated ? 0x02 : 0x00 ) +
                        ( isRecurDesired ? 0x01 : 0x00 ));
        dst[dstIndex + OPCODE_OFFSET + 1] = (byte)(( isRecurAvailable ? 0x80 : 0x00 ) +
                        ( isBroadcast ? 0x10 : 0x00 ) +

	var zb0001Mask uint8 /* 8 bits */
	_ = zb0001Mask
	if z.Index == nil {
		zb0001Len--
		zb0001Mask |= 0x20
	}
	if z.Checksums == nil {
		zb0001Len--
		zb0001Mask |= 0x40
	}
	if z.Error == "" {
		zb0001Len--
		zb0001Mask |= 0x80
	}
	// variable map header, size zb0001Len
	err = en.Append(0x80 | uint8(zb0001Len))
	if err != nil {
		return
	}
	if zb0001Len == 0 {
		return
	}

	// string "PolicyConfigUpdatedAt"
	o = append(o, 0xb5, 0x50, 0x6f, 0x6c, 0x69, 0x63, 0x79, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x55, 0x70, 0x64, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74)
	o = msgp.AppendTime(o, z.PolicyConfigUpdatedAt)
	// string "ObjectLockConfigUpdatedAt"
	o = append(o, 0xb9, 0x4f, 0x62, 0x6a, 0x65, 0x63, 0x74, 0x4c, 0x6f, 0x63, 0x6b, 0x43, 0x6f, 0x6e, 0x66, 0x69, 0x67, 0x55, 0x70, 0x64, 0x61, 0x74, 0x65, 0x64, 0x41, 0x74)