byte[] data = createTestData(32);
        Hexdump.hexdump(ps, data, 0, 32);
        String output = baos.toString();

        assertNotNull(output);
        assertTrue(output.contains("00000:"));
        assertTrue(output.contains("00010:")); // Second line offset

        // Verify first line contains bytes 0-15
        assertTrue(output.contains(" 00 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F"));

    }

    @Test
    void testConstants() {
        // Test public static final constants
        assertEquals("*\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000\u0000",
                NbtAddress.ANY_HOSTS_NAME);
        assertEquals("\u0001\u0002__MSBROWSE__\u0002", NbtAddress.MASTER_BROWSER_NAME);

    @Test
    void isUnknown_withNonZeroHexCode_shouldReturnFalse() {
        Name name = new Name(mockConfig, "0.0.0.0", 0x20, null);
        name.scope = null;
        assertFalse(name.isUnknown());
    }

    @Test
    void isUnknown_withScope_shouldReturnFalse() {
        Name name = new Name(mockConfig, "0.0.0.0", 0, "scope");
        assertFalse(name.isUnknown());
    }

    @Test

Found 3 items
-rw-rw-rw-   1 spark spark          0 2019-05-04 01:36 s3a://testbucket/wordcount/_SUCCESS
-rw-rw-rw-   1 spark spark       4956 2019-05-04 01:36 s3a://testbucket/wordcount/part-00000
-rw-rw-rw-   1 spark spark       5616 2019-05-04 01:36 s3a://testbucket/wordcount/part-00001

        void testBinaryConstructorAndToByteArray() {
            // Arrange: revision=1, count=2, identAuth zeros except last byte, subauth 10, 20
            byte[] ident = new byte[] { 0, 0, 0, 0, 0, 5 };
            rpc.sid_t st = buildSidT((byte) 1, ident, 10, 20);

            byte[] bytes = SID.toByteArray(st);

            // Act: construct from bytes and re-encode

		{"06 k=v\n", "06 k=v\n", "", "", false},
		{"00006 k=v\n", "00006 k=v\n", "", "", false},
		{"000006 k=v\n", "000006 k=v\n", "", "", false},
		{"000000 k=v\n", "000000 k=v\n", "", "", false},
		{"0 k=v\n", "0 k=v\n", "", "", false},
		{"+0000005 x=\n", "+0000005 x=\n", "", "", false},
	}

	for _, v := range vectors {

        buffer.put(new byte[] { 0, 0, 0, 0, 0, 1 }); // IdentifierAuthority
        buffer.putInt(0); // SubAuthority

        // Group SID at offset 40
        buffer.position(40);
        buffer.put((byte) 0x01); // Revision
        buffer.put((byte) 0x01); // SubAuthorityCount
        buffer.put(new byte[] { 0, 0, 0, 0, 0, 2 }); // IdentifierAuthority
        buffer.putInt(0); // SubAuthority

        /**
         * Default constructor for TimeOfDayInfo.
         */
        public TimeOfDayInfo() {
        }

        /**
         * The time elapsed since 00:00:00, January 1, 1970 GMT.
         */
        public int elapsedt;
        /**
         * The number of milliseconds from the start of the current second.
         */
        public int msecs;
        /**

        sidArray.sids[0].sid.sub_authority_count = 1;
        sidArray.sids[0].sid.sub_authority = new int[] { 500 };

        sidArray.sids[1] = new lsarpc.LsarSidPtr();
        sidArray.sids[1].sid = new rpc.sid_t();
        sidArray.sids[1].sid.revision = 1;
        sidArray.sids[1].sid.identifier_authority = new byte[] { 0, 0, 0, 0, 0, 5 };

    @Test
    void testInternalConstructor() {
        rpc.sid_t rpcSid = new rpc.sid_t();
        rpcSid.revision = 1;
        rpcSid.sub_authority_count = 2;
        rpcSid.identifier_authority = new byte[] { 0, 0, 0, 0, 0, 5 };
        rpcSid.sub_authority = new int[] { 32, 544 };

        SID sid = new SID(rpcSid, SID.SID_TYPE_WKN_GRP, "BUILTIN", "Administrators", false);
        assertEquals(SID.SID_TYPE_WKN_GRP, sid.getType());