void testFilenameHandling(String filename) {
        // Test various filename formats
        trans2FindNext2 = new Trans2FindNext2(config, TEST_SID, TEST_RESUME_KEY, filename, TEST_BATCH_COUNT, TEST_BATCH_SIZE);

        byte[] buffer = new byte[1024];
        int written = trans2FindNext2.writeParametersWireFormat(buffer, 0);

        // Verify filename is written and can be read back

    private byte[] createValidNotificationBuffer(String fileName, int action) {
        return createNotificationBufferWithNextOffset(fileName, action, 0);
    }

    /**
     * Helper method to create a notification buffer with specified next offset
     */
    private byte[] createNotificationBufferWithNextOffset(String fileName, int action, int nextOffset) {
        byte[] fileNameBytes = fileName.getBytes(StandardCharsets.UTF_16LE);

    /**
     * Creates an artifact instance from a filename.
     *
     * @param artifactType the type of the artifact
     * @param filename the filename to parse
     * @return an artifact instance
     */
    protected Artifact getArtifactFromFileName(final ArtifactType artifactType, final String filename) {
        return getArtifactFromFileName(artifactType, filename, null);
    }

    /**

     * @param fileId
     *            The file ID that was closed
     * @param fileName
     *            The name of the file that was closed
     */
    public Smb2CloseResponse(final Configuration config, final byte[] fileId, final String fileName) {
        super(config);
        this.fileId = fileId;
        this.fileName = fileName;
    }

    /**
     * Get the close flags
     *
     * @return the closeFlags

                            <div class="card-body">
                                <div class="form-group row">
                                    <la:errors property="fileName"/>
                                    <la:select styleId="fileName" property="fileName" styleClass="form-control">
                                        <c:forEach var="item" varStatus="s" items="${fileNameItems}">

    /**
     * Constructs a query information request.
     *
     * @param config the configuration
     * @param filename the file name to query
     */
    public SmbComQueryInformation(final Configuration config, final String filename) {
        super(config, SMB_COM_QUERY_INFORMATION, filename);
    }

    @Override
    protected int writeParameterWordsWireFormat(final byte[] dst, final int dstIndex) {
        return 0;

    }

    private String insertRepositoryKey(String filename, String repositoryKey) {
        String result;
        int idx = filename.indexOf('.');
        if (idx < 0) {
            result = filename + '-' + repositoryKey;
        } else {
            result = filename.substring(0, idx) + '-' + repositoryKey + filename.substring(idx);
        }
        return result;
    }

    @Override

    }

    private String insertRepositoryKey(String filename, String repositoryKey) {
        String result;
        int idx = filename.indexOf('.');
        if (idx < 0) {
            result = filename + '-' + repositoryKey;
        } else {
            result = filename.substring(0, idx) + '-' + repositoryKey + filename.substring(idx);
        }
        return result;
    }

    @Override

        pathField.set(trans2GetDfsReferral, filename);

        // When
        String result = trans2GetDfsReferral.toString();

        // Then
        assertNotNull(result);
        assertTrue(result.contains("Trans2GetDfsReferral"));
        assertTrue(result.contains("maxReferralLevel=0x3"));
        assertTrue(result.contains("filename=" + filename));
    }

    @Test

    def create_upload_file(file: UploadFile):
        testing_file_store.append(file)
        return {"filename": file.filename}

    client = TestClient(app)
    with path.open("rb") as file:
        response = client.post("/uploadfile/", files={"file": file})
    assert response.status_code == 200, response.text
    assert response.json() == {"filename": "test.txt"}

    assert testing_file_store
    assert testing_file_store[0].file.closed