} else {
                    th.send(new SmbComDeleteDirectory(th.getConfig(), fileName), new SmbComBlankResponse(th.getConfig()));
                }
            } else if (th.isSMB2()) {
                final Smb2CreateRequest req = new Smb2CreateRequest(th.getConfig(), fileName.substring(1));
                req.setDesiredAccess(0x10000); // delete

            dstIndex += writeString(this.accountName, dst, dstIndex);
            dstIndex += writeString(this.primaryDomain, dst, dstIndex);
        }
        dstIndex += writeString(getConfig().getNativeOs(), dst, dstIndex);
        dstIndex += writeString(getConfig().getNativeLanman(), dst, dstIndex);

        return dstIndex - start;
    }

    @Override

            final boolean forceSigning) {
        this.transportContext = tc;

        this.signingEnforced = forceSigning || this.getContext().getConfig().isSigningEnforced();
        this.sessionExpiration = System.currentTimeMillis() + tc.getConfig().getSessionTimeout();

        this.address = address;
        this.port = port;
        this.localAddr = localAddr;
        this.localPort = localPort;

        CIFSContext context = SingletonContext.getInstance();
        assertNotNull(context);
        assertEquals("CustomOS", context.getConfig().getNativeOs());
        assertEquals("CustomLanman", context.getConfig().getNativeLanman());
    }

    @Test
    void testInitAlreadyInitializedThrowsException() throws CIFSException {
        // Test attempting to initialize when already initialized

    @DisplayName("Constructor acquires tree connection; getConfig/isConnected delegate")
    void constructorAndSimpleDelegations() {
        // Ensures constructor acquires tree connection and simple delegate methods forward correctly
        // Verify constructor invoked acquire once
        verify(treeConnection, times(1)).acquire();

        // getConfig delegates
        when(treeConnection.getConfig()).thenReturn(config);

        assertSame(transportPool, context.getTransportPool(), "Should return same instance on multiple calls");
    }

    @Test
    @DisplayName("getConfig should return the provided configuration")
    void testGetConfig() {
        // When
        Configuration config = context.getConfig();

        // Then
        assertSame(mockConfig, config, "Should return the same configuration instance");
    }

    @Test

                } else {
                    dh.send(new SmbComSetInformation(dh.getConfig(), dest.getUncPath(), attrs, mtime),
                            new SmbComSetInformationResponse(dh.getConfig()));
                }
            }
        } catch (final IOException se) {
            if (!src.getContext().getConfig().isIgnoreCopyToException()) {

            final long ts) {
        if (!tc.getConfig().isEnforceSpnegoIntegrity() && serverAvPairs == null) {
            return null;
        }
        if (serverAvPairs == null) {
            serverAvPairs = new LinkedList<>();
        }

        if (getFlag(NTLMSSP_NEGOTIATE_SIGN)
                && (tc.getConfig().isEnforceSpnegoIntegrity() || haveServerTimestamp && !tc.getConfig().isDisableSpnegoIntegrity())) {

        verify(tc, never()).getConfig();
        verifyNoInteractions(config);
    }

    @Test
    @DisplayName("createContext: Kerberos present but forceFallback triggers NTLM path")
    void createContext_forceFallback_triggersNtlmAndFailsOnNonNtlmToken() throws CIFSException {
        when(tc.getConfig()).thenReturn(config);
        when(config.isAllowNTLMFallback()).thenReturn(true);

            return false;
        }

        if (!selected.atLeast(getConfig().getMinimumVersion()) || !selected.atMost(getConfig().getMaximumVersion())) {
            log.debug("Server selected an disallowed dialect version {} (min: {} max: {})", selected, getConfig().getMinimumVersion(),
                    getConfig().getMaximumVersion());
            return false;
        }
        this.selectedDialect = selected;