// Given
        when(mockConfig.isDfsDisabled()).thenReturn(false);

        // When
        request = new Smb2NegotiateRequest(mockConfig, 0);

        // Then
        assertTrue((request.getCapabilities() & Smb2Constants.SMB2_GLOBAL_CAP_DFS) != 0);
    }

    @Test
    @DisplayName("Should not set DFS capability when disabled")
    void testNoDfsCapability() {
        // Given

    public String getNativeOs() {
        return this.nativeOs;
    }

    @Override
    public int getVcNumber() {
        return this.vcNumber;
    }

    @Override
    public int getCapabilities() {
        return this.capabilities;
    }

    @Override
    public DialectVersion getMinimumVersion() {
        return this.minVersion;
    }

    @Override

        // Then
        assertEquals(16, bytesRead);
        assertEquals((byte) 0x01, response.getShareType());
        assertEquals(0x8001, response.getShareFlags());
        assertEquals(0x28, response.getCapabilities());
        assertEquals(0x1F01FF, response.getMaximalAccess());
    }

    @DisplayName("Should throw exception for invalid structure size")
    @ParameterizedTest

            mockConfig.getNetbiosLocalPort();
            mockConfig.getNetbiosLocalAddress();
            mockConfig.getNetbiosSoTimeout();
            mockConfig.getVcNumber();
            mockConfig.getCapabilities();
            mockConfig.getFlags2();
            mockConfig.getSessionLimit();
            mockConfig.getOemEncoding();
            mockConfig.getLocalTimezone();
            mockConfig.getPid();

            // Test multiple capabilities
            int combinedCaps = Smb2TreeConnectResponse.SMB2_SHARE_CAP_DFS | Smb2TreeConnectResponse.SMB2_SHARE_CAP_CONTINUOUS_AVAILABILITY;
            setPrivateField(response, "capabilities", combinedCaps);
            assertEquals(combinedCaps, response.getCapabilities(), "Should handle multiple capabilities");

            return;
        }
        final ValidateNegotiateInfoResponse out = resp.getOutputData(ValidateNegotiateInfoResponse.class);

        if (nego.getSecurityMode() != out.getSecurityMode() || nego.getCapabilities() != out.getCapabilities()
                || nego.getDialectRevision() != out.getDialect() || !Arrays.equals(nego.getServerGuid(), out.getServerGuid())) {
            log.debug("Secure negotiation failure");

        // Build a concrete SMB1 negotiate response to expose ServerData fields
        jcifs.CIFSContext ctx = mock(jcifs.CIFSContext.class);
        when(ctx.getConfig()).thenReturn(config);
        when(config.getCapabilities()).thenReturn(0);
        when(config.getFlags2()).thenReturn(0);
        when(config.getMaxMpxCount()).thenReturn(1);
        when(config.getSendBufferSize()).thenReturn(4096);