@DisplayName("SMB 2.1 dialect should be 0x0210")
        void testDialect0210() {
            assertEquals(0x0210, Smb2Constants.SMB2_DIALECT_0210, "SMB 2.1 dialect must be 0x0210");
        }

        @Test
        @DisplayName("SMB 3.0 dialect should be 0x0300")
        void testDialect0300() {
            assertEquals(0x0300, Smb2Constants.SMB2_DIALECT_0300, "SMB 3.0 dialect must be 0x0300");
        }

        @Test

    /**
     * SMB2 negotiate flag indicating signing is enabled
     */
    public static final int SMB2_NEGOTIATE_SIGNING_ENABLED = 0x0001;

    /**
     * SMB2 negotiate flag indicating signing is required
     */
    public static final int SMB2_NEGOTIATE_SIGNING_REQUIRED = 0x0002;

    /**
     * SMB 2.0.2 dialect (Windows Vista/Server 2008)
     */
    public static final int SMB2_DIALECT_0202 = 0x0202;

    /**

     */
    public static final int DFS_VOLUME_FLAVOR_STANDALONE = 0x100;
    /**
     * DFS volume flavor indicating Active Directory blob storage
     */
    public static final int DFS_VOLUME_FLAVOR_AD_BLOB = 0x200;
    /**
     * DFS storage state indicating offline status
     */
    public static final int DFS_STORAGE_STATE_OFFLINE = 0x0001;
    /**
     * DFS storage state indicating online status
     */

        // Hexdump.toHexString uses uppercase and produces only the specified width
        // Note: completionFilter is displayed with 4 hex chars, not 8
        assertTrue(result.contains("fid=0x0000"));
        assertTrue(result.contains("filter=0x0000")); // Only 4 hex chars are shown
        assertTrue(result.contains("watchTree=false"));
    }

    @Test
    @DisplayName("Test writeSetupWireFormat preserves other buffer content")

        assertTrue(s.contains(",informationLevel=0x104"), "toString should include information level 0x104");
        assertTrue(s.contains(",resumeKey=0x0304"), "toString should include lower 16-bit resumeKey hex");
        assertTrue(s.contains(",flags=0x00"), "toString should include flags in hex");
        assertTrue(s.endsWith("]"), "toString should end with closing bracket");

        assertEquals(0x00, dst[dstIndex + 2]);
        assertEquals(0x00, dst[dstIndex + 3]);

        // Verify security information (4 bytes)
        assertEquals(securityInfo, SMBUtil.readInt4(dst, dstIndex + 4));
    }

    @ParameterizedTest
    @DisplayName("Test writeParametersWireFormat with various FID values")
    @ValueSource(ints = { 0x0000, 0x0001, 0x7FFF, 0xFFFF, 0x1234, 0xABCD })

            assertEquals("Unknown dialect", exception.getMessage());
        }

        @ParameterizedTest
        @ValueSource(ints = { 0x0000, 0x0100, 0x0201, 0x0303, 0x0400, 0xFFFF })
        @DisplayName("Should throw exception for invalid dialects")
        void testConstructorInvalidDialects(int dialect) {
            IllegalArgumentException exception =

        byte[] encryptionKey = "12345678".getBytes();
        ByteBuffer buffer = ByteBuffer.allocate(response.byteCount);
        buffer.put(encryptionKey);
        buffer.put(domainNameBytes);
        buffer.putShort((short) 0x0000); // Null terminator

        byte[] byteData = buffer.array();

        // Call the method
        int bytesRead = response.readBytesWireFormat(byteData, 0);

        // Assertions

package jcifs.smb1.smb1;

import java.io.UnsupportedEncodingException;

class SmbComTreeConnectAndXResponse extends AndXServerMessageBlock {

    private static final int SMB_SUPPORT_SEARCH_BITS = 0x0001;
    private static final int SMB_SHARE_IS_IN_DFS = 0x0002;

    boolean supportSearchBits, shareIsInDfs;
    String service, nativeFileSystem = "";

    SmbComTreeConnectAndXResponse(final ServerMessageBlock andx) {
        super(andx);
    }

        // Testing invalid protocol ID during decode instead
        byte[] invalidBuffer = new byte[52];
        // Write invalid protocol ID
        invalidBuffer[0] = 0x00;
        invalidBuffer[1] = 0x00;
        invalidBuffer[2] = 0x00;
        invalidBuffer[3] = 0x00;

        assertThrows(IllegalArgumentException.class, () -> {
            Smb2TransformHeader.decode(invalidBuffer, 0);
        });
    }

    @Test