@DisplayName("Constructor: invalid mode throws IllegalArgumentException")
    void constructor_invalidMode_throws() {
        SmbFile file = mock(SmbFile.class);
        assertThrows(IllegalArgumentException.class, () -> new SmbRandomAccessFile(file, "badmode"));
    }

    @Test
    @DisplayName("open(): acquires and releases handle (no I/O)")
    void open_acquiresAndReleasesHandle() throws Exception {

    /**
     * @throws Exception
     */
    @Test(expected = EmptyArgumentException.class)
    public void testForName_EmptyName() throws Exception {
        ClassUtil.forName("");
    }

    /**
     * @throws Exception
     */
    @Test(expected = EmptyArgumentException.class)
    public void testGetField_EmptyName() throws Exception {
        ClassUtil.getField(getClass(), "");
    }

    }

    @Test
    void testWrapMethodThrowsDcerpcException() throws DcerpcException {
        // Configure the mock to throw DcerpcException when wrap is called
        doThrow(new DcerpcException("Test wrap exception")).when(dcerpcSecurityProvider).wrap(mockNdrBuffer);

        // Assert that calling wrap throws DcerpcException
        assertThrows(DcerpcException.class, () -> dcerpcSecurityProvider.wrap(mockNdrBuffer));

    @Override
    public void setUp() throws Exception {
        super.setUp();
        generator = new CommandGenerator();
    }

    // Basic setter tests
    public void test_setCommandTimeout() throws Exception {
        final long timeout = 5000L;
        generator.setCommandTimeout(timeout);
        assertTrue(true);
    }

    public void test_setCommandDestroyTimeout() throws Exception {

    void connectWrapException_wrapsToSmbException(SmbResourceLocatorImpl loc, Exception thrown) throws Exception {
        // Arrange: spy on instance to force connect() failure with specific exception
        CIFSContext ctx = mock(CIFSContext.class);
        SmbTreeConnectionTrace trace = Mockito.spy(new SmbTreeConnectionTrace(ctx));
        doThrow(thrown).when(trace).connect(loc);

    @Test
    @DisplayName("refresh succeeds when not configured to fail")
    void refresh_success() throws Exception {
        TestCredentials creds = new TestCredentials("Z", false, false, new Subject(), false);
        // Should not throw
        assertDoesNotThrow(creds::refresh);
    }

    @Test
    @DisplayName("refresh throws CIFSException when configured to fail")
    void refresh_failure_throws_cifs() {

    private WildcardQueryCommand queryCommand;

    @Override
    protected void setUpChild() throws Exception {
        // Initialize and register WildcardQueryCommand
        queryCommand = new WildcardQueryCommand();
        queryCommand.register();
    }

    public void test_convertWildcardQuery_defaultField() throws Exception {
        // Test with default field

        }, "Should throw IllegalStateException after destroy");

        assertThrows(IllegalStateException.class, () -> {
            storage.decryptCredentials(encrypted);
        }, "Should throw IllegalStateException after destroy");

        // Clean up
        Arrays.fill(plaintext, '\0');
    }

    @Test
    public void testAutoCloseable() throws Exception {

        // Then
        assertEquals(0, bytesWritten);
    }

    @Test
    @DisplayName("Should read valid structure from wire format")
    void testReadBytesWireFormatValidStructure() throws SMBProtocolDecodingException {
        // Given
        byte[] buffer = new byte[256];
        int offset = 10;

        // Write valid structure (16 bytes)

        assertTrue(thrown.getCause() instanceof MalformedURLException);
    }

    @Test
    void testGetPipe() throws CIFSException, MalformedURLException {
        // Test getPipe(String url, int pipeType) method
        String url = "smb://server/IPC$/pipeName"; // Corrected URL for named pipe
        int pipeType = 1;
        SmbPipeResource mockSmbPipeResource = mock(SmbNamedPipe.class);