private final byte[] buffer = new byte[20];
        private final int dataCompactionMode = 1;
        private final int dataLength = 1024;
        private final int dataOffset = 54;

        @BeforeEach
        public void setUp() {
            // Build a sample buffer
            int bufferIndex = 0;
            bufferIndex += 2; // reserved

01-01 12:53:32.811 10999 11089 D OkHttp  : [49 ms] connectionReleased
01-01 12:53:32.811 10999 11089 D OkHttp  : [49 ms] callEnd
01-01 12:53:32.816 10999 11090 D OkHttp  : [54 ms] responseHeadersStart
01-01 12:53:32.816 10999 11090 D OkHttp  : [54 ms] responseHeadersEnd: Response{protocol=h2, code=200, message=, url=https://1.1.1.1/dns-query?dns=AAABAAABAAAAAAAAA3d3dwhmYWNlYm9vawNjb20AAAEAAQ}

    // the representable doubles are 2^54 and 2^54 + 4
    // 2^54+1 is less than halfway between, so HALF_DOWN and HALF_UP will both go down.
    new RoundToDoubleTester(BigDecimal.valueOf(1L << 54).add(new BigDecimal(0.5)))
        .setExpectation(twoToThe54, DOWN, FLOOR, HALF_DOWN, HALF_UP, HALF_EVEN)
        .setExpectation(nextUp(twoToThe54), CEILING, UP)
        .roundUnnecessaryShouldThrow()
        .test();

    // the representable doubles are 2^54 and 2^54 + 4
    // 2^54+1 is less than halfway between, so HALF_DOWN and HALF_UP will both go down.
    new RoundToDoubleTester(BigDecimal.valueOf(1L << 54).add(new BigDecimal(0.5)))
        .setExpectation(twoToThe54, DOWN, FLOOR, HALF_DOWN, HALF_UP, HALF_EVEN)
        .setExpectation(nextUp(twoToThe54), CEILING, UP)
        .roundUnnecessaryShouldThrow()
        .test();

  }

  private static final long[] roundToDoubleTestCandidates = {
    0,
    16,
    1L << 53,
    (1L << 53) + 1,
    (1L << 53) + 2,
    (1L << 53) + 3,
    (1L << 53) + 4,
    1L << 54,
    (1L << 54) + 1,
    (1L << 54) + 2,
    (1L << 54) + 3,
    (1L << 54) + 4,
    0x7ffffffffffffe00L, // halfway between 2^63 and next-lower double
    0x7ffffffffffffe01L, // above + 1

cpovirk <******@****.***> 1772513392 -0800

	LL	(R1), R2	// c0220000

//	LMOVH addr ',' rreg
//	{
//		outcode(int($1), &$2, 0, &$4);
//	}
	MOVH	foo<>+3(SB), R2
	MOVH	(R20), R7	// 86870000
	MOVH	54(R11), R26	// 857a0036
	MOVH	-42(R3), R20	// 8474ffd6
	MOVHU	(R20), R7	// 96870000
	MOVHU	54(R11), R26	// 957a0036
	MOVHU	-42(R3), R20	// 9474ffd6

//	LMOVB addr ',' rreg
//	{
//		outcode(int($1), &$2, 0, &$4);
//	}
	MOVB	foo<>+3(SB), R2

        bb.putShort((short) 54); // altPathOffset
        bb.putShort((short) 76); // nodeOffset

        // Path string at offset 22 (relative to start of referral at position 0)
        bb.position(22);
        String path = "\\\\server\\share";
        bb.put(path.getBytes(StandardCharsets.UTF_16LE));
        bb.putShort((short) 0);

        // Alt path string at offset 54
        bb.position(54);

0000060 00 08 00 08 03 64 3c f9 f4 89 64 48 01 00 00 b8
0000070 01 00 00 07 00 00 00 72 2f 72 2e 7a 69 70 00 2f
0000080 00 d0 ff c2 54 8e 57 39 00 05 00 fa ff c2 54 8e
0000090 57 39 00 05 00 fa ff 00 05 00 fa ff 00 14 00 eb
00000a0 ff c2 54 8e 57 39 00 05 00 fa ff 00 05 00 fa ff
00000b0 00 14 00 eb ff 42 88 21 c4 00 00 14 00 eb ff 42
00000c0 88 21 c4 00 00 14 00 eb ff 42 88 21 c4 00 00 14

            (byte) 26, (byte) 18, (byte) 10, (byte) 2, (byte) 59, (byte) 51, (byte) 43, (byte) 35, (byte) 62, (byte) 54, (byte) 46,
            (byte) 38, (byte) 30, (byte) 22, (byte) 14, (byte) 6, (byte) 61, (byte) 53, (byte) 45, (byte) 37, (byte) 29, (byte) 21,