ArgumentCaptor<byte[]> cap = ArgumentCaptor.forClass(byte[].class);
        verify(this.mechContext, times(1)).initSecContext(cap.capture(), eq(0), eq(0));
        assertEquals(0, cap.getValue().length, "Optimistic token must be zero-length");
    }

    @ParameterizedTest
    @ValueSource(bytes = { 0x00, 0x7F, (byte) 0xFF })
    @DisplayName("initSecContext throws on invalid token type")

        if (commands == null || commands.length == 0) {
            throw new CommandExecutionException("Command array is null or empty. At least one command must be provided.");
        }

        // Log command template with masked password for security
        if (logger.isDebugEnabled()) {
            final String commandStr = stream(commands).get(stream -> stream.map(s -> {

            // Assert message indicates which validation failed
            if (expectDirSlashMsg) {
                assertTrue(ex.getMessage().contains("directory must end with '/'"),
                        "Expected trailing slash message, was: " + ex.getMessage());
            } else {
                assertTrue(ex.getMessage().contains("invalid") || ex.getMessage().contains("invalid:"),

        bool((must, should, mustNot, filter) -> {
            filteredLambda.callback(must, filter);
        }, opLambda);
    }

    public void not(OperatorCall<ElevateWordCQ> notLambda) {
        not(notLambda, null);
    }

    public void not(final OperatorCall<ElevateWordCQ> notLambda, final ConditionOptionCall<BoolQueryBuilder> opLambda) {

    void testWireFormatProtocolCompliance() throws SMBProtocolDecodingException {
        // Given - exact SMB2 TREE_DISCONNECT response structure
        byte[] wireData = new byte[] { 0x04, 0x00, // StructureSize (must be 4)
                0x00, 0x00 // Reserved
        };

        // When
        int bytesRead = response.readBytesWireFormat(wireData, 0);

        // Then
        assertEquals(4, bytesRead);

        void openDelegatesEnsureOpenAndCloses() throws Exception {
            SmbFileInputStream in = newStream();
            in.open();
            // ensureOpen returns acquired handle; try-with-resources must close it
            verify(mockHandle, times(1)).close();
            verify(mockHandle, atLeastOnce()).acquire();
        }

        @Test

 * {@code jcifs.smb1.Config.registerSmbURLHandler();} method. This is required
 * to register the SMB protocol handler.
 * <p>
 * The userinfo component of the SMB URL ({@code domain;user:pass}) must
 * be URL encoded if it contains reserved characters. According to RFC 2396
 * these characters are non US-ASCII characters and most meta characters
 * however jCIFS will work correctly with anything but '@' which is used

        final URL u = locator.getURL();

        FileEntry[] entries;

        if (u.getPath().lastIndexOf('/') != u.getPath().length() - 1) {
            throw new SmbException(u.toString() + " directory must end with '/'");
        }

        if (locator.getType() != SmbConstants.TYPE_SERVER) {
            throw new SmbException("The requested list operations is invalid: " + u.toString());
        }

    void decodesErrorStructureThroughReadBytesWireFormat() throws Exception {
        // For STATUS_INVALID_PARAMETER the override makes isErrorResponseStatus() return false,
        // so readBytesWireFormat() is invoked and must delegate back to readErrorResponse() when it sees size=9.
        byte[] header = buildHeader(NtStatus.NT_STATUS_INVALID_PARAMETER);
        byte[] body = buildErrorBody(2, 3, new byte[] { (byte) 0xAA, (byte) 0xBB, (byte) 0xCC });

            }

        }
    }

    /**
     * Use a exclusive connection for this tree
     *
     * If an exclusive connection is used the caller must make sure that the tree handle is kept alive,
     * otherwise the connection will be disconnected once the usage drops to zero.
     *
     * @param np
     *            whether to use an exclusive connection
     */