// Normal extensions should be allowed
        assertEquals("\\share\\file.txt", validator.validatePath("\\share\\file.txt"));
        assertEquals("\\share\\document.docx", validator.validatePath("\\share\\document.docx"));
        assertEquals("\\share\\archive.tar.gz", validator.validatePath("\\share\\archive.tar.gz"));
    }

    @Test
    public void testInternationalCharacters() throws Exception {

    }

    @ParameterizedTest
    @DisplayName("Test decode with various file names")
    @CsvSource({ "a.txt", "very_long_filename_with_many_characters_to_test_buffer_handling.docx", "file with spaces.pdf", "文件.txt", // Unicode filename
            "file-with-special-chars!@#$%^&().bin" })
    void testDecodeWithVariousFileNames(String fileName) throws SMBProtocolDecodingException {

    void testGetFilename() throws SMBProtocolDecodingException {
        // Prepare test data
        String expectedFilename = "longfilename.docx";
        byte[] buffer = createValidBuffer(expectedFilename, "LONGFI~1.DOC", true);

        // Decode
        fileBothDirectoryInfo.decode(buffer, 0, buffer.length);

        // Verify

        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Doc1");
        Map<String, Object> doc2 = new HashMap<>();
        doc2.put("title", "Doc2");
        Map<String, Object> doc3 = new HashMap<>();
        doc3.put("title", "Doc3");
        documentList.add(doc1);
        documentList.add(doc2);
        documentList.add(doc3);

        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("title", "Test Document 1");
        doc1.put("content", "Test content 1");
        documentItems.add(doc1);

        Map<String, Object> doc2 = new HashMap<>();
        doc2.put("title", "Test Document 2");
        doc2.put("content", "Test content 2");
        documentItems.add(doc2);

        searchRenderData.setDocumentItems(documentItems);

        Map<String, Object> doc1 = new HashMap<>();
        doc1.put("id", "1");
        doc1.put("title", "Document 1");

        Map<String, Object> doc2 = new HashMap<>();
        doc2.put("id", "2");
        doc2.put("title", "Document 2");

        SearchResult result = SearchResult.create().addDocument(doc1).addDocument(doc2).allRecordCount(2L).queryTime(25L).build();

Shinsuke Sugaya <******@****.***> 1692100235 +0900

Shinsuke Sugaya <******@****.***> 1692100235 +0900

Shinsuke Sugaya <******@****.***> 1692100235 +0900

        for (Map<String, Object> doc : docs1) {
            assertTrue(doc.get(field).toString().toLowerCase().contains(query), doc.toString());
        }
        List<Map<String, Object>> docs2 = JsonPath.from(wcResponse2).getList("data");
        for (Map<String, Object> doc : docs2) {
            assertTrue(doc.get(field).toString().toLowerCase().contains(query), doc.toString());
        }
    }

    @Test