SID sid = new SID(adminSidBytes, 0);
        assertArrayEquals(adminSidBytes, sid.toByteArray());
    }

    /**
     * Test the equals method.
     *
     * @throws SmbException if the SID string is invalid
     */
    @Test
    void testEquals() throws SmbException {
        SID sid1 = new SID(adminSidString);
        SID sid2 = new SID(adminSidBytes, 0);
        SID sid3 = new SID("S-1-1-0"); // Everyone

        // Arrange
        jcifs.SID mockSid1 = mock(jcifs.SID.class);
        jcifs.SID mockSid2 = mock(jcifs.SID.class);
        jcifs.SID mockSid3 = mock(jcifs.SID.class);
        when(mockSid1.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid2.unwrap(sid_t.class)).thenReturn(mockSidT);
        when(mockSid3.unwrap(sid_t.class)).thenReturn(mockSidT);
        testSids = new jcifs.SID[] { mockSid1, mockSid2, mockSid3 };

    }

    @ParameterizedTest
    @CsvSource({ "0, 0", // all zeros
            "-1, 2147483647", // negative fid, max positive security
            "12345, 999" // arbitrary numbers
    })
    void toString_includesCorrectHexValues(int fid, int securityInformation) {
        NtTransQuerySecurityDesc cmd = new NtTransQuerySecurityDesc(fid, securityInformation);
        String result = cmd.toString();

        System.arraycopy(bytes, 0, sidBytes, 8, bytes.length);

        return new SID(sidBytes, 0);
    }

    /**
     * Reads a full Security Identifier (SID) structure.
     * @return the SID object
     * @throws IOException if an I/O error occurs
     * @throws PACDecodingException if the SID data is invalid
     */
    public SID readSid() throws IOException, PACDecodingException {
        final int sidSize = readInt();

        final ArrayList<SID> list = new ArrayList<>(sids.length);
        int si;

        synchronized (this.sidCache) {
            for (si = 0; si < sids.length; si++) {
                final SID s = sids[si].unwrap(SID.class);
                final SID sid = this.sidCache.get(s);
                if (sid != null) {
                    s.type = sid.type;

 */

package jcifs.smb1.smb1;

class TransPeekNamedPipe extends SmbComTransaction {

    private final int fid;

    TransPeekNamedPipe(final String pipeName, final int fid) {
        name = pipeName;
        this.fid = fid;
        command = SMB_COM_TRANSACTION;
        subCommand = TRANS_PEEK_NAMED_PIPE;
        timeout = 0xFFFFFFFF;
        maxParameterCount = 6;

import org.junit.jupiter.api.Test;

import jcifs.smb.SID;

/**
 * Tests for the {@link PacGroup} class.
 */
class PacGroupTest {

    private SID mockSid;
    private PacGroup pacGroup;
    private final int attributes = 42;

    @BeforeEach
    void setUp() {
        // Mock the SID object
        mockSid = mock(SID.class);
        pacGroup = new PacGroup(mockSid, attributes);
    }

        assertEquals(sidT1, lsarSidArrayX.sids[0].sid, "First SID should be unwrapped correctly");
        assertEquals(sidT2, lsarSidArrayX.sids[1].sid, "Second SID should be unwrapped correctly");
    }

    @Test
    void testConstructorWithJcifsSIDArrayDirectAssignment() {
        // Create mock SID objects
        SID mockSid1 = mock(SID.class);
        SID mockSid2 = mock(SID.class);

        SID[] sids = { mockSid1, mockSid2 };

package jcifs.smb1.smb1;

class SmbComFindClose2 extends ServerMessageBlock {

    private final int sid;

    SmbComFindClose2(final int sid) {
        this.sid = sid;
        command = SMB_COM_FIND_CLOSE2;
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        writeInt2(sid, dst, dstIndex);
        return 2;
    }

    @Override

    }

    @Nested
    @DisplayName("SID Tests")
    class SidTests {

        @Test
        @DisplayName("Should encode SID correctly")
        void testSidTEncode() throws NdrException {
            // Given: A SID with test values
            rpc.sid_t sid = new rpc.sid_t();
            sid.revision = (byte) 1;
            sid.sub_authority_count = (byte) 2;