bb.position(offset);
            assertEquals(maxReferralLevel, bb.getShort());
        }

        @Test
        @DisplayName("Should encode empty path correctly")
        void testEncodeEmptyPath() {
            String path = "";
            int maxReferralLevel = 1;
            buffer = new DfsReferralRequestBuffer(path, maxReferralLevel);

            byte[] dst = new byte[buffer.size()];

    private final int maxReferralLevel;
    private final String path;

    /**
     * Constructs a DFS referral request buffer
     *
     * @param filename the DFS path to request referral for
     * @param maxReferralLevel the maximum referral level to request
     */
    public DfsReferralRequestBuffer(final String filename, final int maxReferralLevel) {
        this.path = filename;

        assertTrue(s.contains("maxReferralLevel=0x3"));
    }

    @ParameterizedTest
    @ValueSource(ints = { 0, 5, -1, 65534 })
    @DisplayName("referral level variations")
    void testLevels(int level) throws Exception {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("foo");
        setPrivateField(cmd, "maxReferralLevel", level);
        byte[] buffer = new byte[100];

package jcifs.smb1.smb1;

class Trans2GetDfsReferral extends SmbComTransaction {

    private final int maxReferralLevel;

    Trans2GetDfsReferral(final String filename) {
        this(filename, 3);
    }

    Trans2GetDfsReferral(final String filename, final int maxReferralLevel) {
        this.maxReferralLevel = maxReferralLevel;
        path = filename;
        command = SMB_COM_TRANSACTION2;

     * @param maxReferralLevel the maximum referral level to request
     */
    public Trans2GetDfsReferral(final Configuration config, final String filename, final int maxReferralLevel) {
        super(config, SMB_COM_TRANSACTION2, TRANS2_GET_DFS_REFERRAL);
        this.maxReferralLevel = maxReferralLevel;
        this.request = new DfsReferralRequestBuffer(filename, maxReferralLevel);
        this.totalDataCount = 0;

        // When
        Field maxReferralLevelField = Trans2GetDfsReferral.class.getDeclaredField("maxReferralLevel");
        maxReferralLevelField.setAccessible(true);
        int maxReferralLevel = (int) maxReferralLevelField.get(trans2GetDfsReferral);

        // Then
        assertEquals(3, maxReferralLevel);
    }

    @Test
    @DisplayName("Test with various filename formats")
    void testVariousFilenameFormats() {