readings[0] = l.toArray(new String[l.size()]);

                    if (items == null) {
                        items = new ArrayList<>(text.length() * fields.length / field.length());
                    }

                    final String[] langs = lang == null ? new String[] {} : new String[] { lang };
                    items.add(new SuggestItem(words, readings, new String[] { field }, 1L, 0, -1, tags, roles, langs,

    void testNullPath() {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral(null);
        byte[] buffer = new byte[10];
        assertThrows(NullPointerException.class, () -> cmd.writeParametersWireFormat(buffer, 0));
    }

    @Nested
    @DisplayName("read methods are no‑ops")
    class ReadMethods {
        Trans2GetDfsReferral cmd = new Trans2GetDfsReferral("/foo");

        @Test
        void setup() {

    void testType1MessageFromBytes() throws IOException {
        // Given - Create a Type 1 message and convert to bytes
        Type1Message original = new Type1Message(mockContext);
        byte[] messageBytes = original.toByteArray();

        // When
        Type1Message parsed = new Type1Message(messageBytes);

        // Then
        // Note: getType() method does not exist in Type1Message

        when(nameFilter.accept(parent, "bad")).thenThrow(new CIFSException("bad name"));
        when(nameFilter.accept(parent, "good")).thenReturn(true);

        FileEntry initial = entry("first");
        FileEntry[] page1 = new FileEntry[] { entry("bad"), entry("good") };
        TestIterator it = TestIterator.create(tree, parent, "*", nameFilter, 0, initial, List.of(new FileEntry[][] { page1 }));

        // Act

        List<FileNotifyInformation> info = new ArrayList<>();
        NotifyResponse resp = mock(NotifyResponse.class);
        when(resp.isReceived()).thenReturn(true);
        when(resp.getErrorCode()).thenReturn(0);
        when(resp.getNotifyInformation()).thenReturn(info);
        setupSmb2(resp, new byte[16]);
        SmbWatchHandleImpl sut = new SmbWatchHandleImpl(handle, 0x1234, true);

        if (smbUrl == null || smbUrl.isEmpty()) {
            throw new SmbException("SMB URL cannot be null or empty");
        }

        // Check URL format
        if (!smbUrl.toLowerCase().startsWith("smb://")) {
            throw new SmbException("Invalid SMB URL format");
        }

        try {
            URL url = new URL(null, smbUrl, new jcifs.smb.Handler());

            // Validate host

        assertArrayEquals(new byte[] { 4, 3, 2, 1 }, dest, "Writer must be little‑endian");
    }

    @Test
    @DisplayName("writeULong handles negative values as unsigned")
    void testWriteULongNegative() {
        byte[] dest = new byte[4];
        NtlmMessage.writeULong(dest, 0, -1);
        assertArrayEquals(new byte[] { -1, -1, -1, -1 }, dest, "All bytes should be 0xFF for -1");
    }

    @Test

        this.docRoot = docRoot;

        server = new Server(port);

        final ResourceHandler resource_handler = new ResourceHandler();
        resource_handler.setWelcomeFiles(new String[] { "index.html" });
        resource_handler.setResourceBase(docRoot.getAbsolutePath());
        Log.info("serving " + resource_handler.getBaseResource());
        final HandlerList handlers = new HandlerList();

        NtlmPasswordAuthenticator auth1 = new NtlmPasswordAuthenticator("testuser", "");
        assertEquals("", auth1.getPassword());
        assertNotNull(auth1.getPasswordAsCharArray());
        assertEquals(0, auth1.getPasswordAsCharArray().length);

        // Test with empty char[] password
        NtlmPasswordAuthenticator auth2 = new NtlmPasswordAuthenticator("testuser", new char[0]);
        assertEquals("", auth2.getPassword());

        // Given
        Smb2TreeConnectRequest req = new Smb2TreeConnectRequest(mockConfig, path);
        byte[] buffer = new byte[1024];

        // Encode to set headerStart
        req.encode(buffer, 0);

        // Then
        byte[] pathBytes = path.getBytes(StandardCharsets.UTF_16LE);

        // Verify path is written correctly at body + 8
        byte[] actualPath = new byte[pathBytes.length];