import org.junit.jupiter.api.Test;

class DcerpcExceptionTest {

    /**
     * Test constructor DcerpcException(int error) with a known error code.
     */
    @Test
    void testConstructorWithError_knownCode() {
        int errorCode = DcerpcError.DCERPC_FAULT_ACCESS_DENIED;
        DcerpcException exception = new DcerpcException(errorCode);

        }

        @Test
        @DisplayName("Should return consistent port value")
        void testPortConsistency() {
            // When
            int port1 = handler.getDefaultPort();
            int port2 = handler.getDefaultPort();
            int port3 = handler.getDefaultPort();

            // Then
            assertEquals(port1, port2);
            assertEquals(port2, port3);
            assertEquals(443, port1);

    public static final int WITNESS_INTERFACE_VERSION_MAJOR = 1;
    /** Witness Protocol minor version number */
    public static final int WITNESS_INTERFACE_VERSION_MINOR = 0;

    // MS-SWN RPC Operation Numbers
    /** WitnessRegister operation number */
    public static final int WITNESS_REGISTER = 0;
    /** WitnessUnregister operation number */
    public static final int WITNESS_UNREGISTER = 1;

            // Fill buffer with known values
            for (int i = 0; i < buffer.length; i++) {
                buffer[i] = (byte) 0xFF;
            }

            int startIndex = 50;
            echoRequest.writeBytesWireFormat(buffer, startIndex);

            // Check bytes before written area are unchanged
            for (int i = 0; i < startIndex; i++) {
                assertEquals((byte) 0xFF, buffer[i]);

    }

    @Override
    int writeBodyWireFormat(final byte[] dst, final int dstIndex) {
        final int tmp = questionName.hexCode;
        questionName.hexCode = 0x00; // type has to be 0x00 for node status
        final int result = writeQuestionSectionWireFormat(dst, dstIndex);
        questionName.hexCode = tmp;
        return result;
    }

    @Override

    /** Address family: Internet (IPv4) */
    int AF_INTERNET = 2;
    /** Address family: CHANET */
    int AF_CHANET = 5;
    /** Address family: XNS */
    int AF_XNS = 6;
    /** Address family: ISO */
    int AF_ISO = 7;

    /** Authorization data type: Relevant */
    int AUTH_DATA_RELEVANT = 1;
    /** Authorization data type: PAC */
    int AUTH_DATA_PAC = 128;

    /** DES encryption type identifier */

    private int token; // 4 bytes: RDMA provider token
    private int length; // 4 bytes: Length of buffer

    /**
     * Create SMB2 RDMA Transform
     *
     * @param offset offset within registered buffer
     * @param token RDMA provider token (steering tag/memory handle)
     * @param length length of buffer
     */
    public Smb2RdmaTransform(long offset, int token, int length) {

     * Mode for listing records.
     */
    public static final int LIST = 0;

    /**
     * Mode for creating a new record.
     */
    public static final int CREATE = 1;

    /**
     * Mode for editing an existing record.
     */
    public static final int EDIT = 2;

    /**
     * Mode for deleting a record.
     */
    public static final int DELETE = 3;

    /**
     * Mode for viewing record details.

 */
public class DcerpcException extends IOException implements DcerpcError, WinError {

    static String getMessageByDcerpcError(final int errcode) {
        int min = 0;
        int max = DCERPC_FAULT_CODES.length;

        while (max >= min) {
            final int mid = (min + max) / 2;

            if (errcode > DCERPC_FAULT_CODES[mid]) {
                min = mid + 1;

        super(andx);
    }

    @Override
    int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int writeBytesWireFormat(final byte[] dst, final int dstIndex) {
        return 0;
    }

    @Override
    int readParameterWordsWireFormat(final byte[] buffer, int bufferIndex) {
        final int start = bufferIndex;