@DisplayName("Should use SMB 3.0.x context for non-3.1.1 dialects")
    void testDeriveKeys_NonSMB311Dialects(int dialect) {
        // When
        byte[] signingKey = Smb3KeyDerivation.deriveSigningKey(dialect, sessionKey, preauthIntegrity);

        // Then
        assertNotNull(signingKey, "Should derive key for dialect: " + dialect);

    private volatile boolean closed = false;

    /**
     * Constructs a SMB2 signing digest with the specified session key and dialect
     *
     * @param sessionKey
     *            the session key for signing
     * @param dialect
     *            the SMB2 dialect version
     * @param preauthIntegrityHash
     *            the pre-authentication integrity hash (for SMB 3.1.1)
     * @throws GeneralSecurityException

        // Set security mode (2 bytes)
        int testSecurityMode = 0x0003;
        SMBUtil.writeInt2(testSecurityMode, buffer, bufferIndex + 20);

        // Set dialect (2 bytes)
        int testDialect = 0x0311;
        SMBUtil.writeInt2(testDialect, buffer, bufferIndex + 22);

        // Execute decode
        int bytesDecoded = response.decode(buffer, bufferIndex, 24);

     *            negotiated cipher identifier
     * @param dialect
     *            SMB dialect version
     * @param encryptionKey
     *            key for client->server encryption
     * @param decryptionKey
     *            key for server->client decryption
     */
    public Smb2EncryptionContext(final int cipherId, final DialectVersion dialect, final byte[] encryptionKey, final byte[] decryptionKey) {

        }

        @ParameterizedTest
        @ValueSource(ints = { 0x0202, 0x0210, 0x0300, 0x0302, 0x0311 })
        @DisplayName("All specific dialects should be greater than or equal to SMB 2.0.2")
        void testDialectVersionProgression(int dialect) {
            assertTrue(dialect >= Smb2Constants.SMB2_DIALECT_0202,

        // Verify dialect count
        assertEquals(manyDialects.length, SMBUtil.readInt2(buffer, 22));

        // Verify all dialects
        for (int i = 0; i < manyDialects.length; i++) {
            assertEquals(manyDialects[i], SMBUtil.readInt2(buffer, 24 + i * 2));
        }
    }

    @Test
    @DisplayName("Test encode preserves dialect order")
    void testEncodePreservesDialectOrder() {

    }

    @Test
    @DisplayName("Test all dialect versions")
    void testAllDialectVersions() {
        // Test each dialect version
        DialectVersion[] dialects = { DialectVersion.SMB1, DialectVersion.SMB202, DialectVersion.SMB210, DialectVersion.SMB300,
                DialectVersion.SMB302, DialectVersion.SMB311 };

        for (DialectVersion dialect : dialects) {

        assertEquals(4, dialects.length); // SMB210, SMB300, SMB302, SMB311
        assertEquals(0x0210, dialects[0]);
        assertEquals(0x0300, dialects[1]);
        assertEquals(0x0302, dialects[2]);
        assertEquals(0x0311, dialects[3]);
    }

    @Test
    @DisplayName("Should set client GUID for SMB2.1+")
    void testClientGuidSmb21() {
        // Given

    }

    @Test
    @DisplayName("Should return dialect revision")
    void testGetDialectRevision() throws Exception {
        // Given
        setPrivateField(response, "dialectRevision", 0x0311);

        // When
        int dialect = response.getDialectRevision();

        // Then
        assertEquals(0x0311, dialect);
    }

    @Test
    @DisplayName("Should return server GUID")

    }

    @Test
    @DisplayName("Should return correct dialect version")
    void testGetDialect() {
        // When
        DialectVersion dialect = encryptionContext.getDialect();

        // Then
        assertEquals(DialectVersion.SMB311, dialect, "Should return the dialect set in constructor");
    }

    @Test
    @DisplayName("Should handle SMB 3.0 dialect")
    void testSMB300Dialect() {
        // When