@Test
    @DisplayName("Test DFS referral data")
    void testDfsReferralData() throws Exception {
        String url = "smb://server/share/path/";
        DummySmbResourceLocator loc = new DummySmbResourceLocator(url);

        // Initially no DFS referral
        assertNull(loc.getDfsReferral());

        // Set and retrieve DFS referral
        loc.setDfsReferral(dfs);
        assertSame(dfs, loc.getDfsReferral());
    }

 */
package jcifs.internal.dfs;

import java.nio.charset.StandardCharsets;

import jcifs.Encodable;
import jcifs.internal.util.SMBUtil;

/**
 * DFS (Distributed File System) referral request buffer encoder.
 * Creates encoded request buffers for DFS referral requests, specifying the maximum
 * referral level and target path for which DFS resolution is requested.
 *
 * @author mbechler
 */

import jcifs.Configuration;
import jcifs.internal.dfs.DfsReferralResponseBuffer;
import jcifs.internal.smb1.trans.SmbComTransaction;
import jcifs.internal.smb1.trans.SmbComTransactionResponse;

/**
 * Trans2 GetDfsReferral response message for DFS referral queries.
 * This class handles the response from a TRANS2_GET_DFS_REFERRAL request, which returns

 */

package jcifs.smb1.smb1;

import java.util.Map;

/**
 * Represents a DFS (Distributed File System) referral in SMB1 protocol.
 * This class extends SmbException to provide DFS referral information when a DFS path is encountered.
 */
public class DfsReferral extends SmbException {

    /** Number of characters consumed from the path */
    public int pathConsumed;

    /**
     * Sets whether to resolve this request path in DFS.
     *
     * @param resolve true to enable DFS resolution
     */
    void setResolveInDfs(boolean resolve);

    /**
     * Checks if this request should be resolved in DFS.
     *
     * @return whether to resolve the request path in DFS
     */
    boolean isResolveInDfs();

import org.junit.jupiter.api.BeforeEach;
import org.junit.jupiter.api.Test;

import jcifs.CIFSContext;
import jcifs.Configuration;
import jcifs.Credentials;
import jcifs.SmbTransportPool;
import jcifs.internal.dfs.DfsReferralDataInternal;

class DfsImplTest {

    private DfsImpl dfsImpl;
    private CIFSContext mockContext;
    private Configuration mockConfig;
    private Credentials mockCredentials;

        assertTrue(newUnc.contains("dfs/path") || newUnc.contains("dfs\\path"));
        assertEquals(dr, l.getDfsReferral());
        assertEquals("dfs-server", l.getServerWithDfs());
        assertEquals("smb://dfs-server/dfs-share" + l.getUNCPath().replace('\\', '/'), l.getDfsPath());
        assertEquals("dfs-share", l.getShare());

        // Path consumed negative -> coerced to 0

        return Stream.of(Arguments.of(0x0, false), Arguments.of(0x1, true), // DFS
                Arguments.of(0x2, true), // DFS_ROOT
                Arguments.of(0x3, true), // DFS | DFS_ROOT
                Arguments.of(0x8000, false), // ENCRYPT_DATA only
                Arguments.of(0x8001, true), // ENCRYPT_DATA | DFS
                Arguments.of(0xFFFF, true) // All flags including DFS
        );
    }

    @Test

        // Time to live (2 bytes for v3)
        SMBUtil.writeInt2(300, buffer, 18);

        // DFS path offset (2 bytes) - points to string data
        SMBUtil.writeInt2(stringDataStart - 8, buffer, 20); // Offset from start of referral

        // DFS alternate path offset (2 bytes)
        SMBUtil.writeInt2(0, buffer, 22);

        // Network address offset (2 bytes)

     *
     * @return service
     */
    String getService();

    /**
     * Indicates whether the connected share is part of a Distributed File System (DFS) namespace.
     *
     * @return whether the share is in DFS
     */
    boolean isShareDfs();

    /**
     * Indicates whether the tree connection has been successfully established and has a valid tree ID.
     *