verify(transport).isSigningEnforced();
    }

    // Error propagation: signing checks may throw SmbException
    @Test
    @DisplayName("signing checks propagate SmbException")
    void signingChecks_throw() throws Exception {
        doThrow(new SmbException("opt error")).when(transport).isSigningOptional();
        doThrow(new SmbException("enf error")).when(transport).isSigningEnforced();

   * (That would also have ensured that its cause was always an Error, rather than possibly another
   * kind of Throwable that was later passed to initCause. Then we could have declared the override
   * `public final Error getCause()`.)
   */

  /**
   * Creates a new instance with {@code null} as its detail message and no cause.
   *
   * @deprecated Prefer {@linkplain ExecutionError(Error)} a constructor that accepts a cause: Users

   * reader each time it is called.
   *
   * <p>The caller is responsible for ensuring that the returned reader is closed.
   *
   * @throws IOException if an I/O error occurs while opening the reader
   */
  public abstract Reader openStream() throws IOException;

  /**
   * Opens a new {@link BufferedReader} for reading from this source. This method returns a new,

   * reader each time it is called.
   *
   * <p>The caller is responsible for ensuring that the returned reader is closed.
   *
   * @throws IOException if an I/O error occurs while opening the reader
   */
  public abstract Reader openStream() throws IOException;

  /**
   * Opens a new {@link BufferedReader} for reading from this source. This method returns a new,

    /**
     * Human-readable error messages corresponding to DOS error codes.
     * Provides descriptive text for each error condition.
     */
    /*
     * These aren't really used by jCIFS--
     * the map above is used to immediately
     * map to NTSTATUS codes.
     */
    /**
     * Human-readable error messages corresponding to DOS error codes.

     *
     * @return session key of the underlying smb session
     * @throws CIFSException if an error occurs retrieving the session key
     */
    byte[] getSessionKey() throws CIFSException;

    /**
     * Gets the input stream for reading from this pipe.
     *
     * @return this pipe's input stream
     * @throws CIFSException if an error occurs getting the input stream
     */
    @Override

        if (data == null) {
            log.error("Data buffer is null in verify");
            return false;
        }
        if (offset < 0 || length < 0) {
            log.error("Invalid offset or length in verify: offset={}, length={}", offset, length);
            return false;
        }
        if (offset + length > data.length) {
            log.error("Offset + length exceeds data buffer size in verify");

 * {@link SmbException#getMessageByCode(int)} and
 * {@link SmbException#getStatusByCode(int)}.
 */
@DisplayName("SmbAuthException Tests")
class SmbAuthExceptionTest {

    /**
     * Provides a set of error codes covering normal, edge and unknown cases.
     */
    static Stream<Arguments> errorCodes() {
        return Stream.of(
                // Known NT status code - NT_STATUS_UNSUCCESSFUL

    assertEquals(RUNTIME_EXCEPTION, expected);
  }

  public void testGetUnchecked_error() {
    try {
      getUnchecked(ERROR_FUTURE);
    } catch (Error expected) {
      assertEquals(ERROR, expected);
      return;
    }
    fail();
  }

    assertEquals(RUNTIME_EXCEPTION, expected);
  }

  public void testGetUnchecked_error() {
    try {
      getUnchecked(ERROR_FUTURE);
    } catch (Error expected) {
      assertEquals(ERROR, expected);
      return;
    }
    fail();
  }