// When/Then: Should throw DcerpcException for invalid URLs
            assertThrows(DcerpcException.class, () -> DcerpcHandle.parseBinding(url));
        }

        @Test
        @DisplayName("Should handle binding URLs without endpoints correctly")
        void testParseBindingWithoutEndpoint() {
            // When/Then: URLs without proper endpoints should fail

        void testConstructorWithNullContext() {
            // When
            Handler testHandler = new Handler(null);

            // Then
            assertNotNull(testHandler);
        }

        @Test
        @DisplayName("Should extend jcifs.http.Handler")
        void testInheritance() {
            // Then
            assertTrue(handler instanceof jcifs.http.Handler);

            doReturn(mockTreeHandle).when(dest).ensureTreeConnected();
            doReturn(true).when(smbFile).exists();
            doReturn(false).when(dest).exists();
            when(mockTreeHandle.isSMB2()).thenReturn(false);
            when(mockTreeHandle.isSameTree(mockTreeHandle)).thenReturn(true);

        lenient().when(mockContext.getConfig()).thenReturn(mockConfig);
        lenient().when(mockContext.getNameServiceClient()).thenReturn(mockNameServiceClient);
        lenient().when(mockNameServiceClient.getLocalHost()).thenReturn(mockLocalHost);
        lenient().when(mockLocalHost.getHostName()).thenReturn("localhost");
        lenient().when(mockConfig.getDefaultDomain()).thenReturn("WORKGROUP");

    void isInUse_variants(boolean inUse) {
        when(session.isInUse()).thenReturn(inUse);

        boolean result = session.isInUse();

        assertEquals(inUse, result);
        verify(session, times(1)).isInUse();
    }

    // Happy path + edge: getSessionKey returns bytes, empty and null
    @Test
    @DisplayName("getSessionKey returns bytes, empty, then null")
    void getSessionKey_variants() throws CIFSException {

    }

    @Test
    @DisplayName("Should create exception with error code and message")
    void testBasicCreation() {
        // When
        exception = new SmbOperationException(SmbOperationException.ErrorCode.FILE_NOT_FOUND, "test.txt");

        // Then
        assertNotNull(exception);
        assertEquals(SmbOperationException.ErrorCode.FILE_NOT_FOUND, exception.getErrorCode());

        when(pipe.ensureTreeConnected()).thenReturn(tree);
        when(tree.acquire()).thenReturn(tree);
        when(tree.isSMB2()).thenReturn(true);
        when(pipe.openUnshared(anyString(), anyInt(), anyInt(), anyInt(), anyInt(), anyInt())).thenReturn(fileHandle);
        when(fileHandle.acquire()).thenReturn(fileHandle);
        when(fileHandle.getTree()).thenReturn(tree);

    void testEmptyProperties() throws CIFSException {
        // Given
        Properties emptyProps = new Properties();

        // When
        PropertyConfiguration emptyConfig = new PropertyConfiguration(emptyProps);

        // Then
        assertNotNull(emptyConfig);
        // Hostname may be null when not provided in properties
        // This is expected behavior
    }

    @Test

    void testInterfaceMock() {
        // Given
        when(mockBasicFileInfo.getAttributes()).thenReturn(TEST_ATTRIBUTES);
        when(mockBasicFileInfo.getCreateTime()).thenReturn(TEST_CREATE_TIME);
        when(mockBasicFileInfo.getLastWriteTime()).thenReturn(TEST_LAST_WRITE_TIME);
        when(mockBasicFileInfo.getLastAccessTime()).thenReturn(TEST_LAST_ACCESS_TIME);
        when(mockBasicFileInfo.getSize()).thenReturn(1024L);

        when(mockFile.getAttributes()).thenReturn(SmbFile.ATTR_READONLY | SmbFile.ATTR_HIDDEN | SmbFile.ATTR_SYSTEM);

        // When calling accept
        // Then it should be accepted because the READONLY attribute is present
        assertTrue(dosFileFilter.accept(mockFile));
    }

    /**
     * Tests that the accept method returns false when the file attributes do not