closeFlagsField.setAccessible(true);
        int finalFlags = (int) closeFlagsField.get(request);
        assertEquals(0x0000, finalFlags);

        // Verify wire format reflects final state
        byte[] buffer = new byte[256];
        request.writeBytesWireFormat(buffer, 0);

        assertEquals(0x0000, SMBUtil.readInt2(buffer, 2));
        byte[] wireFileId = new byte[16];
        System.arraycopy(buffer, 8, wireFileId, 0, 16);

            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 =

            defaultClientGuid[i] = (byte) (i + 1);
        }

        // Initialize default dialects
        defaultDialects = new int[] { 0x0202, 0x0210, 0x0300, 0x0302, 0x0311 };
    }

    @Test
    @DisplayName("Test constructor with valid parameters")
    void testConstructor() {
        ValidateNegotiateInfoRequest request =

	version(3.0)
]
interface netdfs
{
	import "../rpc.idl";

	const uint32_t DFS_VOLUME_FLAVOR_STANDALONE = 0x100;
	const uint32_t DFS_VOLUME_FLAVOR_AD_BLOB = 0x200;

	const uint32_t DFS_STORAGE_STATE_OFFLINE = 0x0001;
	const uint32_t DFS_STORAGE_STATE_ONLINE = 0x0002;
	const uint32_t DFS_STORAGE_STATE_ACTIVE = 0x0004;

	typedef struct {
		[string] wchar_t *entry_path;
	} DfsInfo1;

	typedef struct {
		uint32_t count;

	version(3.0)
]
interface netdfs
{
	import "../rpc.idl";

	const uint32_t DFS_VOLUME_FLAVOR_STANDALONE = 0x100;
	const uint32_t DFS_VOLUME_FLAVOR_AD_BLOB = 0x200;

	const uint32_t DFS_STORAGE_STATE_OFFLINE = 0x0001;
	const uint32_t DFS_STORAGE_STATE_ONLINE = 0x0002;
	const uint32_t DFS_STORAGE_STATE_ACTIVE = 0x0004;

	typedef struct {
		[string] wchar_t *entry_path;
	} DfsInfo1;

	typedef struct {
		uint32_t count;

        // 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")

        // informationLevel (2 bytes, LE) -> 0x0104
        assertEquals((byte) 0x04, dst[4]);
        assertEquals((byte) 0x01, dst[5]);

        // resumeKey (4 bytes, LE)
        assertEquals((byte) 0xEF, dst[6]);
        assertEquals((byte) 0xCD, dst[7]);
        assertEquals((byte) 0xAB, dst[8]);
        assertEquals((byte) 0x89, dst[9]);

        // flags (2 bytes, LE) -> 0x0000
        assertEquals((byte) 0x00, dst[10]);

        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 })

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